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Pumps

Below are recently published patent applications awaiting approval from the USPTO. Recent week's RSS XML file available below.
Listing for abstract view: USPTO application #, Title, Abstract excerpt,Patent Agent. Listing format for list view: USPTO National Class full category number, title of the patent application.
  
01/15/2015 > 23 patent applications in 20 patent subcategories.

20150017019 - Mobile hydraulic generator and control method thereof: Disclosed are a mobile hydraulic generator having rapid response by scattering a small motor for generating a flow of fluid and a small pump, and a control method thereof. The mobile hydraulic generator includes: a flow generator including n pumps operated by n motors to generate an amount of a... Agent:

20150017020 - Offline filtration device and method: An apparatus, system and method are provided for controlling fluid flow through a vacuum chamber of a dehydration system, the vacuum chamber having a temperature sensing device operative to measure a temperature of a fluid in the vacuum chamber. A temperature difference between a temperature setpoint for the fluid and... Agent: Parker-hannifin Corporation

20150017021 - Method for operating a hydraulic pump arrangement, and hydraulic pump arrangement: A hydraulic pump arrangement of a portable hydraulic tool operates by an autonomous power supply or is releasably connected to the hydraulic tool by a hose and driven by an electrical power source. A load-dependent control of the hydraulic pump switches between a loaded state and a non-loaded state. A... Agent: Lukas Hydraulik Gmbh

20150017022 - Surface adsorption vacuum pumps and methods for producing adsorbate-free surfaces: Methods for pumping a chamber to generate substantially adsorbate-free surfaces are described. Pumping systems for achieving a vacuum based on surface adsorption are also described.... Agent:

20150017023 - Apparatuses and methods for modulating fluids using acoustically oscillating solid structures: An acoustofluidic apparatus is provided that functions by the generation of microstreaming in fluid produced by the oscillation of oscillatory elements excited by an energy input such as acoustic energy. An acoustofluidic apparatus includes an oscillatory energy field generator in energetic contact with one or more oscillatory elements contained in... Agent:

20150017024 - Method of controlling an electric submersible pump: A method of controlling an electric submersible pump, comprising: a) monitoring the pressure at the suction and discharge of the pump; b) calculating the pressure difference between the discharge and suction pressure; and c) controlling the pump to maintain a constant pressure difference between the discharge and suction pressure.... Agent: Shell Oil Company

20150017025 - Method for operating a vacuum generator and a vacuum generator: The present invention is directed toward a method for operating a vacuum generator using pressure fluid to generate the vacuum. The vacuum generator has a pressure port for pressure fluid supply, and a suction point. During a work cycle, the pressure fluid supply is activated at least once and then... Agent: J. Schmalz Gmbh

20150017026 - Structure of pump: A pump includes a cap that is fit into an opening of a pump body. The pump body has an external thread formed on an outer circumference close to a top face thereof for engagement with and coupling to a rotatable fixing ring having an internal thread so as to... Agent:

20150017027 - Liquid ring compressor: A liquid-ring, rotating-casing compressor comprises a shaft carrying an impeller having a core and a plurality of radially extending vanes rotatably coupled to the shaft for rotation around a first axis, and a tubular casing mounted for rotation relative to the impeller around a second axis that is parallel to... Agent:

20150017028 - Fan assembly: A fan assembly includes a base, a body including an air inlet, impeller and motor driving the impeller to draw an air flow through the air inlet, an air outlet and an interior passage conveying air to the air outlet and extending about an opening through which air from outside... Agent:

20150017029 - Pressure overshooting prevention system for electronic hydraulic pump in hydraulic system: The present disclosure relates to a pressure overshooting prevention system for an electronic hydraulic pump in a hydraulic system, in which a flow rate command is added (+), a discharge flow rate is subtracted (−), a displacement flow rate (Delta Q) is calculated, a first pressure command corresponding to the... Agent:

20150017030 - Centrifugal pump apparatus: In this centrifugal blood pump apparatus, one permanent magnet is provided in one surface of an impeller, a second permanent magnet is provided in an inner wall of a blood chamber, a third permanent magnet is provided in the other surface of the impeller, and a fourth permanent magnet and... Agent: Thoratec Corporation

20150017034 - Pump unit: A pump assembly has at least one electronics receiving space (54; 54; 54″). The electronics receiving space (54; 54; 54″) includes at least one defined ventilation opening (40; 40; 40″). The ventilation opening (40; 40; 40″), at an outer side of the electronics receiving space (54; 54; 54″), runs out... Agent:

20150017031 - Pump assembly: A pump assembly includes an electric drive motor having a stator and a permanent magnet rotor, at least one impeller connected to the rotor via a rotor shaft, a thrust bearing accommodating axial forces acting on the impeller and rotor shaft in operation, and at least one radial bearing arranged... Agent: Grundfos Holding A/s

20150017032 - Ship's propulsion unit: The present disclosure relates to a ship's propulsion unit which includes: a closed liquid cooling system having an inner space containing liquid. The inner space is partly limited by a cylindrical outer surface of a cylindrical section of a motor housing section of the propulsion unit for exchanging thermal energy... Agent: Abb Oy

20150017033 - Ship's propulsion unit: The disclosure relates to a ship's propulsion unit including a shell structure arranged below a hull of the ship and an electric motor for rotating a propeller. The propulsion unit can include a closed gas circulation cooling system containing gas and include a gas circulation device for circulating gas through... Agent: Abb Oy

20150017035 - Pump head for a fuel pump: A pump head for a high-pressure fuel pump is disclosed. The pump head comprises a head housing including a body portion, and a turret portion extending from the body portion, a pumping chamber defined within the body portion, a pumping element bore for receiving a pumping element in use, the... Agent:

20150017036 - Reciprocating subsurface pump: A reciprocating pump includes an open-bottomed barrel adapted for attaching to the lower end of a production tubing string; a seating assembly having a cylindrical bore and adapted for mounting to a seating nipple at the upper end of the barrel; and a plunger assembly adapted for attaching to the... Agent: National Oilwell Varco, L.p.

20150017037 - Seal arrangement: A seal arrangement is provided for sealing a first medium from the environment or from a second medium, in a device having a movable element and a fixed element, wherein the movable element is configured for linear to-and-fro movement along a longitudinal axis and the fixed element forms a receptacle... Agent: Elringklinger Ag

20150017038 - Helically actuated positive-displacement pump and method: First and second structures are connected by helical fibers. The orientation between the first and second structures are changed, and by doing so, the positions of the helical fibers are correspondingly changed. The position of change of the helical fibers can be used for a pumping effect, or to change... Agent: California Institute Of Technology

20150017039 - High-pressure fuel supply pump having an electromagnetically-driven inlet valve: A high-pressure fuel supply pump having a normally-closed type electromagnetically-driven inlet valve mechanism supporting a large capacity and causing least sound is provided. A valve member having a seat surface that comes into abutment with an inlet valve seat; and a plunger rod positioned on the seat surface side of... Agent: Hitachi Automotive Systems, Ltd.

20150017041 - Mechanism for restraining fuel pressure pulsation and high pressure fuel supply pump of internal combustion engine with such mechanism: A mechanism for reducing pressure pulsation includes a pair of metal dampers formed by joining two disk-shaped metal diaphragms over an entire circumference and forming a hermetically sealed space inside a joined portion. Gas is sealed in the aforementioned hermetically sealed space of the damper, and a pair of pressing... Agent:

20150017040 - Pulsation damper and high-pressure pump having the same: A pulsation dumper configured to reduce a fuel pressure pulsation of fuel flowing in a fuel chamber includes a sealed space in which gas having a predetermined pressure is encapsulated between a first diaphragm and a second diaphragm configured to be resiliently deformable by a fuel pressure pulsation in the... Agent:

  
01/08/2015 > 8 patent applications in 8 patent subcategories.

20150010408 - Motor control apparatus and electric pump unit: A control unit includes an excessive output suppression control unit which suppresses an excessive output by reducing a current command value from a host control apparatus. A control signal output unit obtains a motor control signal by adding a reduction amount of the current command value to the current command... Agent: Jtekt Corporation

20150010409 - Membrane vacuum pump: A membrane vacuum pump includes at least one membrane pump stage, at least one inlet valve for a process gas to be conveyed associated with the membrane pump stage, and at least one gas ballast valve for the supply of a ballast gas. The flow path for the ballast gas,... Agent:

20150010410 - Control valve for a variable displacement compressor: In a control valve, the spring load of a spring, which biases a main valve element in a valve opening direction, is regulated, for instance. This allows a range of suction pressures Ps, where a main valve and a sub-valve are simultaneously closed until a sub-valve element is lifted from... Agent:

20150010411 - Bearing mechanism, motor, and blower fan: In a bearing mechanism according to a preferred embodiment of the present invention, a seal portion in which a surface of a lubricating oil is located is defined in a seal gap defined between an outer circumferential surface of a first tubular portion and an inner circumferential surface of a... Agent: Nidec Corporation

20150010412 - Stator, motor and compressor: A stator, a motor and a compressor are provided. A stator applied to a motor includes: a stator iron core; a plurality of stator teeth extending inwards along a radial direction of the stator; stator slots distributed between the plurality of stator teeth; and a winding wound around the stator... Agent:

20150010413 - Rotor mechanism: A rotor mechanism for use in moving fluid. The rotor mechanism has six rotor units spherically arranged, with at least one rotor unit including a port through it's body. Each rotor has the form of a truncated cone with two symmetric spiral recesses provided on the lateral surface of the... Agent:

20150010414 - Stator, three-phase induction motor, and compressor: The present invention provides a stator, a three-phase induction motor and a compressor. The stator is applied to a three-phase induction motor of a compressor. The stator includes: a stator iron core; a plurality of stator teeth extending inwards along a radial direction of the stator; stator slots distributed between... Agent:

20150010415 - Centrifugal pump device: This centrifugal blood pump device comprises an impeller which is provided within a blood chamber, a permanent magnet which is provided to one surface of the impeller, a permanent magnet which is provided to the inner wall of the blood chamber, permanent magnets which are provided to the other surface... Agent:

  
01/01/2015 > 35 patent applications in 27 patent subcategories.

20150004002 - Speed-based hydraulic pump control system and method for noise reduction in hybrid vehicles: A speed-based system for controlling a pump displacement to control a pump flow rate of a hydraulic pump in a vehicle, such as a hybrid. The system includes a plurality of sensors, a controller, and a hydraulic pump. The controller is configured to receive data from the sensors, ascertain a... Agent: Robert Bosch Gmbh

20150004003 - Air mass control for diaphragm pumps: Illustrative embodiments of diaphragm pumps, and pre-charging systems for use with such pumps, are disclosed. In at least one illustrative embodiment, a diaphragm pump may comprise a first diaphragm that separates a cavity into a motive fluid chamber and a pumped media chamber, a charge chamber having a controlled volume,... Agent:

20150004004 - Downhole electromagnetic pump and methods of use: The downhole electromagnetic pump includes a pumping chamber that is provided with a throughbore through which fluid may be pumped. An electrode arrangement is provided in order to produce an electro-hydro-dynamic force on fluids within the pump such that fluid may be pumped through the pump in a desired direction.... Agent: Downhole Energy Limited

20150004006 - Diaphragm pumps with chamber crossventing: Illustrative embodiments of diaphragm pumps with chamber crossventing, and methods of operating such pumps, are disclosed. In at least one illustrative embodiment, a method of operating a diaphragm pump may comprise communicating compressed fluid from a compressed fluid inlet to a first motive fluid chamber to cause first and second... Agent:

20150004005 - Membrane pump and method for adjusting same: The present invention concerns a pump adjusting method and a membrane pump having a pumping chamber, a pressure and a suction connection, wherein the pressure and the suction connections are connected to the pumping chamber, a hydraulic chamber, wherein the pumping chamber and hydraulic chamber are separated from each other... Agent: Prominent Dosiertechnik Gmbh

20150004007 - Cyclonic elevator and method for using same: A cyclonic elevator tube comprising a manifold which supplies fluid under pressure via an annular transition ring with multiple, circumferentially spaced jet orifices. These orifices are set at inwardly and circumferentially directed compound angles for ejecting vortex jets of pressurized fluid through the elevator, to ultimately cause transportation of fluid... Agent:

20150004008 - Static bilge pump: A static bilge pump has an inlet tube, a body and one or more eductors. It may be attached to the back of a boat using bolts, or other means such that the inlet tube may be inserted into the drain at the bottom of the bilge of a boat.... Agent:

20150004009 - Methods and systems for optimizing carbon dioxide sequestration operations: Methods and systems are provided for controlling operational parameters of a CO2 compression surface facility or pipeline in order to maintain a CO2 stream having impurities flowing in the pipeline in a liquid or supercritical phase. Sensors may be provided to sense whether the flow is single-phase or two-phase flow,... Agent:

20150004010 - Control valve for a variable displacement compressor: A control valve is configured such that a suction pressure, which is used to displace a sub-valve element in a valve opening direction after a main valve has been closed, is varied according to a value of current supplied to a solenoid. A crankcase communication port, which communicates with a... Agent:

20150004011 - Enhanced motor cooling system and method: An Environmental Control System (ECS) for an aircraft includes a ram air system having a ram inlet and a ram outlet. The ECS includes a cabin air compressor motor, a diverter valve, and a dedicated outlet. The cabin air compressor motor has a motor inlet passage and a motor outlet... Agent:

20150004012 - Lubrication apparatus of high pressure pump for common rail system: A lubrication apparatus of a high pressure pump for a common rail system is configured such that a sufficient amount of lubrication fuel can be supplied from a low pressure pump to the frictional junction between a roller and a shoe within a short period of time, thereby efficiently improving... Agent: Hyundai Motor Company

20150004013 - Security system for a pneumatic accumulator and plant using said system: A security system for a pneumatic accumulator, the pneumatic accumulator being connectable with a pump and with a pneumatic apparatus by, respectively, a first and second connecting duct is described. The security system has a) a pneumatic bladder for containing high pressure gas, and b) flow distribution means connected with... Agent:

20150004014 - Linear compressor: A linear compressor is provided. The linear compressor may include a shell including a refrigerant inlet, a cylinder provided within the shell, a piston that reciprocates within the cylinder, and a suction muffler provided movable together with the piston. The suction muffler may include a muffler main body that defines... Agent:

20150004015 - Refrigerant compressor: In order to further improve the sound damping in a refrigerant compressor comprising a common housing, a screw-type compressor which is provided in the common housing and has a compressor housing that is formed as part of the common housing and in which there is arranged at least one screw... Agent:

20150004016 - Fan comprising nano-bearing: A fan including: a fan frame, a casing, fan blades, a magnetic piece, silicon steel sheets, a coil, a circuit board, a nano-bearing, and a rotational shaft of a motor. The fan frame is disposed at a bottom of the fan. The casing is disposed above the fan frame. The... Agent:

20150004017 - Linear compressor: A linear compressor is provided that may include a shell including a refrigerant inlet, a cylinder provided within the shell, a piston reciprocated within the cylinder, the piston having a flow space in which a refrigerant may flow, a motor assembly that provides a drive force, the motor assembly including... Agent: Lg Electronics Inc.

20150004018 - Fan module: The invention relates to a fan module, comprising a fan impeller having an axial inlet side and a radial outlet side, an electric motor for coaxially driving the fan impeller, and a cooling air guide that leads from the outlet side to the electric motor. From the electric motor, the... Agent:

20150004019 - Diaphragm pumps with air savings devices: In at least one illustrative embodiment, a diaphragm pump may comprise a sleeve formed to include (i) a bore extending along a longitudinal axis and (ii) a sleeve port that opens to the bore, and a spool supported in the bore of the sleeve and formed to include a spool... Agent:

20150004020 - Turbocharger with an annular rotary bypass valve: A turbocharger includes an annular bypass volute to allow exhaust gas to bypass the turbine wheel. An annular bypass valve is disposed in the bypass volute. The bypass valve comprises a fixed annular valve seat and a rotary annular valve member arranged coaxially with the valve seat. The valve member... Agent:

20150004022 - Ceiling fan: A ceiling fan comprising: a fan motor and blade assembly, a mounting tube for suspending the fan motor and blade assembly from a ceiling, and a power supply mounted within the mounting tube configured to power the fan motor. Also a ceiling fan comprising a moulded stator frame, a raised... Agent:

20150004024 - Clamping ring with force limitation: A clamping ring (11) for the connection of two flanges includes an open ring section (17) which is designed for receiving the flanges (9, 10) to be connected. The flanges (9, 10) have ends connected by way of a clamping device (21-27) which is attached on the ring section (17).... Agent:

20150004023 - Hydraulic unit: The invention relates to a hydraulic unit including a motor housing for receiving components of an electric motor; having a pump housing for receiving components of a pump, which is driven in order to pump a pressure medium from the electric motor, the pump housing having at least one through-bore... Agent:

20150004021 - Linear compressor: A linear compressor is provided that may include a shell including a refrigerant inlet, an outer stator provided in the shell and including a coil, an inner stator disposed to be spaced apart from the outer stator, a permanent magnet disposed to be movable between the outer stator and the... Agent: Lg Electronics Inc.

20150004025 - Linear compressor: A linear compressor is provided that may include a shell provided with a refrigerant inlet; a cylinder provided inside of the shell to form a compression space; a piston that reciprocates inside of the cylinder to compress a refrigerant in the compression space; and a motor assembly that provides a... Agent: Lg Electronics Inc.

20150004026 - Linear compressor: A linear compressor is provided. The linear compressor may include a shell having a refrigerant inlet, a cylinder provided inside the shell, a piston that reciprocates inside the cylinder to compress a refrigerant, a motor assembly that provides a drive force to the piston, and a magnet assembly that delivers... Agent: Lg Electronics Inc.

20150004027 - Linear compressor: A linear compressor is provided. The linear compressor may include a shell having a refrigerant inlet, a cylinder arranged in the shell, a piston that reciprocates in the cylinder, a motor assembly that provides a drive force to the piston and having a permanent magnet, and a frame arranged on... Agent: Lg Electronics Inc.

20150004028 - Linear compressor: A linear compressor is provided. The linear compressor may include a shell having a refrigerant inlet, a cylinder provided within the shell, a piston that reciprocates within the cylinder to compress a refrigerant, a motor assembly that provides a drive force to the piston, a support provided for the magnet... Agent: Lg Electronics Inc.

20150004029 - Linear motor and component mounting device: A linear motor includes a stator having a core and an armature including coils respectively attached to the cores. A mover includes a shaft-like member having an opposed surface opposed to the armature and a field magneton made of a plurality of permanent magnets arrayed along the shaft-like member and... Agent: Yamaha Hatsudoki Kabushiki Kaisha

20150004030 - Linear compressor: A linear compressor is provided. The linear compressor may include a cylinder that forms a compression space for a refrigerant, a piston that reciprocates in an axial direction inside of the cylinder, and a linear motor that supplies power to the piston. The linear motor may include an outer stator... Agent: Lg Electronics Inc.

20150004032 - Wet rotor pump comprising power electronics: A wet rotor pump with an axial flux motor that includes a stator, a containment shell, and a rotor. The stator and the containment shell are arranged in a dry zone while the rotor on an impeller is arranged in a wet zone. The wet rotor pump further has an... Agent: Yasa Motors Poland Sp. Z O.o.

20150004033 - Enhanced axial air mover system with grill: Implementations of an enhanced axial air mover system address various issues such as drying performance, transportability, storage, use, and assembly. Some implementations include ergonomic positioning of a carrying handle relative to positioning of a fan-assembly to make the system easier to carry. Enclosures with variable diameter profiles increase air flow... Agent:

20150004031 - Compliant radial bearing for electrical submersible pump: An electrical submersible pump assembly has a rotary pump, an electrical motor, and a seal section. A drive shaft extends from the motor into the pump. A radial bearing for the shaft includes a bearing sleeve secured to the shaft for rotation. A bushing rotatably receives the bearing sleeve in... Agent:

20150004034 - Tube pump: The invention relates to a tube pump including an at least partly flexible tube and a pump element inserted in the tube, where the pump element comprises no more than one non-return valve member and a flow blocking member positioned a distance apart on a rod element. The non-return valve... Agent: Veinux Aps

20150004035 - Apparatuses and methods for actuating valves: A valve assembly including an actuator configured to provide a displacement, a shaft configured to transmit the displacement from the actuator to a valve closing member of a valve of the reciprocating compressor, and a displacement transmission mechanism connected to the shaft, and configured to amplify the displacement and/or a... Agent:

20150004036 - Relief valve assembly and components thereof: A relief valve assembly is provided for use in connection with high pressure and ultrahigh pressure pumps. The relief valve assembly includes a valve pin having an engagement portion with a tapered surface and a valve seat having a valve pin receiving aperture defining a tapered surface on the valve... Agent:

  
12/25/2014 > 33 patent applications in 22 patent subcategories.

20140377079 - Propeller rotor and engine overspeed control: An electromagnetic device for overspeed control of a propeller driven by an engine shaft comprises a clutch, an eddy-current coupler, and an electromagnetic brake. The clutch is disposed to mechanically decouple the propeller from the engine shaft. The eddy current coupler is disposed to electromagnetically couple the propeller to the... Agent:

20140377083 - Compressor system for natural gas, method of compressing natural gas and plant using them: A compressor system including a driver machine, for example a motor or a turbine, an epicyclic gearbox, and a centrifugal compressor, wherein the driver machine, the epicyclic gearbox, and the centrifugal compressor are connected in train configuration, i.e. the output rotary member of the driver machine is coupled to the... Agent: Nuovo Pignone Srl

20140377080 - Integrated pump and compressor and method of producing multiphase well fluid downhole and at surface: An integrated system is disclosed to handle production of multiphase fluid consisting of oil, gas and water. The production stream is first separated into two streams: a liquid dominated stream (GVF<5% for example) and a gas dominated stream (GVF>95% for example). The separation can be done through shrouds, cylindrical cyclonic,... Agent:

20140377081 - Reciprocating compressors having timing valves and related methods: A reciprocating compressor for the oil and gas industry, the reciprocating compressor has a chamber, a timing valve, an actuator and a controller. A fluid entering the chamber via a suction valve is compressed inside the chamber, and evacuated from the chamber via a discharge valve. The timing valve is... Agent:

20140377082 - Semi-commanded valve system applied to compressor and method for modulating the capacity of a compressor provided with a semi-commanded valve system: Semi-commanded valve system applied to an alternative-type compressor, wherein said compressor comprises at least a cylinder (1), at least a piston (2), at least a compression chamber (3), and at least one valve (71;81) acting in their respective orifice (7;8). Said at least one valve (71;81) is prestressed in a... Agent:

20140377084 - Liquid ring vacuum pump with cavitation regulation: A method for operating a liquid ring vacuum pump employs taking vibration measurements of the pump and comparing the measurements with a prescribed cavitation threshold. In addition, a measurement representing the liquid content in the gas to be conveyed is taken. This measurement is compared with a prescribed threshold. The... Agent:

20140377085 - Pump unit: A pump assembly with an electric drive motor and with an electronics housing (10). The electronics housing in which at least one first electrical circuit board (14) is arranged. On the circuit board electrical contacts (18) are formed. Via the electrical contacts, at least one electronic component (16), in the... Agent:

20140377086 - Air-driven pump system: An air-driven pump system comprising: a directional unit that defines a directional air chamber and comprises a directional piston, a first process air intake, and a second process air intake; two pump units each including a liquid chamber, an air chamber, and a piston; a shaft affixed to the pistons;... Agent: Wilden Pump And Engineering LLC

20140377087 - Variable displacement compressor: Variable displacement compressor, with center bore 101b in a center part of cylinder block 101, includes: first bore 101b1 supporting plain bearing 131 of drive shaft 110; second bore 101b2 with a peripheral wall radially outside of first bore 101b1; and third bore 101b3 connected to a crank chamber and... Agent:

20140377088 - Variable displacement swash plate type compressor: The compressor of the present invention comprises a first cylinder block 21 and a second cylinder block 23, and an actuator 13. The actuator 13 includes a movable body 13a, a fixed body 13b, and a control pressure chamber 13c. A first cylinder bore 21a and a first storage chamber... Agent:

20140377089 - Capacity modulation system for compressor and method: A compressor is provided and may include a first compression mechanism, a first valve plate including a first port, and a first manifold including a first cylinder having a first piston disposed therein. The first piston may be movable between a first position opening the first port and a second... Agent:

20140377090 - Switchable mechanical coolant pump: A coolant pump includes a rotatable rotor shaft, a pulley wheel which co-rotates with and is supported by the rotor shaft, a pump wheel rotatably supported at the rotor shaft, and an electrically switched wedge-coupled wet friction clutch. The wedge-coupled wet friction clutch comprises a clutch support fixed to the... Agent: Pierburg Pump Technology Gmbh

20140377091 - Pump for injecting a fluid, and in particular a micropump for use delivering a determined dose: A pump devoid of mobile mechanical parts and including a tank with a sleeve for dispensing fluid that remains fully open, but of which an inside capillary is too thin to allow for dispensing of fluid when idle. Recourse is therefore made to a resonator device with a piezoelectric exciter,... Agent: Commissariat A L'energie Atomique Et Aux Ene Alt

20140377092 - Apparatus for drainage by well points: Apparatus for drainage by well points, including a piston pump and a drive motor coupled to the piston pump by means of a transmission and provided with a drive shaft, which transmission is received in a housing and includes at least one crankshaft and a drive rod coupled thereto, the... Agent:

20140377093 - Cooling fan: A cooling fan includes a fan frame, a stator unit and an impeller. The fan frame includes a balancing member having a shaft-coupling portion. A lateral wall portion is formed on the balancing member and includes an air inlet and an air outlet. The stator unit has a base plate... Agent: Sunonwealth Electric Machine Industry Co., Ltd.

20140377094 - Motor-driven compressor: A motor-driven compressor that includes a compression unit adapted to compress refrigerant, an electric motor adapted to drive the compression unit, and a housing that accommodates the compression unit and the electric motor and includes a coupling member. A motor driving circuit drives the electric motor. The motor driving circuit... Agent: Kabushiki Kaisha Toyota Jidoshokki

20140377095 - Motor-driven compressor: A motor-driven compressor includes a motor driving circuit including a capacitor electrically connected through a lead to a circuit board, and a capacitor holder that is made of a plastic and holds the capacitor. The capacitor holder includes a side wall, which covers a side surface of the capacitor. The... Agent: Kabushiki Kaisha Toyota Jidoshokki

20140377096 - Motor-driven compressor: A motor-driven compressor includes a motor driving circuit, which includes a capacitor electrically connected to a circuit board, and a capacitor holder, which holds the capacitor. The capacitor holder includes a side wall body, which covers a side surface of the capacitor, a first retainer, which extends from the side... Agent: Kabushiki Kaisha Toyota Jidoshokki

20140377097 - Motor-driven compressor: A motor-driven compressor that includes a compression unit adapted to compress refrigerant, an electric motor adapted to drive the compression unit, and a housing that accommodates the compression unit and the electric motor. The housing includes a coupling member. A motor driving circuit is adapted to drive the electric motor.... Agent: Kabushiki Kaisha Toyota Jidoshokki

20140377098 - Micro pump device: There is provided a micro pump device including a micro pump, and a housing receiving the micro pump and provided with a pipe connection port.... Agent: Samsung Electro-mechanics Co., Ltd.

20140377099 - Micro-gas pressure driving apparatus: A micro-gas pressure driving apparatus includes a miniature gas transportation module and a miniature valve module. The miniature gas transportation module includes a gas inlet plate, a fluid channel plate, a resonance membrane and a piezoelectric actuator. A first chamber is defined between the resonance membrane and the piezoelectric actuator.... Agent: Microjet Technology Co., Ltd.

20140377100 - Bearing and shaft assembly for jet assemblies: An improved bearing and shaft assembly for jet assemblies is disclosed. The improved bearing and shaft assembly includes a bearing assembly having an outer bearing member and an inner bearing member, and a shaft assembly having a shaft member, a shaft protection member, and a locking mechanism. Also, a jet... Agent: Luraco Technologies, Inc.

20140377101 - Wet rotor pump comprising a plain bearing: A wet rotor pump with an axial flux motor that includes a stator and a rotor. The stator is arranged in a dry zone while the rotor on an impeller is arranged in a wet zone. The wet rotor pump further has an inlet line for a fluid to be... Agent: Yasa Motors Poland Sp. Z O.o.

20140377103 - Pump unit: A pump assembly with a stator housing (18), in whose inside a wet-running electric motor with a can (14) is arranged, and with a pump housing (2) connected to the stator housing (18). An annular shaped seal (22) is arranged between the stator housing (18) and a collar (34) of... Agent:

20140377104 - Pump assembly: A pump assembly has an electric drive motor which is designed as a canned motor which has a bearing (22) in the interior of motor can (14), on which a motor shaft (20) is supported. The bearing (22) has an outer diameter that is smaller than an inside diameter of... Agent:

20140377105 - Pump unit: A pump assembly includes a pump housing (2) and a stator housing (16), which is connected to the pump housing (2) and in which a wet-running electric motor with a can (18, 18′) is arranged. A plate-like bearing carrier (26, 26′) of sheet-material is arranged between the pump housing and... Agent:

20140377106 - Sensorless magnetic levitation vacuum pump and sensorless magnetic levitation device: An electromagnet has a core with a pair of magnetic poles, a primary coil wound around the core, and a series circuit of a first auxiliary coil wound around the first magnetic pole of the core, a second auxiliary coil wound around the second magnetic pole of the core, and... Agent:

20140377102 - Compressor assembly having electronics cooling system and method: A system, compressor, and method that cools an electronics module with a low-pressure refrigerant. The system, compressor, and method utilize a temperature sensor that detects a temperature of the low pressure refrigerant and communicates with the electronics module. Based on the temperature detected by the temperature sensor, the electronics module... Agent:

20140377107 - Hermetic compressor with discharge pulsation reducing member mounted thereon: The present disclosure relates to a hermetic compressor with a discharge pulsation reducing member mounted therein, the hermetic compressor including a case; a cylinder block disposed in the case; a discharge muffler disposed on the upper portion of the cylinder block and having a first chamber and a separate second... Agent: Dongbu Daewoo Electronics Corporation

20140377108 - Piston seal: A piston head for a syringe pump comprises a barrier portion (11) for driving fluid through a syringe pump barrel (30), wherein a peripheral section (13,14) of the barrier portion (11) is shaped to seal against the syringe pump barrel (30); and a re-silent member (15) arranged to resist deformation... Agent: Oxford Nanopore Technologies Limited

20140377109 - High-pressure fuel supply pump including an electromagnetically driven intake valve: A high-pressure fuel supply pump including an electromagnetically driven intake valve is configured such that a pressure equalizing hole is provided in the valve stopper positioned between the valve and a pressurizing chamber. The pressure equalization hole connects a spring storage space, provided between a valve and a valve stopper,... Agent: Hitachi Automotive Systems, Ltd.

20140377110 - Devices and methods for actuating valves: Apparatuses and methods overcoming the technical challenges in actuating valves of reciprocating compressors used in oil and gas industry are provided. A valve assembly includes an actuator, a shaft, a collar and a thrust bushing. The actuator is configured to generate a displacement. The shaft configured to receive a rotating... Agent:

20140377111 - Translo-rotating actuated rotary valves for reciprocating compressors and related methods: An actuated rotary valves for reciprocating compressors used in oil and gas industry, the valve including a stator with a stator opening, a rotor with a rotor opening, and an actuation mechanism. The actuation mechanism is configured to receive a rotation motion and to actuate the rotor to perform first... Agent: Nuovo Pignone S.p.a.

Previous industry: Fluid reaction surfaces (i.e., impellers)
Next industry: Rotary expansible chamber devices


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