|Pumps patents - Monitor Patents|
USPTO Class 417 | Browse by Industry: Previous - Next | All
04/2012 | Recent | 14: | | | Sep | Aug | Jul | Jun | May | Apr | Mar | Feb | Jan | 13: Dec | Nov | Oct | Sep | Aug | Jul | Jun | May | Apr | Mar | Feb | Jan | 12: Dec | Nov | Oct | Sep | Aug | July | June | May | April | Mar | Feb | Jan | 11: Dec | Nov | Oct | Sep | Aug | Jul | Jun | May | Apr | Mar | Feb | Jan | 10: Dec | Nov | Oct | Sep | Aug | Jul | Jun | May | Apr | Mar | Feb | Jan | | 09: Dec | Nov | Oct | Sep | Aug | Jl | Jn | May | Apr | Mar | Fb | Jn | | 2008 | 2007 |
Pumps April category listing, related patent applications 04/12Below 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. 04/26/2012 > 15 patent applications in 10 patent subcategories. category listing, related patent applications
20120100011 - Control system: A control system is provided that can identify the occurrence of a single surge cycle in centrifugal compressor using various methods and devices. Once the occurrence of a single surge cycle is identified, the control system can take remedial action to respond to the surge cycle, such as by adjusting... Agent: Johnson Controls Technology Company
20120100009 - Pump control device and pump device: A pump control device for a pump device having a DC brushless motor as a drive source and a flow rate of the pump device is increased and decreased depending on a corresponding increase and decrease of a rotational speed of the DC brushless motor is structured so that, when... Agent: Nidec Sankyo Corporation
20120100010 - Speed control: Embodiments of the invention provide a pumping system for at least one aquatic application controlled by a user. The pumping system includes a pump, a variable speed motor, a memory, and a controller. The pumping system includes a user interface with a first speed button, a second speed button, an... Agent:
20120100012 - Method for controlling electric compressor: Disclosed is a method of controlling an electric compressor. The method includes: (I) starting the electric compressor by applying an electric power to an air conditioner; (II) determining, by an inverter, whether the electric compressor is started normally; and normally driving the electric compressor when the electric compressor starts normally... Agent: Doowon Technical College
20120100013 - Method of surge protection for a dynamic compressor using a surge parameter: A method of surge protection for a dynamic compressor that has a corresponding compressor map. A control system continually calculates an equivalent polytropic head parameter in order to define a surge limit line. The system then calculates a control parameter and determines the distance the control parameter to the surge... Agent:
20120100014 - Submersible pump system: A submersible pump system includes a submersible pump assembly having one or more stages of impellers and a submersible motor assembly that drives the pump assembly. The submersible pump assembly includes a motor housing, a motor within the motor housing for driving the pump assembly and a control module mounted... Agent: Grundfos Pumps Corporation
20120100015 - Multi-stage compressor: Provided is a multi-stage compressor which includes: a first-stage compressing unit which includes a first compressing element with an impeller and a second compressing element with an impeller, the first and second compressing elements being connected to each other; and a rear-stage compressing unit which includes at least one rear... Agent: Samsung Techwin Co., Ltd.
20120100016 - Fuel pump module for damping vibration: Provided is a fuel pump module for a vehicle in which a fuel pump, which is a vibration body, is physically coupled to an intank filter, a primary filter, and the like, which are other components of the fuel pump module, to have increased mass, such that unique harmonic acceleration... Agent: Coavis
20120100017 - Centrifugal compressor unit: o
20120100018 - Maintenance machine for refrigeration units: For refrigeration units, maintenance machines are required that can receive and compress the refrigerant from the refrigeration unit. Furthermore, a vacuum pump is required, which is connected to the emptied lines and pumps out humidity and air. The maintenance machine according to the invention includes a motor that drives a... Agent: Inficon Gmbh
20120100020 - Hermetic compressor: There is provided a hermetic compressor capable of supplying oil even in a low-speed operation. The hermetic compressor includes a hermetic contained filled with oil in a base thereof, a rotatably crank shaft having a screw-shaped oil groove in an outer portion thereof, and an oil feeder having an upper... Agent:
20120100019 - Motor: A motor including a casing, a rotor, a stator and a separation member is disclosed. The rotor is rotatably coupled with the casing. The stator is disposed in the casing and drives the rotor to rotate. The stator includes a claw-pole member, an insulation member and a coil unit. The... Agent:
20120100021 - Hermetic compressor: A hermetic compressor includes a hermetic container, a motor element, and a compression element. A shaft of the compression element includes a main shaft, a flange projecting from the main shaft, and an eccentric shaft connected to the flange. A main bearing has a thrust surface contacting and sliding on... Agent: Panasonic Corporation
20120100022 - Diaphragm machine: The present invention concerns a multi-cylinder diaphragm machine having at least two hydraulically driven diaphragms includes: a drive unit for producing at least two pulsating hydraulic fluid flows for driving the diaphragms and a delivery unit for delivering a delivery medium and having at least two pump chambers, the volumes... Agent: Prominent Dosiertechnik Gmbh
20120100023 - Tube pump: A tube pump capable that prevents and minimizes torque variation in a drive motor regardless of the rotation direction of a rotor unit includes a casing in which a liquid-flowing tube is arranged; a drive motor provided with a driving shaft rotatable in forward and reverse directions; a rotor body;... Agent: Nidec Servo Corporation04/19/2012 > 9 patent applications in 8 patent subcategories. category listing, related patent applications
20120093662 - Auto-stop air pump: An auto-stop air pump has a housing, a blower and an auto-stop device. The housing has an upper chamber, a lower chamber, a main inlet and an outlet. The upper chamber and the lower chamber communicate with each other. The main inlet and the outlet are formed through the housing... Agent:
20120093663 - Apparatus and system to actuate and pump well bore liquids from hydrocarbon wells: Pump apparatus and pump systems for use with hydrocarbon wells are actuated in response to a working fluid delivered at a high pressure to pump a fluid to be pumped or production fluid. The pump advantageously employs translation motion of a piston. Some embodiments employ working fluids at two ports.... Agent:
20120093664 - Continuously variable transmission apparatus and air conditioning system having the same: A continuously variable transmission apparatus includes an input shaft, an output shaft, a continuously variable transmission mechanism, a differential gear mechanism and a bypass shaft. The continuously variable transmission mechanism is placed between the input shaft and the output shaft and is adapted to conduct rotation of the input shaft... Agent: Denso Corporation
20120093665 - Light weight crankcase casting for compressor: A compressor, as well as a lightweight and strong casting for a compressor, are disclosed. The compressor, which may be a reciprocating compressor for use in compressing high-pressure refrigerants such as CO2, includes substantially reduced wall thicknesses (t) compared to prior art castings. The side walls of the compressor can... Agent:
20120093667 - Power cable for high temperature environments: An electrical power cable for high temperature environments comprises two or more sheathed conductors; each sheathed conductor comprising an electrical conductor, an electrical insulator surrounding the electrical conductor, and a sheath surrounding the electrical insulator; and a bonding material interconnecting the sheaths of the two or more sheathed conductors positioned... Agent: Schlumberger Technology Corporation
20120093666 - Systems and methods for insulating y-points of three phase electric motors: Systems and methods for insulating the Y-points of three-phase electric motors commonly used in ESP systems, in which the Y-points are not grounded or tied to a reference voltage, and may consequently experience high voltages. One embodiment is an apparatus for insulating the Y-point of the motor using an electrically... Agent:
20120093668 - Rim driven thruster having propeller drive modules: A rim driven thruster comprises an annular housing, a propulsor assembly, a magnetic rotor assembly and a stator assembly. The annular housing defines a flow path extending along an axis. The propulsor assembly is supported within the housing and comprises propeller blades extending radially from the axis of the flow... Agent: Hamilton Sundstrand Corporation
20120093669 - Rim driven thruster having transverse flux motor: A rim driven thruster comprises an annular housing, a propulsor assembly, a magnetic rotor assembly and a transverse flux stator assembly. The annular housing defines a flow path extending along an axis. The propulsor assembly is supported within the housing and comprises propeller blades extending radially from the axis of... Agent: Hamilton Sundstrand Corporation
20120093670 - High-pressure fuel supply pump having electromagnetically-driven intake valve: The present invention eliminates a valve holder and accommodates a valve guide in a small space provided between a valve seat and a peripheral surface part of a pressure chamber to reduce the size of a pump. The valve guide guides a stroke of the valve and is provided inside... Agent: Hitachi Automotive Systems, Ltd.04/12/2012 > 14 patent applications in 11 patent subcategories. category listing, related patent applications
20120087804 - Method and pump unit for a pressure sewerage system: A pump unit for a pressure sewage system, including a pump for insertion in a sewage holding tank, the pump being capable of activation for pumping sewage out of the holding tank to an external pipeline, and a timer unit enabling activation of the pump for a first predetermined time... Agent: Ghd Pty Ltd
20120087805 - Method for controlling the discharge pump of a household appliance and processing unit for implementing said method: A method for controlling a discharge pump of a household appliance, including starting a synchronous electric motor that actuates said discharge pump until the synchronism condition is reached, and driving said synchronous electric motor at a steady state through phase control by varying the firing angle (α). In driving said... Agent: Askoll Holding S.r.l.
20120087806 - Fluid sealing elements and related methods: Methods and mechanisms for fluid sealing are provided. The disclosed mechanisms include a tool having a cavity configured to form a toroidal vortex and a fluid sealing element to induce an azimuthal variation of the toroidal vortex (a “dynamis seal”). The fluid sealing element may include a sharp change in... Agent:
20120087807 - System and method for scavenging ullage from center wing tanks in an airplane: A system for reducing reactive components in ullage of a fuel tank, typically the fuel tank of an airplane. The system includes an air driven unit for creating a fluidic motive force to remove ullage from the fuel tank, and a main catalytic unit for receiving the ullage and reducing... Agent: Simmonds Precision Products, Inc.
20120087808 - Liquid ring compressors for subsea compression of wet gases: The present disclosure is directed to liquid ring compressors that can be employed to remove liquid from a wet gas and/or to compress a wet gas. In one embodiment, a liquid ring compressor includes a shaft, a main body inner casing disposed about the shaft to form a chamber between... Agent: General Electric Company
20120087809 - Pipe pump system: Disclosed is an embodiment that introduces a novel system to pump fluids, or, gases or, semi-solids, or, solids, from one place to another. Conventionally, a motorized pump systems are used to pump any given fluid from one position to another, nonetheless, in this invention not only a new system of... Agent:
20120087810 - Multi-stage centrifugal compressors: The invention relates to an improved multi-stage centrifugal compressor (10) comprising at least four centrifugal compression stages (11,12,13,14), each including an impeller. The impellers of one pair of the stages (12,13) are mounted on a first shaft (23) coupled to a first high speed direct drive motor (16), and the... Agent:
20120087812 - Folding personal fan: A personal motorized cooling fan designed to retract and fold into a vertical tower for economy of shipping, storage and desk space. Each fan blade includes a blade portion and a root portion that rides in a race that guides the blades as they splay during rotation. When the fan... Agent:
20120087813 - Lead wire engaging structure and electric apparatus: A lead wire engaging structure includes a first engaging portion and a second engaging portion. One end of the first engaging portion and one end of the second engaging portion are integrally provided at a first mounting portion integrally provided at a second casing wall portion. The first engaging portion... Agent: Sanyo Denki Co., Ltd.
20120087814 - Miniature heat-dissipating fan: A miniature heat-dissipating fan includes a stator and a rotor. The stator has a first leakage flux absorber and a coil layer that is arranged on the first leakage flux absorber and has a plurality of coils. An annular wall is formed on an outer edge of the first leakage... Agent:
20120087811 - Motor-driven compressor: A motor-driven compressor includes a shell, an electric motor, a first conductor electrically connected to an external power source, a second conductor electrically connected to the electric motor, a connector connecting the first conductor and the second conductor and a connector case. The connector case has a first case member,... Agent: Kabushiki Kaisha Toyota Jidoshokki
20120087815 - Centrifugal compressor assembly and method: A centrifugal compressor assembly for compressing refrigerant in a 250-ton capacity or larger chiller system comprising a motor, preferably a compact, high energy density motor or permanent magnet motor, for driving a shaft at a range of sustained operating speeds under the control of a variable speed drive. Another embodiment... Agent:
20120087816 - Cooling fan: A cooling fan (1) includes a fan housing (10), a stator (20), a rotor (30) and a bearing assembly (40). A tube (111) extends upwardly from a central portion of the fan housing. The stator is mounted around the tube. The bearing assembly includes a ball bearing (333) and a... Agent: Fu Zhun Precision Industry (shen Zhen) Co., Ltd.
20120087817 - Three element diaphragm damper for fuel pump: A damper assembly for a fuel pump includes at least one diaphragm assembly formed by joining two metal diaphragms to respective two sides of an imperforate central plate, thereby creating a pair of closely spaced diaphragms, each acting upon its own gas volume. Preferably, the diaphragm assembly has (a) a... Agent:04/05/2012 > 9 patent applications in 9 patent subcategories. category listing, related patent applications
20120082569 - Very-small-capacity pressure gauge: A pressure gauge mounted to a pump or a back pressure regulator in an HPLC, SFC, or SFE system provides improved solvent exchange and improved measurement precision. A through hole having an inside diameter of 1.0 mm is made in a hexagonal member similar in shape to a pipe joint.... Agent: Jasco Corporation
20120082570 - Dual drive pump system: A dual drive pump system for rear wheel or front wheel drive automatic transmission in a motor vehicle includes a dual drive pump disposed off-axis of the transmission input shaft axis and driven by a gear train driven by a hub. The dual drive pump is also driven by a... Agent: Gm Global Technology Operations LLC
20120082571 - Fluid level control mechanism: A fluid level control mechanism comprising a float assembly, a flow line assembly, an upper centralizer, and a lower centralizer. The float assembly has a cylindrical outer float tube and a cylindrical inner float tube connected by upper and lower end plates to form a sealed cavity. The flow line... Agent:
20120082572 - Fluid pump: A fluid pump includes a drive shaft driven by power from an engine, a rotor adapted to be provided at a housing and rotating unitarily with the drive shaft, a driving wheel which is provided separately from the drive shaft and to which the power from the engine is always... Agent: Aisin Seiki Kabushiki Kaisha
20120082573 - Aluminum wound line-start brushless permanent magnet motor: A line-start brushless permanent magnet motor assembly includes an unconventional combination of a rotor assembly including a plurality of permanent magnets mounted thereon, and a stator assembly including aluminum winding coils. The unique combination of construction features leads to significant motor performance enhancements at lower incremental cost. The line-start brushless... Agent:
20120082574 - Electromagnetic pump with frequency converter circuit: An electromagnetic pump has a frequency converter circuit for driving the electromagnetic pump, wherein the frequency converter circuit comprises an oscillator circuit, a bistable circuit and a push-pull circuit. The oscillator circuit oscillates to transform DC into a single-phase oscillating signal. The bistable circuit splits the single-phase oscillating signal into... Agent:
20120082575 - Oil-free, low pressure water vapor blower: A high-speed, single-stage, motor-driven blower designed to move water vapor includes an axial flow compressor and a rotating assembly supported by gas foil bearings and driven by a brushless permanent magnet synchronous motor utilizing a remotely mounted variable frequency drive. The blower is immersed in a water vapor flow for... Agent:
20120082576 - Pressure monitoring system for infusion pumps: A pressure monitoring system allows for more accurate and reliable measurement of the pressure inside of a tube in a pump. The pressure monitoring system prevents movement of the tubing or a change in size of the tubing due to external forces applied to the pump, eliminating inaccuracies due to... Agent:
20120082577 - Fluid transport system with elastic tube and detaching cam arrangement: A fluid transportation system includes: an elastic tube; a tube frame having a tube guide groove to which the tube is attached in a circular arc; a cam driving wheel interior of the tube and having a rotational center coinciding with the center of the circular arc of the tube... Agent: Seiko Epson CorporationPrevious industry: Fluid reaction surfaces (i.e., impellers)
Next industry: Rotary expansible chamber devices
RSS FEED for 20150205:
Integrate FreshPatents.com into your RSS reader/aggregator or website to track weekly updates.
For more info, read this article.
Thank you for viewing Pumps patents on the FreshPatents.com website. These are patent applications which have been filed in the United States. There are a variety ways to browse Pumps patent applications on our website including browsing by date, agent, inventor, and industry. If you are interested in receiving occasional emails regarding Pumps patents we recommend signing up for free keyword monitoring by email.
Results in 0.20276 seconds