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Valves and valve actuation July category listing 07/10

20100187451 - Pressure regulating valve for aircraft engine: The fluid pressure regulating valve is for use in an aircraft engine. The valve has at least a first fluid inlet, a first fluid outlet and a second fluid outlet. The valve comprises: a valve housing having a first valve spool interior cavity; a first fluid path within the valve... Agent: Ogilvy Renault LLP (pwc)

20100187452 - Microfluidic dispensing assembly: A microfluidic dispensing system may include diaphragm pumps that may be used for aspirating in corresponding ingredients via a nozzle or a tip from supply sources. Tips may be placed in contact with ingredient supply sources, and through repeated actuation of the diaphragm pumps, desired volumes of ingredients are aspirated... Agent: Wolf Greenfield & Sacks, P.C.

20100187453 - Method and device for producing a high-pressure-tight connection and associated valve cartridge for a solenoid valve: The invention relates to a method and a device for producing a high-pressure-tight connection between a pole core and a valve sleeve of a solenoid valve and to an associated valve cartridge for a solenoid valve. According to the invention, the pole core is placed in a two-part compression mold,... Agent: Ronald E. Greigg Greigg & Greigg P.l.l.c.

20100187454 - Actuator having an override apparatus: Actuators having override apparatus are described herein. An example actuator having an override apparatus includes a first actuator stem coupled to a control actuation member. The override apparatus is operatively coupled to the actuator. A spring is coupled to an override member to move the first actuator stem to a... Agent: Hanley, Flight & Zimmerman, LLC

20100187455 - Gas valve with high speed opening and high speed gas flow capability: A high speed gas valve apparatus including a reservoir for holding a gas having a charge port for filling the reservoir with the gas and an outlet for releasing the gas from the reservoir, a rod slidingly housed in the valve apparatus, the rod including a sealing means operatively arranged... Agent: Simpson & Simpson, PLLC

20100187456 - Adjustment device for an open-close valve: An adjustment device for an open-close valve (1) has a pneumatic drive (2) which is aerated or de-aerated according to the presence or absence of a control voltage (Vs) which can be supplied by a control system (5). The valve (1) moves into an operating position when the drive is... Agent: Cohen, Pontani, Lieberman & Pavane LLP

20100187457 - Solenoid valve: The invention relates to a solenoid valve with a magnet assembly and a valve cartridge. The valve cartridge includes a capsule and an armature which is movably disposed within the capsule and which has a first closing element which interacts with a main valve seat to form a seal. A... Agent: Ronald E. Greigg Greigg & Greigg P.l.l.c.

20100187458 - Solenoid valve: A solenoid valve includes a tubular coil bobbin 12 having a coil 13 wound around the outer peripheral surface thereof, a core 8 arranged inside the coil bobbin 12, a yoke 7 for fixing the core 8, a plunger 10 having a central axis coaxial to that of the core... Agent: Birch Stewart Kolasch & Birch

20100187459 - Valve cartridge for a solenoid valve: The invention relates to a valve cartridge for a solenoid valve having a capsule, a valve insert which is pushed into the capsule, and a tappet which is guided in a movable fashion in an inner bore of the valve insert. At least one axially running volume-compensating groove is arranged... Agent: Ronald E. Greigg Greigg & Greigg P.l.l.c.

20100187460 - Fluid selection valve unit, exhaust gas control valve having the same, and waste gate valve having the same: A fluid selection valve unit is provided which is applicable to an exhaust gas control valve, a waste gate valve, or the like provided between a high-pressure-stage supercharger and a low-pressure-stage supercharger of a two-stage supercharging exhaust turbocharger so as to control an amount of exhaust gas supplied to the... Agent: Birch Stewart Kolasch & Birch

20100187461 - High-pressure plug valve: A plug valve has a valve body, a cage fitted within the valve body and a rotatable plug housed within a cylindrical cavity in the cage, for controlling fluid flow through the valve. The cage has first and second opposed flat side surfaces, each side surface has a port for... Agent: Nelson, Mullins, Riley & Scarborough, L.L.P.

20100187462 - Axial flow control valves having an internal actuator: Axial flow control valves are described herein. An example axial flow control valve described herein includes a valve body defining a passageway between an inlet and an outlet that is substantially parallel to a fluid flow path at the inlet and the outlet of the valve body. The example control... Agent: Hanley, Flight & Zimmerman, LLC

20100187463 - Non return valve and a proceeding to form a non return valve system to be fasten together inside a receptacle intended to contain air or liquid: The present invention relates to a non-return valve (100) intended to be joined to a container (11) for air or liquids. The non-return valve is formed of non-rigid plastic or rubber material (1, 15), which forms reliable, tight non-return valve function in an opening channel (2) of the non-return valve.... Agent: Potomac Patent Group PLLC

20100181508 - Safety valve drive system: A safety valve drive system is operated such that a safety valve of a nuclear power plant is opened by supplying a driving gas by using a pilot valve at an occurrence of an accident or a transient state to thereby protect a reactor against pressure application. The safety valve... Agent: Foley And Lardner LLP Suite 500

20100181509 - Limiter for water faucets equipped with lever-type handles: A limiter detachably associated with a water faucet having a lever-type handle, enabling to prevent the rotational movement range of the lever-type handle. The limiter comprises a body and a limiting-handle where the limiting-handle is rotatably connected to the body. The limiter may be installed to the faucet at one... Agent: The Law Office Of Michael E. Kondoudis

20100181510 - Selector valve device: On a valve body of a selector valve mounted on a base member, a bolt insertion hole extending crossing a valve hole within a width of the valve body is formed, a mounting bolt is inserted into the bolt insertion hole so as to cross the valve hole and the... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, L.L.P.

20100181511 - Actuator for a pilot for hydraulic control valves: An actuator for a pilot for a hydraulic control valve including a direct-current servo-motor (1) provided with a high-ratio gear (4) and arranged to be operated by a battery (2) with an associated battery charger (13), and an oil return port (10), a pilot port (11) and a hydraulic supply... Agent: Patterson & Sheridan, L.L.P.

20100181512 - Method and device for testing drive parameters of an electropneumatic valve for a pneumatic actuating drive: A method and an electronic device are disclosed for testing drive parameters of an electropneumatic valve which is inserted into a closed control loop for position regulation of a switching element of a pneumatic actuating drive for a fitting which can be operated thereby. The electropneumatic valve can be driven... Agent: Buchanan, Ingersoll & Rooney PC

20100181513 - Method and electronic device for finding the opening point for a regulated electropneumatic valve of a pneumatic actuating drive: A method and an electronic device are disclosed, for finding an opening point for an electropneumatic valve, which method or electronic device can be used in a closed control loop for position regulation of a switching element of a pneumatic actuating drive for a fitting which can be operated thereby.... Agent: Buchanan, Ingersoll & Rooney PC

20100181514 - Motor-driven valve: To provide a motor-driven valve with a small number of parts, with excellent assemblage, capable of maintaining a large valve port diameter even downsized, and to prevent deterioration of housing environment due to sound caused by the impact and shortened life that are generated by collisions of closing limit stopper... Agent: Stetina Brunda Garred & Brucker

20100181515 - Air spring with cap: A poppet valve has a valve head and a valve stem. A piston is capable of reciprocating motion relative to a housing along a reciprocation axis. The piston has a valve-receiving portion for receiving therein an end portion of the valve stem. A cotter secures the valve stem to the... Agent: Osler, Hoskin & Harcourt LLP (brp)

20100181517 - Helical fluid flow conduit: A conduit with helical fluid flow. The conduit has a generally cylindrical housing with a side wall coupled with opposing end walls. An inlet and an outlet are coupled with the side wall. At least a portion of the inlet, and preferably the outlet, is tangential to the side wall... Agent: Stinson Morrison Hecker LLP Attn: Patent Group

20100181516 - Valve apparatus for regulating a heat exchange liquid: A valve apparatus can be used to select between a cold or a hot coolant for heat exchange, this selection depending on whether an attached heat exchanger is to operate as a cooler or a heater. The apparatus includes a valve housing with first and second chambers formed therein, first... Agent: Ridout & Maybee LLP

20100181518 - Valve spring for a plate valve: A plate valve designed as a hydraulic one-way valve, which has a valve plate, a one-piece valve spring and a holding element. The plate valve is integrated into a piston and is assigned to a feed opening. The rotationally symmetrical plate valve is inserted into a receptacle in the piston.... Agent: Lucas & Mercanti, LLP

20100181519 - Automatic switch valve: An automatic valve includes a three-way valve body and a valve core disposed in the valve body. The valve core has a large flange and a small flange formed at middle and front sections, an axial hole therein, and a water outlet formed between the large and small flanges. The... Agent: Dr. Banger Shia Patent Office Of Bang Shia

20100176320 - Method and electronic device for compensation of the hysteresis of pneumatically driven fittings: A method and an electronic device for compensation of the hysteresis of a pneumatically driven fitting having an electropneumatic valve. The electropneumatic valve is driven by a position regulator and is used in a closed control loop for position regulation of a switching element of an pneumatic actuating drive for... Agent: Buchanan, Ingersoll & Rooney PC

20100176322 - Electroactive polymer devices for controlling fluid flow: The invention describes devices for controlling fluid flow, such as valves. The devices may include one or more electroactive polymer transducers with an electroactive polymer that deflects in response to an application of an electric field. The electroactive polymer may be in contact with a fluid where the deflection of... Agent: Levine Bagade Han LLP

20100176321 - Hydraulic valve actuated by piezoelectric effect: A valve-actuator includes a chamber, a spool that opens and closes connections between ports in the chamber, an actuator including a housing containing a piezoelectric stack having a bore, and a spring contacting the spool through the bore and forcing the stack toward the chamber, the stack expanding and contracting... Agent: Macmillan, Sobanski & Todd, LLC

20100176324 - Load sensing directional control valve with an element having priority under saturation conditions: The invention relates to the field of load sensing, flow sharing directional control valves for controlling an operating machine, such as an excavator. The directional control valve of the present invention is particularly characterized by the addition of at least one element (E4) wherein the provision of a bore (16)... Agent: Young & Thompson

20100176323 - Variable flow digital gas valve: A variable flow rate gas control valve for use in consumer and commercial appliances is presented. The valve utilizes two or more solenoids to control the operating position of two different valve members whose orifices are sized in an exponential relationship with one another. By opening one or more of... Agent: Reinhart Boerner Van Deuren P.C.

20100176325 - Exhaust gas recirculation valve: An exhaust gas recirculation valve comprises a drive, at least one rotatable drive element and at least one translationally drivable driven element. The drive element comprises a thread element that is configured to convert rotational motion of the drive element into translation of the driven element. A rotational axis of... Agent: Knobbe Martens Olson & Bear LLP

20100176326 - Integrally-formed valve having a valve member provided with a spherical bearing surface: The invention relates to a valve including an integrally formed body having a first coupling segment and a second coupling segment defining bores, one of which bores has a right cross-section that is larger than the right cross-section of the other bore, and the bores being interconnected to define an... Agent: Clark & Brody

20100176327 - Gate-coating process: An apparatus that includes a body of a gate configured to seal a gate valve. In certain embodiments, the body has a first face with a first coating disposed thereon, and a second face opposite the first face and having a second coating disposed thereon. The body also may include... Agent: Fletcher Yoder (cameron International Corporation)

20100176328 - Adjustable valve assembly: A valve assembly is disclosed for mounting through a wall having a first face and a second face defining a thickness there between. The valve assembly includes a valve body housing having an axially-extending inner bore. A valve body is telescopically received in the inner bore of the valve body... Agent: Quarles & Brady LLP

20100176329 - Regulating valve: A regulating valve, which is attachable in particular in a bore, executed with a female thread, of a hydraulic door closer. The regulating valve has a body adjoined by a regulating section and has a thread located at the body. In order to provide a regulating valve which has a... Agent: Cohen, Pontani, Lieberman & Pavane LLP

20100176330 - Dissimilar material bonding of drive shaft with flow control component of valve: A valve, in certain embodiments, includes a drive shaft configured to couple to a fluid control component and having an interlace material at the joint between the drive shaft and the fluid control component. A valve, in other embodiments, includes a fluid control component configured to receive a drive shaft... Agent: Fletcher Yoder P.C.

20100171053 - Tap adaptors: A tap adapter comprises a tap head, a tap body and a plunger. The plunger is mounted within the body so as to be movable from a closed position to both a first open position and a second open position. Resilient means are arranged to return the plunger from either... Agent: Arent Fox LLP

20100171054 - Micromechanical slow acting valve system: The present invention provides an integrated microvalve system (1) comprising at least a first fluid branch (8) and a microvalve (2) being controlled by a control pressure in a control channel (17). The microvalve (2) is adapted to control a fluid flow in the first fluid branch (8). A flow... Agent: Foley And Lardner LLP Suite 500

20100171056 - Gate valve rotary actuator: A valve actuator comprising a screw member coupled to a valve stem and a sleeve such that rotation of the sleeve causes translation of the valve stem. The sleeve has a first end that is rotatably coupled to a housing that is fixably coupled to a valve body and a... Agent: Conley Rose, P.C. David A. Rose

20100171055 - Liquid-chromatography apparatus having diffusion-bonded titanium components: An HPLC apparatus includes a heat exchanger formed from diffusion-bonded first and second titanium substrates. At least two conduits for counterflow are defined between the first and second substrates.... Agent: Waters Technologies Corporation

20100171057 - Shut-off valve assembly: A shut-off valve assembly (1) comprising: a body (2) having a chamber (20) with an inlet (21) and outlet (22) for fluid; a valve seat (3); a baffle housing (4); and a valve member (10) having a sealing member (101) for sealing the valve seat (3) and a piston (102)... Agent: Hoffman Wasson & Gitler, P.c Crystal Center 2, Suite 522

20100171058 - Mechanically operated hydraulic valve actuator: A wellhead assembly includes a valve with a valve actuator. The valve actuator linearly moves a valve stem and valve member assembly to selectively open and close the valve. The valve actuator moves the valve stem by reciprocatingly moving a piston that is attached to the valve stem. The piston... Agent: Patent Department Ge Oil & Gas

20100171059 - Valve: Disclosed is a valve comprising a body, which has a fluid inlet port and a fluid outlet port, a flow path formed therein communicated with the fluid inlet port and the fluid outlet port, and a valve seat formed in the flow path; and a valve body, which is attached... Agent: Buchanan, Ingersoll & Rooney PC

20100171060 - Two-part back cap for a plug valve and plug valves incorporating same: A two-part back cap for a plug valve includes a back cap seal body and a back cap retainer nut. The back cap retainer nut secures the back cap seal body within the plug valve and securely supports the back cap seal body. A gap between an outer periphery of... Agent: Nelson Mullins Riley & Scarborough LLPIPDepartment

20100171061 - Vacuum processing apparatus: The invention provides a highly reliable plasma processing apparatus having stable sealing performance. The vacuum processing apparatus comprises a vacuum vessel having its inside decompressed; an opening disposed in a wall of the vacuum vessel for communicating the inside with the outside thereof and through which a sample to be... Agent: Antonelli, Terry, Stout & Kraus, LLP

20100163763 - Pilot operated vacuum packable inflation system: An inflation system that is also used as a safety device to inflate a life-saving device such as a life raft. The inflation system may be manually activated or may be automatically activated as a result of contact with water. The system may include a gas-operated pilot valve having a... Agent: Mcnees Wallace & Nurick LLC

20100163762 - System and method for monitoring control status of an exhaust apparatus pressure control system: An exhaust pressure control apparatus is disclosed. The exhaust pressure control apparatus including a main body in which an inlet port and an outlet port are formed, the main body also including a pilot chamber. The system also includes a spool comprising an upper slide and a lower slide, the... Agent: Neugeboren O'dowd PC

20100163764 - Improvements in or relating to water delivery devices: An adaptor for a water delivery device to avoid water wastage by the provision of two durations of water flow, comprising a tap head, a tap body and a plunger, the plunger being slidably mounted within the body so as to be movable from a closed position to both a... Agent: Arent Fox LLP

20100163765 - Pneumatic valve actuator having integral status indication: A pneumatic valve actuator having integral status indication includes an actuator housing with a recessed bore and a visual indicator coupled to a piston within a cylinder. An actuating pressure chamber is located also within the cylinder. The piston reciprocates in the cylinder in response to fluid pressure build-up in... Agent: Houston Office Of Novak Druce And Quigg LLP

20100163766 - Bistable valve: A bistable valve (100) is provided according to an embodiment of the invention. The bistable valve (100) includes an armature (108) movable to selectively block and unblock at least a first port (104) and a biasing device (112) configured to provide a first biasing force that biases the armature (108)... Agent: The Ollila Law Group LLC

20100163767 - Valve: A valve having at least one first valve chamber (1) which has an inlet opening (2) for the supply of a medium and a valve opening (3) which can be closed off by means of a valve body (4), which valve body (4) is acted on by a spring force... Agent: Cohen, Pontani, Lieberman & Pavane LLP

20100163768 - Electromechanical vlave: An electromechanical valve (1) comprises in a housing (2), a core (3) of magnetic material surrounded by a coil (5) to be supplied with excitation current, a valve seat (6) attached to the housing (2) with a space to said core (3), at least one centrally located outlet port (7)... Agent: Potomac Patent Group PLLC

20100163769 - Flow control valve for fluidized material: “A flow control valve for fluidized material comprises a valve housing having a valve chamber with a valve seat and a valve plug having a flow passage, the valve plug being arranged inside the valve chamber in front of the valve seat (30) so as to be rotatable about an... Agent: Cantor Colburn, LLP

20100163770 - Flow adjustment valve: The invention relates to a flow adjustment valve (1) comprising a valve housing (2) having a flow channel (3) in which a throttle unit (4, 11) having an adjustable throttle element (11) and a shut-off unit having a shut-off element (4) which blocks the flow channel (3) in a closed... Agent: Mccormick, Paulding & Huber LLP

20100163771 - Longitudinal bulging seal for spray gun: The seal (10) for a spray gun (20) is tubular in form and molded from an elastomer. The seal is placed in compression between two generally parallel surfaces (12) so as to seal out the fluid (such as paint) from the rod (14). As the trigger (16) is pulled and... Agent: Graco Minnesota Inc

20100163772 - Actuator: In one embodiment, a fluid driven actuation system is provided having a turbine and an actuation member with cooperating surfaces. In one form the fluid is fuel. The turbine may move when fluid is flowed through the actuation member thereby causing the actuation member to move by action of the... Agent: Krieg Devault LLP

20100163773 - Fixing system and joint, for fixing an actuator to a valve: An actuator (1) is fixed on a valve (2) through a fixing joint (3) which comprises a tubular sleeve (32) on which a tightening nut (30) is screwed; the nut (30) and the sleeve (32) are provided with a conical thread connection (34, 300); by screwing the nut (30), a... Agent: Sughrue Mion, PLLC

20100163774 - Fluid control valve: A valve includes a body, a throttling ball, and a shoe. The body includes an upstream flow passage and a downstream flow passage in fluid communication with an interior cavity of the body. The throttling ball is rotatable within the interior cavity on an axis to adjust the valve from... Agent: Fish & Richardson P.C.

20100163775 - Valve sealant fitting: Disclosed is a valve sealant fitting of high quality, which not only ensures rapid and easy injection of a sealant but also maximizes an effect of preventing a leakage. That is, the present invention provides a valve sealant fitting, which comprises, sequentially assembles and couples: a sealant body 10 having... Agent: Park Law Firm