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| Number | Title | Issue Date |
| 8167268 | Dual chamber orifice fitting plate support Methods and apparatus for positioning an orifice plate within a body having a straight flowbore. One embodiment includes a carrier supporting the orifice plate and a drive member operable to engage the carrier and move the carrier along a first axis perpendicular to... | 05/01/2012 |
| 7837176 | Dual chamber orifice fitting plate support Methods and apparatus for positioning an orifice plate within a body having a straight flowbore. One embodiment includes a carrier supporting the orifice plate and a drive member operable to engage the carrier and move the carrier along a first axis perpendicular to... | 11/23/2010 |
| 7607640 | Rotary valve actuator A rotary valve actuator that effects rotary movement of a rotary valve includes a heavy plate member coupled with a linear motive source, which reciprocates the plate member between a first position and a second position. A first pair of flexible pull connectors, su... | 10/27/2009 |
| 7438659 | Device for controlling belt lubrication and cooling of CVT (continuously variable transmission) A device for controlling belt lubrication and cooling of a CVT (Continuously Variable Transmission) is improved for minimizing fluid consumption and improving cooling efficiency by changing the nozzle spraying direction for belt lubrication and cooling. The device f... | 10/21/2008 |
| 7413163 | Rack and pinion wheel drive for an industrial sliding blade damper This invention discloses improvements to a damper of the type used in industrial applications to open and close ducts carrying noxious or corrosive materials, such as combustion by-products. The improvements include a linear rack and wheeled pinion system to raise a... | 08/19/2008 |
| 7401759 | Single-effect submarine actuator for operating valves The invention relates to the field of the submarine valve actuators, and specifically to those actuators, that in order to effect a standard valve closing operation are connected to an oleo system feeding an hydraulic cylinder (1), whose plunger (3), b... | 07/22/2008 |
| 7380409 | Isolation valve and coolant connect/disconnect assemblies and methods of fabrication for interfacing a liquid cooled electronics subsystem and an electronics housing An isolation valve assembly, a coolant connect/disconnect assembly, a cooled multi-blade electronics center, and methods of fabrication thereof are provided employing an isolation valve and actuation mechanism. The isolation valve is disposed within at least one of ... | 06/03/2008 |
| 7377479 | Position restoring apparatus for an open and close device A position restoring apparatus for an open and close device includes a casing base, a first actuating member, a second actuating member, a first end cover, a second end cover, an output shaft and a motor. The casing base has main member with a hollow seat. The first... | 05/27/2008 |
| 7367358 | Medical fluid delivery system and method relating to the same A medical fluid delivery system for the use in the delivery of medical fluids. The medical fluid delivery system may include a pumping system, a disposable medical fluid line set and a valve operating system. The disposable tubing line set may include valves adapted... | 05/06/2008 |
| 7322560 | Coaxial valve A coaxial valve includes a valve box having an inlet opening, an outlet opening, and a common flow channel. An axially movable cylindrical valve casing has an opening for a fluid inlet port and an opening for a fluid outlet port, both of which are joined up in the f... | 01/29/2008 |
| 7318576 | Bi-directional air valve for a tank system of a motor vehicle The invention includes a bi-directional air release valve for the tank system of a motor vehicle having an inlet opening, an outlet opening, a valve seat placed between the openings, and a closure element. In a closed position the closure element blocks the flow com... | 01/15/2008 |
| 7318577 | Motor-operated valve assembly A motor-operated valve assembly has a housing, a motor, a driving force transmission means and a valve member. The housing has a fluid passage therein. The motor is installed in the housing. The driving force transmission means has an output rotor rotatably supporte... | 01/15/2008 |
| 7302930 | Air induction system and assembly method for an intake manifold with a single shaft and sensor for activating air control valves The present invention utilizes a single shaft with cam-actuated control valves and one linear solenoid for control of air flow control vales in the air induction system for a V-type engine. According to various exemplary embodiments of the present invention, the sin... | 12/04/2007 |
| 7287541 | Method, apparatus and system for controlling fluid flow A system, apparatus and method of controlling the flow of a fluid are provided. In accordance with one embodiment of the present invention, a flow control device includes a valve having a flow path defined therethrough and a valve seat in communication with the flow... | 10/30/2007 |
| 7234574 | Damping coefficient switching-type hydraulic damper There is disclosed a damping coefficient switching-type hydraulic damper that may automatically switch a damping coefficient without needing supply of energy from the outside at all, and also may always surely exert an energy absorption capacity greater than that of... | 06/26/2007 |
| 7213613 | High-flow dual poppet valve having equalized closing forces A dual-poppet valve comprising a valve body having spaced-apart coaxial valve seats and being arranged such that first and second poppets both open into the primary chamber. A first pintle shaft engages the first poppet, and a second pintle shaft engages the second ... | 05/08/2007 |
| 7198251 | Opening/closing mechanism for vacuum processing apparatus and vacuum processing apparatus using the same An opening/closing mechanism for a vacuum processing apparatus comprises a link mechanism comprising a supporting member having first and second valve elements for closing first and second opening portions, and a base end side member rotatably attached at a rear edg... | 04/03/2007 |
| 7185792 | Dispensing device with rack and pinion drive for nozzle valve A pressurized gas cartridge drives a dispensing device for viscous product cartridges. The dispensing device and the viscous product cartridge form a gas enclosure separated from a product enclosure by a movable wall. A valve is driven by a rack and pinion valve dri... | 03/06/2007 |
| 7182310 | Position return device for an open and close apparatus A position return device for an open and close apparatus includes a casing base, a first actuating member, a second actuating member, a first end cover, a second end cover, an output shaft and a motor. The casing base has a main member with a hollow seat at the top ... | 02/27/2007 |
| 7163194 | Actuator for rotor valve An actuator (16) for a rotor valve (10). The actuator includes a rack (86) for driving a pinion gear (87) of the valve. The rack is moved between first and second positions by the action of a first piston (88). Movement of the firs... | 01/16/2007 |
| 7143875 | Attenuation coefficient switching type hydraulic damper A hydraulic damper used for reducing shaking of a structure, for example in an earthquake. The hydraulic damper has a cylinder, a piston movable in a reciprocating manner within the cylinder, hydraulic chambers at opposite sides of the piston, and a single on-off co... | 12/05/2006 |
| 7108012 | Fluid control valve A fluid control valve for the mixing of hot and cold water and delivery at a selected flow rate is described wherein an upper housing and lower housing are clamped together by a snap-fit connection thereby enclosing other fluid control valve component parts. A ball ... | 09/19/2006 |
| 7104254 | Throttle control apparatus having plate-shaped inner connecting member A throttle body of an electrically controlled throttle apparatus is constructed with a bore wall part, a motor housing part receiving a heavy component such as a motor and a connecting member that connects the bore wall part and the motor housing part with each othe... | 09/12/2006 |
| 7040600 | Mechanism with a push-pull cable for operating a valve in an aircraft A valve, e.g. of an aircraft drinking water system, has a rotatable adjusting shaft to adjust the valve between its open end position and its closed end position. A mechanism for operating the adjusting shaft includes a push-pull cable connected to a toothed rack th... | 05/09/2006 |
| 7032272 | Friction hinge A motion control device for controlling the movement of an operational member about a first axis and about a second axis includes a spindle having a socket and a control arm wherein the socket defines a first axis opening. The device includes a cylindrical pivot mem... | 04/25/2006 |
| 7028985 | Inline control valve with rack and pinion movement The present invention provides an inline flow control valve for regulating the movement of materials through a flow line. The valve of the present invention has a design that provides external control of the inline plug instead of control based on flow pressure of t... | 04/18/2006 |
| 7028705 | High torque failsafe valve operator A fluid valve operator for moving a moveable valve element such as a disc (14) that is pressed forcefully against a surface of a valve frame (12). The valve operator includes first and second electric gear reduction motors (22, 24) that each has... | 04/18/2006 |
| 7004138 | Pressure pulse communication in an engine intake manifold A servo-operated rotary vane valve is intended for external assembly through an opening in an engine inlet manifold passage with an integral rib formed therein. Baffling surfaces on the edge of the vane minimize pressure pulse communication over the rib when the val... | 02/28/2006 |
| 6981690 | Air-passage opening/closing device An air passage opening/closing device includes a film member for opening and closing an opening of an air passage of a case. One end of the film member is fixed to a fixing portion on an outer periphery of the opening of the air passage, and the other end thereof is... | 01/03/2006 |
| 6959913 | Actuator An actuator having a set of slidable pistons including sliding regions with the sliding regions including at least one wear member supported by a resilient member and a second wear member laterally spaced from the first wear member with a lubrication reservoir locat... | 11/01/2005 |
| 6955338 | Air-passage opening/closing device An air passage opening/closing device includes a film member for opening and closing an opening of an air passage of a case. One end of the film member is fixed to a fixing portion on an outer periphery of the opening of the air passage, and the other end thereof is... | 10/18/2005 |
| 6938597 | Variable spring force intake valve assembly Disclosed herein is a variable spring force intake valve for use in two- or four-stroke internal combustion engines. The device comprises an intake valve body and a torsion spring attached to a gear and rod assembly. Manipulation, via manual or automated means, of t... | 09/06/2005 |
| 6935609 | Microvalve for controlling fluid flow A microvalve for controlling fluid flow, including a body portion having at least one opening formed therein, a shutter located adjacent to and substantially parallel with the body portion, and a drive mechanism for causing the shutter to pivot with respect to the b... | 08/30/2005 |
| 6920899 | Fluid control valve A fluid control valve for controlling the delivery of water includes a control lever that is movable in two directions by rotation of the lever about two independent axes. The fluid control valve includes a valve body assembly with flow passageways and a housing ass... | 07/26/2005 |
| 6892750 | Switching valve Switching valve and a regenerative thermal oxidizer including the switching valve. The valve of the present invention exhibits excellent sealing characteristics and minimizes wear. The valve has a seal plate that defines two chambers, each chamber being a flow port ... | 05/17/2005 |
| 6863085 | Faucet manifold assembly with in-line integral stops A shower faucet manifold assembly includes a manifold defining an inlet including first and second bores. The first bore is of a larger diameter than the second bore. Disposed within the first bore is a piston including an o-ring seal that engages the inner surface ... | 03/08/2005 |
| 6840493 | Valve actuator A valve actuator is provided in which a complementary set of pinions, each driven by a pair of racks, are located on opposite sides of the valve to be actuated. The racks are part of an annular bearing assembly and are coupled to one another through a hydraulic cyli... | 01/11/2005 |
| 6626201 | Apparatus for preventing reverse flow in drainage An apparatus for preventing reverse flows in a drainage is disclosed. In this apparatus, a floating device (41) and a reverse flow preventing device (54) act mutually in opposite directions owing to the floating force and the water pressure, and thus the ... | 09/30/2003 |
| 6584867 | Spur gear to interconnect rack and worm A gear for use as the pinion in a rack and pinion gear includes spur gear teeth that have an upper portion of the face cut in a worm cut so the gear is effective as a worm wheel for a worm gear while retaining involute curved faces so it is effective as t... | 07/01/2003 |
| 6471184 | Spring assisted electric/electronic globe control valve A globe valve system for controlling the flow of fluid in a pipe comprises a pipe receiving body having within a fluid passage, a valve seat and a globe valve plug movable between an open position allowing fluid flow through the passage and seat a closed ... | 10/29/2002 |
