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| Number | Title | Issue Date |
| 8051874 | Replaceable outlet liner for control valve A liner assembly adapted to line a valve body of a control valve comprises a sleeve, a liner and a retainer. The sleeve has an inner surface and an outer surface. The inner surface defines a bore. The outer surface is adapted to be disposed in engagement with the ou... | 11/08/2011 |
| 8047222 | Air valve for an air driven reciprocating device An air operated double diaphragm includes an air valve, air chambers, a center section between the air chambers, pump chambers and diaphragms between the air and pump chambers harnessed together with a piston rod. The air valve includes a statically dissipative body... | 11/01/2011 |
| 8006715 | Valve with thin-film coating A fuel system component is provided. The fuel system component may comprise a valve body having a substantially conical surface region including a first coating. The component may further include a valve seat having a first surface region with a substantially conica... | 08/30/2011 |
| 7849874 | Slide valve apparatus and method of manufacturing slide valve apparatus A slide valve apparatus includes a first member having a first fluid channel for allowing a fluid to flow therethrough, a second member sliding along the first member and having a second fluid channel formed in a manner to communicate with the first fluid channel, a... | 12/14/2010 |
| 7703475 | Piston for a linear spool valve A piston for a linear spool valve, the valve comprising a body having a inner surface. The body is made of a material with a relatively low heat expansion coefficient α1. The piston comprises a contact member having an outer surface and being adapted to ... | 04/27/2010 |
| 7686032 | First stage scuba diving regulator having an intermediate pressure spring protected from ice-induced blockage In a scuba diving first stage pressure regulator soft silicone rubber is bonded to the first stage spring to prevent water from freezing between the coils of the spring thereby assuring unrestricted movement of the spring coils even during freezing conditions. By pl... | 03/30/2010 |
| 7621292 | Lined valve A modular lining system for a valve body for use in fluid handling systems including fluid transport tankers, and a method for lining a valve body using the modular lining system. The lining system is slidably inserted into the valve body to protect the valve body f... | 11/24/2009 |
| 7571742 | Butterfly outflow valve An outflow valve is disclosed for use in a pressure vessel. The outflow valve includes a dual wall valve housing having a central bore, a butterfly plate assembly and an angled drive shaft. The butterfly plate assembly is designed to fit and rotate within the centra... | 08/11/2009 |
| 7565913 | Metal valve stem seal and sealing system The present invention is directed to a metal valve stem seal and sealing system comprising a valve body; a metal valve stem housed within the valve body; a bonnet member housed within the valve body; a U-shaped metal stem gasket positioned between the metal valve st... | 07/28/2009 |
| 7533687 | Capacity control valve An operating rod is subjected to a surface hardening heat treatment without a post finishing process which enhances a responsiveness of the operating rod by preventing powders from being attracted to a sliding surface of the operating rod. The capacitive control val... | 05/19/2009 |
| 7467641 | Metering valve for hydrofluoric plants A metering valve for hydrofluoric plants, comprising a flow chamber for the flow of the fluid, housing a plug and having an inlet passage and another outlet passage, a guide body through which the actuator stem for actuating the plug member runs, and an actuator hea... | 12/23/2008 |
| 7441560 | Solenoid valve for fuel cell A diaphragm is clamped between a solenoid unit disposed in a casing and a second valve body in which hydrogen is introduced. A filter comprising a bottomed cylindrical mesh member is mounted in a first passage defined in the first valve body. A restriction having an... | 10/28/2008 |
| 7428911 | Spill containment system and method A battery spill containment system and method are provided for containing a hazardous spilled substance from at least one industrial battery in service as a back-up power supply. The system comprises a containment rail system to define a perimeter to accommodate the... | 09/30/2008 |
| 7428912 | Metal valve stem and sealing system A metal valve stem seal and sealing system includes a valve body, a metal valve stem housed within the valve body, a bonnet member housed within the valve body, and a U-shaped metal stem gasket positioned between the metal valve stem and the bonnet member. The gaske... | 09/30/2008 |
| 7406980 | Waterway connection A coupler for a faucet is disclosed which couples a first waterway component and a second waterway component, the coupler being an overmold component. ... | 08/05/2008 |
| 7383854 | Solenoid valve for fluid media A solenoid valve, particularly for hot water, has a diaphragm that is disposed with no folds that accumulate air or vapor bubbles. The diaphragm extends in a smooth curve between its outer edge and its inner edge so that the bubbles are directed to the level where t... | 06/10/2008 |
| 7377290 | Valve assembly with an integrated circuit arrangement A valve assembly for a vibration damper includes a valve housing, an actuator for driving an adjustable valve part, and a circuit arrangement having an opening which provides access to the actuator, wherein the actuator has a coil. The actuator and the circuit arran... | 05/27/2008 |
| 7370664 | Flow control device A flow control device having a control member for forming a seal with another part of the flow control device. The control member having a base material and a portion or surface that is a softer or more deformable than the base material or the portion of the control... | 05/13/2008 |
| 7363937 | Replaceable sleeve insert for a choke assembly A replaceable sleeve insert for a choke assembly is disclosed, wherein the replaceable sleeve insert has a tubular member coaxially and sealingly retained within an upper body section of the choke assembly. The tubular member is also sealed against the bonnet. The t... | 04/29/2008 |
| 7363901 | Engine valve, method of manufacturing same, and cylinder head incorporating same An engine valve, formed of a titanium alloy, enables improvement of reliability and productivity while improving creep resistance and fatigue strength at a high temperature. The engine valve, including a stem section and a bevel section provided at one end of the st... | 04/29/2008 |
| 7350536 | Vacuumized receptacle for sample collection A portable receptacle is vacuumized for use in taking an air or gas sample for subsequent examination to determine type, origin, components of the air or gas. Critical to a long shelf life of the vacuumized receptacle is a valve which virtually seals the receptacle ... | 04/01/2008 |
| 7350539 | Electromagnetic controlled fuel injection apparatus with poppet valve An electromagnetic controlled fuel injection apparatus has a poppet valve which controls the beginning and end of fuel injection by reciprocation. Inertia force and friction force arising from the reciprocating motion of the poppet valve are utilized effectively to ... | 04/01/2008 |
| 7350676 | Valve for aerosol container Valve for an aerosol container for dispensing a suspension of a substance in a liquid propellant contained therein. The valve comprises a valve body (1) having at least one orifice (16) to allow a quantity of the suspension to pass from the container i... | 04/01/2008 |
| 7341073 | Valve member for a balanced pressure reducer A valve member (1) for a balanced pressure reducer, said valve member (1) having a wide head (1′) designed to co-operate with a valve seat (6), said valve member (1) having a central body (2) made of a material that is har... | 03/11/2008 |
| 7328717 | Plumbing valve cover for avoiding interference with faucet hose A plumbing valve cover is disclosed for use in conjunction with under-sink plumbing to avoid interference with the operation of a flexible spray nozzle hose used in conjunction with a spray nozzle. The plumbing valve cover may be coupled to the under-sink plumbing o... | 02/12/2008 |
| 7325564 | Linear solenoid valve A linear solenoid valve includes a solenoid having a coil wound around a coil bobbin, a fixed core, and a movable core for being attracted to the fixed core when the coil is energized, and a valve mechanism having a valve element for selectively bringing an inlet po... | 02/05/2008 |
| 7316241 | Steam trap A steam trap comprises a trap body having an inlet and an outlet each defining inner threads. The trap body further includes a spigot defining external threads. Also provided is a cap defining internal threads for engaging the external threads of the spigot of the t... | 01/08/2008 |
| 7287544 | Triple valve blow out preventer A triple-valve internal blow out preventer having unitary construction is provided, each valve including a tubular assembly having a central passageway with upper and lower seats mounted therein. A ball is rotatably received between the upper and lower seats and inc... | 10/30/2007 |
| 7270101 | Intake manifold shaft and blade attachment An arrangement for attaching a blade to a shaft for use in intake manifolds, uses fasteners that create a load on the blade. Fasteners are inserted through fastener holes in the blade and through shaft holes in the shaft. Once inserted outward pressure by the fasten... | 09/18/2007 |
| 7255328 | Low friction coatings for dynamically engaging load bearing surfaces A gate valve has a body, the body having a cavity and a flow passage intersecting the cavity. A seat ring is mounted to the body at the intersection of the flow passage and the cavity, the seat ring having an engaging face. A gate in the cavity has an engaging face ... | 08/14/2007 |
| 7243674 | Collapsible enclosure A collapsible enclosure includes a roof, a rear wall, a pair of sidewalls, a front wall, each wall having an outside and inside surface and an open bottom. The cover includes heat insulation material covering substantially all of each inside surface of each wall. A ... | 07/17/2007 |
| 7220291 | Filter housing assembly A filter housing assembly having a gas-tight seal and a method of replacing a filter are generally provided. In one embodiment, the filter housing assembly includes a housing having an opening adapted to receive a filter and an inlet. A seal member is coupled to the... | 05/22/2007 |
| 7213609 | Control system for high pressure oil wells A pressure reducing valve assembly for a high pressure oil well comprised of a hollow housing and a metering assembly disposed within such housing, such metering assembly comprising an entry liner having an entry bore, an exit liner having an exit bore, and a rotata... | 05/08/2007 |
| 7210496 | Compressed gas storage system A compressed gas storage system includes a gas tank formed for storing therein compressed gas, a gas discharge path provided in the gas tank, a solenoid valve connected to the gas discharge path and disposed in an interior of the gas tank for controlling the flow of... | 05/01/2007 |
| 7204474 | 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 po... | 04/17/2007 |
| 7201182 | Lined valve A modular lining system for a valve body for use in fluid handling systems including fluid transport tankers, and a method for lining a valve body using the modular lining system. The lining system is slidably inserted into the valve body to protect the valve body f... | 04/10/2007 |
| 7174892 | Regulator for underwater breathing devices Regulator for underwater breathing devices including a relatively hard material box-like body having a pipe for the connection with a mouthpiece, at least one air inlet duct and at least one opening on which-it is positioned one air exhaust valve. The regulator box-... | 02/13/2007 |
| 7175413 | Elastomeric dispensing valve manufacture A system for molding dispensing valves includes first and second mold sections, at least one of which is movable with respect to the other between a closed position in which the mold sections form a plurality of dispensing valve mold cavities, and an open position i... | 02/13/2007 |
| 7171981 | Flow control device and system A flow control valve has a ball and an annular seat providing a positive stop for automatically preventing flow through the valve when a line downstream has been broken. The flow control valve is useful for interior applications in which seepage through the valve wo... | 02/06/2007 |
| 7168440 | Valve body and seal assembly A valve body and seal assembly comprising a top-stem-guided valve body having at least one cast-in-place elastomeric seal insert in a peripheral seal retention groove and a cast-in-place top guide stem sleeve is made by pouring and curing liquid elastomer in at leas... | 01/30/2007 |
