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| Number | Title | Issue Date |
| 7413007 | Vehicle air-conditioning system A vehicle air-conditioning system includes an air-conditioner and an air outlet for opening and closing an opening formed in a rear part of a vehicle body. A control unit causes the air outlet to open and close the opening in accordance with changes in air condition... | 08/19/2008 |
| 7357792 | Positive push medical valve with internal seal A medical valve having an open mode to permit fluid flow and a closed mode to prevent fluid flow has a body and a valving element within the interior of the body. The body also has a valving element within its interior, and a proximal port and a distal port. The val... | 04/15/2008 |
| 7338268 | Discharge valve device of a compressor A compressor includes a casing, a driving part adapted to be accommodated in the casing for generating a driving force, a compression part for compressing gas with the driving force from the driving part and provided with an inlet for inhaling the gas and an outlet ... | 03/04/2008 |
| 7331715 | Valve element Provided is a valve element for venting fluids, such as gas or liquids, entrapped in a packaging enclosure. The valve element includes a base element having an aperture disposed through it and a membrane having a protruding raised portion. The membrane is attached t... | 02/19/2008 |
| 7322491 | Method of using one-way valve and related apparatus An apparatus has a valve body defining a first passageway, a valve seat, and a flow aperture extending through the valve body and coupled in fluid communication with the first passageway. A valve cover of the apparatus is formed of an elastic material and includes a... | 01/29/2008 |
| 7302960 | Momentary high pressure valve A valve (10) comprises a housing (12) with a valve element (14) which normally fluidicly couples a low pressure operating device, such as a transducer (30) and tubing (34) to be coupled to a patient (36) along a first flow p... | 12/04/2007 |
| 7302971 | Umbrella valve and assembly An umbrella valve includes an umbrella-valve body having a stem, a flexible umbrella, and a flange. The umbrella and the flange are each attached to, and extend radially outward from, the stem. The flange has at least one fluid passage. The umbrella valve can be pla... | 12/04/2007 |
| 7302962 | Vehicle pressure relief valve having peripherally secured flaps and method of manufacturing the same A pressure relief valve (12) for relieving air pressure from a passenger compartment (14) of a vehicle (10) includes a base (18) having a peripheral portion (30). A central opening (42) extends through the peripheral portion... | 12/04/2007 |
| 7299815 | Micropump check valve device and method of manufacturing the same A micropump check valve device which can be designed thin with good assemblability and applied with urging force. The micropump check valve device includes an upstream side member having a small-bore hole for passing therethrough a fluid, a downstream side member ha... | 11/27/2007 |
| 7287545 | Sanitary check valve A check valve adapted for mounting between any flanges and specifically between sanitary flanges in a piping system, the check valve comprising a stationary portion and a flexible portion; the single-piece rigid stationary portion including and supporting a valve se... | 10/30/2007 |
| 7278553 | One-way valve and apparatus using the valve An apparatus has a valve body defining a first passageway, a valve seat, and a flow aperture extending through the valve body and coupled in fluid communication with the first passageway. An elastic valve cover includes a valve portion overlying the valve seat, form... | 10/09/2007 |
| 7252110 | Membrane valve and second stage pressure reducer for two-stage underwater regulators incorporating said valve A membrane valve wherein the shutter disk is retained in contact with the valve seat during ejection of liquid or gas by means of one or more ribs that are substantially in contact with the shutter disk along one or more lines secant to the shutter disk and/or by me... | 08/07/2007 |
| 7249609 | Yard hydrant with closure valve check valve A yard hydrant having a valve body with a valve seat and a drain port. A closure valve disposed within the valve body and engaging the valve seat. The valve body having a conduit in fluid communication with the drain port and a hollow interior of the valve body. A c... | 07/31/2007 |
| 7178555 | Pressure relief valve A pressure relief valve that is mountable to protect packaging so as to vent pressurized gases contained within the packaging. The present invention also pertains to a pressure relief valve which includes at least one passageway defined by at least one inner rail an... | 02/20/2007 |
| 7178550 | Pressure control valve for a packaging container and device for attaching the pressure control valve to a material web A pressure control valve for a packaging container includes a supporting body having a recess a is disposed in an axially captive fashion either by means of gluing or by means of securing projections A device for attaching the pressure control valve to a material we... | 02/20/2007 |
| 7105119 | Method of forming integrally molded clip A clip (8) comprises a bush (20) and a pin (10) adapted to be inserted into the bush, wherein the bush has a leg portion to be expanded in diameter so as to fasten a plurality of members together when the pin is pushed into the bush. The pin inc... | 09/12/2006 |
| 7100890 | Swabbable luer-activated valve A normally closed valve that may be opened upon insertion of a nozzle permits two-way flow when opened by a luer-taper nozzle. The valve also is able to resist large back pressures. The valve includes a substantially rigid housing that defines a passageway having an... | 09/05/2006 |
| 7090341 | Ink-jet recording device and ink supply unit suitable for it Ink maintained at a negative pressure state is supplied to an ink-jet recording head via an ink supply mechanism constructed as a differential pressure valve having a coil spring 51 and a movable membrane 54 normally contacted elastically with a valve ... | 08/15/2006 |
| 7087130 | Method for manufacturing a sealable bag having an integrated zipper for use in vacuum packaging A method for manufacturing a bag for use in vacuum packaging comprises forming a first panel having a receiving feature and a second panel having an insertion feature, such that the insertion feature can be removably connected with the receiving feature, thereby for... | 08/08/2006 |
| 7014169 | Anti-drawback medical valve A medical valve has a translating member that enlarges the volume of the interior of the valve when the valve is in an open mode (permitting fluid flow), and decreases the volume of the interior when the valve is in a closed mode (preventing fluid flow). This varyin... | 03/21/2006 |
| 7011077 | Fuel system and method for managing fuel vapor pressure with a flow-through diaphragm A fuel system and a method of method of managing fuel vapor pressure in the fuel system. The fuel system a fuel tank having a headspace, a fuel vapor collection canister in fluid communication with the headspace, a purge valve, and a fuel vapor pressure management a... | 03/14/2006 |
| 6968976 | Valve mechanism for tube-type fluid container A valve mechanism adapted for a mouth portion of a tube-type fluid container includes: a valve seat portion having an opening through which a fluid passes; a disc-shaped valve portion; and an annular fixing portion for affixing the valve portion to the valve seat po... | 11/29/2005 |
| 6953027 | Flow-through diaphragm for a fuel vapor pressure management apparatus A fuel vapor pressure management apparatus for a fuel system performs leak detection on a headspace of the fuel system, performs excess negative pressure relief of the headspace, and performs excess positive pressure relief of the headspace. The fuel vapor pressure ... | 10/11/2005 |
| 6834678 | Pump valve A one-way fluid valve member (10) to be mounted on a valve (12) body having a valve opening (18) surrounded by a valve seat (16). The valve member (10) includes,: a valve closure part (14) to be movably mounted on the body (... | 12/28/2004 |
| 6748979 | Fluid supply valve There is disclosed a fluid supply valve comprising a disc-shaped valve body which is equipped with a fluid supply port in the central portion thereof and composed of an elastic material whose peripheral portion is reinforced and fixed with a rigid material, the flui... | 06/15/2004 |
| 6550498 | Fluid supply valve There is disclosed a fluid supply valve comprising a disc-shaped valve body which is equipped with a fluid supply port in the central portion thereof and composed of an elastic material whose peripheral portion is reinforced and fixed with a rigid materia... | 04/22/2003 |
| 6508270 | Shut-off valve The present invention relates to a shut-off valve of limiting flow to a single direction, and a shut-off valve of removing air from the sack and charging the sack with air as well. The shut-off valve has an air passage of a flat and substantially cylindri... | 01/21/2003 |
| 6394137 | Fluid supply valve There is disclosed a fluid supply value comprising a disc-shaped valve body which is equipped with a fluid supply port in the central portion thereof and composed of an elastic material whose peripheral portion is reinforced and fixed with a rigid materia... | 05/28/2002 |
| 6334761 | Check-valved silicon diaphragm pump and method of fabricating the same A silicone rubber diaphragm pump utilizing a pair of MEMS Parylene check valves and a miniature solenoid plunger and actuator is comprised of a spacer sandwiched by a silicone rubber diaphragm on one side and a check valve support on the other. The check ... | 01/01/2002 |
| 6305412 | Double acting pressure relief valve with low pressure seal A pressure relief valve that includes a sealing arrangement with a cantilevered seal that prevents fluid from escaping from a system if the differential pressure is only slightly positive yet permits fluid to be released from the system if the internal sy... | 10/23/2001 |
| 6253970 | Aerosol container with safety device The aerosol container has a container neck (1); a valve disk (5) arranged in the container neck at least partially sealed to its interior wall (12); a valve device (6) secured in the valve disk for dispensing product from an interior space (11); a circumf... | 07/03/2001 |
| 6240962 | Parylene micro check valve and fabrication method thereof The present disclosure describes a Parylene micro check valve including a micromachined silicon valve seat with a roughened top surface to which a membrane cap is anchored by twist-up tethers. The micro check valve is found to exhibit low cracking pressur... | 06/05/2001 |
| 6164334 | Reed valve retention A valve assembly has a discharge valve member and a suction valve member. One of these valve members includes a reed valve. The reed valve has a tab which is secured to the valve plate by drive studs prior to assembly of the valve assembly to the compress... | 12/26/2000 |
| 6164922 | Flow control valve for a pump for conveying a medium A pump for conveying a medium, in particular hydraulic oil, comprising a flow-control valve for controlling the flow of medium conveyed by the pump and a discharge channel (7) releasable by the flow-control valve. In order to prevent cavitation, a flow di... | 12/26/2000 |
| 6148860 | Low volume vacuum toilet assembly A vacuum tank assembly has a low volume configuration so that it can be used in boats and recreational vehicles where space is at a premium. A stack of components, with a waste tank at the bottom, then a vacuum tank with directly connected vacuum pump, an... | 11/21/2000 |
| 6113369 | Reed valve arrangement and gas compressor employing a reed valve arrangement A piston and cylinder air compressor has an induction reed valve including a flat springy reed having end regions which are tiltably supported to hold the reed in closing relationship with an air induction passage of a valve plate whilst permitting deflec... | 09/05/2000 |
| 6089272 | Check valve A check valve (10) including a valve disk (12), wherein the valve disk (12) is so arranged and configured as to be of a thickness sufficiently substantial to prevent the valve disk (12) from exhibiting a significant amount of flexure even under high rever... | 07/18/2000 |
| 6044862 | Compressor reed valve A valve assembly has a discharge valve member and a suction valve member. One of these valve members includes a reed valve. The reed valve has a tab which includes a slot which engages a cantilevered pin. The cantilevered pin allows flexing of the pin upo... | 04/04/2000 |
| 5996631 | Check valve A method of setting a gap between a poppet member and a seat in a check valve by sensing the position of an cylindrical projection extending from an end cap while sonically welding the end cap to a housing... | 12/07/1999 |
| 5992462 | Disc type check valve A check valve including a housing formed by a base portion and a cap portion positioned in telescoping relation with each other. A disc shaped valve member is positioned within the housing and is defined by opposing first and second planar sides. The valv... | 11/30/1999 |
