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| Number | Title | Issue Date |
| 8047224 | Cartridge insert valve The present invention is for a cartridge insert valve to limit excess flow through a pipe which is part of a piping system. The cartridge insert valve includes a cylindrical housing and an inlet cap with an inlet opening defined therein. The inlet cap is positioned ... | 11/01/2011 |
| 7814931 | Selectively actuated constant flow valve A constant flow regulating valve of the type described in U.S. Pat. Nos. 6,026,850 and 6,209,578 includes a closure mechanism configured and arranged to override the modulating mode of the valve and to close the valve at fluid inlet pressures both below and above th... | 10/19/2010 |
| 7806136 | Wafer-type direct-acting valve In the direct-acting valve of the present invention, no flange is formed in the valve box and the piping is achieved by interposing the valve box between pipe flanges. The direct acting valve includes: a driving section that operates by sensing a primary pressure or... | 10/05/2010 |
| 7568496 | Dual flange tee The dual flange hopper tee or other fitting connects to the bottom of a hopper for use in unloading the contents thereof, and has a relatively low profile for ground clearance. When used in conjunction with a valve, the tee or other fitting can be removed from the h... | 08/04/2009 |
| 7438083 | Pressure regulator filter assembly A pressure regulating apparatus is disclosed for use in an irrigation network. A pressure regulator may be combined with a filter unit in a single pipe to reduce components and joints in the irrigation network. A pipe may be provided having openings in its sides for... | 10/21/2008 |
| 7434593 | Double check valve assembly A double check valve that generally includes a modular fluid casing having a main housing, a one-piece modular cage, and at least one in-line check valve removably housed in the modular cage. ... | 10/14/2008 |
| 7395836 | Screwable check valve Disclosed is a check valve (5) that is screwed into a threaded bore (1) of a housing (2) of a hydraulic subassembly between a first pressure side (26) and a second pressure side (27) by means of an external thread (11) which... | 07/08/2008 |
| 7387135 | Valve assembly having rigid seating surfaces A valve assembly including a valve body having a bore and a port extending to the bore, an orifice member received in the bore and having an end wall and a side wall, and wherein the end wall defines an orifice providing fluid communication with the port of the body... | 06/17/2008 |
| 7357145 | High-pressure, hemi-wedge cartridge valve A valve having a cartridge that fits within the valve housing and that may be replaced without removing the valve housing from adjoining equipment. The cartridge contains a wedge having curved surfaces and a driver to rotate the wedge from an open to a closed positi... | 04/15/2008 |
| 7357898 | Microfluidics packages and methods of using same Microfluidics packages and methods of use are described, comprising in one embodiment a substrate having a top surface and means to lower pressure on the top surface; a fluidics card having a bottom surface and means to allow fluids to traverse through the card; and... | 04/15/2008 |
| 7354190 | Two-stage mixing system, apparatus, and method A two-stage mixing system, apparatus, and method produces a solution including a first substance and a second substance in a predetermined ratio by first mixing the first substance with a first liquid to produce a first solution and then mixing the first solution wi... | 04/08/2008 |
| 7340939 | Emissions sampling valve The invention provides a device for use in sampling the exhaust emissions from a turbine engine. The device has a valve array in a manifold housing coupling multiple turbine exhaust lines to an emissions analyzer, such as used in CEMS. Each valve can be actuated by ... | 03/11/2008 |
| 7341210 | Nozzle cap for sealing nozzle particularly used to charge with high pressurized fluid A nozzle cap is disclosed which is threadedly engaged with a distal end of a nozzle through which a compressed fluid is passed. The nozzle cap includes a terminal wall opposed to a distal end face of the nozzle axially with respect to the nozzle, a sealing member pl... | 03/11/2008 |
| 7334598 | Pressure regulator adaptable to compressed gas cartridge This pressure regulator is specifically designed to operate with a portable compressed gas cartridge thus reducing the high vapor pressure found in compressed gas cartridges down to a substantially consistent outlet pressure. Due to the nature of the crowded regulat... | 02/26/2008 |
| 7331359 | Valve with bi-loading seal A fluid control valve has at its lower inlet end a bi-loading seal. The seal is generally ring shaped in top view. However, it has a first flexible load section for sealing the stationary disk with respect to the housing and a second load section having an annular i... | 02/19/2008 |
| 7320338 | Microvalve package assembly A microvalve assembly that can help protect a microvalve or an assembly of microvalves from the environment. Such a microvalve assembly may be mechanically assembled, without the use of adhesives and/or other materials that might out-gas and/or otherwise reduce the ... | 01/22/2008 |
| 7314061 | Needleless access port valves Needleless access port valves are generally discussed herein with particular discussions extended to needleless access port valves comprising a stretched body. In one aspect of the present invention, a plug is positioned inside a slip port. When the plug is pushed b... | 01/01/2008 |
| 7311740 | Snap acting split flapper valve A filter bypass valve is disposed in parallel with an aircraft cabin air filtration system air filter. During normal operation, air is filtered through the air filter at an air flow that meets air flow requirements of the system. The bypass valve is designed to rema... | 12/25/2007 |
| 7308902 | Subsea valve assembly with replaceable fixed orifice insert The present invention is directed to an subsea valve assembly having a fixed orifice insert that can be removed and replaced using a remotely operated vehicle (ROV). The valve assembly includes a removable orifice insert holder and a threaded receptacle housing into... | 12/18/2007 |
| 7306030 | Snap-in baffle insert for fluid devices An insert snaps into position in a manifold of a fluid device to perform a baffling function. The insert includes a cradle having a base portion and opposed spring fingers for retaining the insert in position. The base portion can be completely closed to prevent flo... | 12/11/2007 |
| 7303194 | Seal retainer with pressure energized metal seal members for undersea hydraulic coupling An improved seal retainer for an undersea hydraulic coupling member, which utilizes pressure energized metal seals to maintain fluid integrity. One or more metal seals designed to have a press or interference fit are utilized in such a way that pressurized fluid try... | 12/04/2007 |
| 7293582 | Method and apparatus for precluding backflow in a mixing valve subjected to unbalanced inlet pressure An apparatus and method are provided for precluding backflow of fluid in a mixing valve, through use of a manifold of the mixing valve including a septum wall in an intermediate divided segment of an outlet conduit of the manifold. ... | 11/13/2007 |
| 7290560 | Valve cover locking system An apparatus and method to assemble and disassemble a valve cover locking screw assembly for a reciprocating pump module block. The module block has a bore, a removable valve cover closing the bore, and a valve cover locking ring securable to the block and surroundi... | 11/06/2007 |
| 7264015 | Non-return valve for a petrochemical reactor A rapidly replaceable non-return device (110) for a petrochemical refinery reactor (112), of the type comprising: a support tube (114), connected to a portion of the reactor (112), this support tube (114) being provided internally ... | 09/04/2007 |
| 7255323 | Pressure activated valve A pressure activated valve incorporates arrangements of permanent magnets within the valve housing to establish a pressure threshold at which the valve is either opened or closed. The magnets are mounted relative to one another with opposing polarities; so that the ... | 08/14/2007 |
| 7249611 | Check valve A top entry check valve including a valve body with an access port. A compressible hanger body engages a portion of the valve body and is positioned in alignment with the access port of the valve body. A clapper is connected to the hanger body so that the clapper is... | 07/31/2007 |
| 7246788 | Roller belt cassette for use in a control device The invention relates to a roller belt cassette for use in a control device (1) serving to control airflows in motor vehicles, comprised of a roller belt subassembly having a roller louver, which is formed by a roller belt (5), and at least two shafts ... | 07/24/2007 |
| 7231932 | Apparatus and methods for servicing a hydraulic choke An embodiment of the invention involves a method for servicing a choke valve that includes disconnecting a choke actuator and at least one internal valve component engaged therewith from the choke valve body of the choke valve and moving the same in a generally line... | 06/19/2007 |
| 7220273 | Control of airflow to an inflatable thermal device Airflow provided through an air hose to the inlet port of an inflatable thermal device is controlled by a mechanical device disposed at an end of the air hose that is coupled to the inlet port. In response to coupling the end of the air hose to the inlet port, the m... | 05/22/2007 |
| 7198063 | Multi-path joint and manufacturing method thereof A housing of a multi-path joint is divided into a plurality of blocks in correspondence with the number of lead-in ports, and a reverse-stop valve for preventing mixed fluid in the main path from flowing backward is provided between the lead-in ports and the main pa... | 04/03/2007 |
| 7191795 | Venting valve having a cover cap A venting valve for a fuel vessel of a portable handheld work apparatus has a valve housing which includes a base body and a valve cover. A valve plate is mounted between the base body and the valve cover. The valve plate controls a pressure compensating channel con... | 03/20/2007 |
| 7166911 | Packaged microchip with premolded-type package A MEMS inertial sensor is secured within a premolded-type package formed, at least in part, from a low moisture permeable molding material. Consequently, such a motion detector should be capable of being produced more economically than those using ceramic packages. ... | 01/23/2007 |
| 7165486 | Apparatus and method for hydraulically controlling a vehicle restraint A valve circuit, including a first and second circuit portion, for hydraulically controlling a loading dock vehicle restraint. The first circuit portion permits raising and lowering of the vehicle restraint. The second circuit portion permits extension and retractio... | 01/23/2007 |
| 7140383 | Intake system An intake system has an intake pipe, a passage member which is inserted into a peripheral wall of the intake pipe in a radial direction to form an intake passage passing across a front end and a rear end thereof in a direction of insertion along with the intake pipe... | 11/28/2006 |
| 7121295 | Internal blow out preventer ball and seat An internal blow out preventer is provided that includes a ball 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 includes an external surface... | 10/17/2006 |
| 7121521 | Spigot An apparatus for regulating a flow of fluid in a tube. The apparatus comprises a housing comprising a passage configured to at least partially receive the tube, an adjustment mechanism rotatably coupled to the housing and selectively configurable between a first pos... | 10/17/2006 |
| 7114515 | In-line valve cartridge The present invention provides an in-line valve cartridge for use in sanitary fittings. The valve cartridge of the present invention includes a generally cylindrical housing having a proximate extent for support in a sanitary fitting, a distal extent from which wate... | 10/03/2006 |
| 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 |
| 7108008 | Reversing valve assembly with improved pilot valve mounting structure Provided is a mounting structure for mounting a pilot valve assembly to a flow reversing valve assembly. The mounting structure includes a mounting bracket and a cover plate. Disposed through a face panel of the mounting bracket is an aperture that defines an axis l... | 09/19/2006 |
| 7104273 | Torque converter clutch regulator valve assembly and method of installation A replacement torque converter clutch regulator valve assembly for use within an automatic transmission including two cooperating valves, namely a regulator apply valve and an isolator valve, disposed in fluid communication with a line pressure circuit and a torque ... | 09/12/2006 |
