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| Number | Title | Issue Date |
| 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 |
| 7318357 | Machine and method for allowing different fluid or gas flow rates in different directions in a conduit A machine for allowing different fluid or gas flow rates in different directions through a conduit with a freely pivotable valve element, and a valve element stop so as can provide for limited flow of a fluid or gas in one direction and full flow in the reverse dire... | 01/15/2008 |
| 7273065 | Inflation/deflation valve for cargo dunnage A valve assembly for a dunnage bag wherein in the valve body a valve diaphragm is mounted on a shaft and is supported by a mounting bar such that the valve diaphragm may be reciprocally moved from the closed position to the open position by a simple axial push on th... | 09/25/2007 |
| 7195029 | Inflate and deflate valve An inflate/deflate valve of a heavy duty design for use during inflation of inflatable devices such as dunnage bags. Such dunnage bags are used in hostile or rough environments where when deflated the dunnage bags are stacked and compressed into storage drums where ... | 03/27/2007 |
| 7178784 | Valve assembly and method The present invention discloses, among other things, a valve assembly that includes a body, a valve, a biasing mechanism, and a guide. The body includes a shaped cavity and the valve includes an elongated portion and a shaped valve head that has an exterior surface ... | 02/20/2007 |
| 7174910 | Valve core A valve core for opening and closing a core mounting throughbore includes a cylindrical core body fixed inside the throughbore and having a distal opening, a moving shaft inserted through the core body so as to be directly moved and having an end, a plug formed inte... | 02/13/2007 |
| 7172175 | Suction valve A suction valve including a valve seat and a piston movably joined to the valve seat. The piston has a head for engaging the top surface of the valve seat and a stem extending downwardly from the head through the valve seat. A valve guide is positioned adjacent the ... | 02/06/2007 |
| 7128032 | Electromagnetic actuator and control An electromagnetic actuator includes a stator assembly mounted to a center pole formed of material having high magnetic permeability and functions as a return path for the magnetic field generated when current is passed through coils in the stator assembly. When cur... | 10/31/2006 |
| 7128088 | Backflow preventer A backflow assembly including a housing with a passage having at least one check valve positioned therein to permit fluid flow in one direction while preventing fluid flow in the reverse direction. The check valve includes a valve head connected to a stem having an ... | 10/31/2006 |
| 7125230 | Valve with operation parameter set at assembly and pump using same A valve is assembled by telescoping a first body component relative to a second body component until reaching a relative position that corresponds to a predetermined valve operation parameter, such as a valve opening pressure. The first body component is then fixed ... | 10/24/2006 |
| 7107780 | Vacuum-breaking valve for a refrigerated compartment A vaccum-breaking valve comprising: a tubular body (10) mounted through one of the walls (P) of the cabinet (G) and having inner (11) and outer (12) ends, a valve seat (15) defining a fluid communication between the inside and the outside... | 09/19/2006 |
| 7086388 | Combination valve for fuel system A combination valve for fuel delivery system of a vehicle having an engine, the fuel delivery system being configured to pump fuel to the engine and the fuel delivery system has a regulator for regulating the pressure of the fuel when it is being pumped to the engin... | 08/08/2006 |
| 7066201 | Valve device having solid engaging structure A valve device includes a housing including a peripheral valve seat extended into a chamber, to separate the chamber into two separated spaces. A valve member includes an outer peripheral groove to receive a sealing ring for engaging with the peripheral valve seat o... | 06/27/2006 |
| 7036523 | Serviceable check valve Within a check valve, a spring urges a poppet into the closed position. If the fluid flow through the valve attempts to reverse, the poppet will seal against the valve seat by a combination of spring resistance and fluid pressure, thereby preventing all or a signifi... | 05/02/2006 |
| 7017563 | Valve for controlling a fluid flow A valve for controlling a fluid flow, in particular for crankcase venting of an internal combustion engine, including a base body (37), a valve body (22) and a biasing means (23), the base body (37) having a valve side (45) and an ... | 03/28/2006 |
| 6994108 | Check valve for fuel pump A check valve for a fuel pump of a vehicle includes a valve housing adapted to be disposed in an outlet member of the fuel pump and a valve seat formed on the valve housing. The check valve also includes a valve member disposed in the valve housing and having a clos... | 02/07/2006 |
| 6955277 | Dispensing device and method A dispensing device and method, especially adapted for use in sealing high pressure fluid leaks, is disclosed. Such use requires high pressure dispensing of sealant. Such sealants are formed by an exothermic reaction of at least two liquid substances that generates ... | 10/18/2005 |
| 6929023 | Back flow prevention device for pipelines conveying fluids A back flow prevention device is shown for use in a plastic pipeline for conveying water, sewage, hydrocarbons or other fluids. A valve body features a flow control mechanism which is formed entirely or primarily of plastic materials. The valve body and its opposing... | 08/16/2005 |
| 6923202 | Modular pressure relief valve A pressure relief valve having a modular design that allows the release pressure of the valve to be altered during assembly is provided by the present invention. The valve includes a serrated valve tube that fits inside of a valve body. A spring retainer ring fits o... | 08/02/2005 |
| 6904933 | Enclosure for outdoor equipment An enclosure for outdoor equipment, which can prevent the enclosure from being damaged by a rise of air pressure inside the enclosure by exhausting air from the enclosure, and further can secure safety of the enclosure and can secure easiness for fixing an inside ai... | 06/14/2005 |
| 6892757 | Hydraulic valve Hydraulic valve with a valve chest (1) provided with a substantially cylindrical internal chamber (5) which may be closed by a valve disc (9) which with its conical rim (9′) engages the facial rim of the internal chamber (5), an ... | 05/17/2005 |
| 6877525 | Check valve for fuel pump A check valve for a fuel pump of a vehicle includes a valve housing adapted to be disposed in an outlet member of the fuel pump and a valve seat formed on the valve housing. The check valve also includes a valve member disposed in the valve housing and having a clos... | 04/12/2005 |
| 6835053 | Check valve In the check valve having a valve seat member and the valve member, the valve seat member is provided with first and second conical seats. The second conical seat is positioned upstream the first conical seat. An angle of the second conical seat to an axis of the va... | 12/28/2004 |
| 6830064 | Leak control valve A leak control valve preventing the damage of the vacuum pump and/or the neighboring instruments even in the case of fluid leak at the vessel. The side wall of the valve poppet closes the channel to the outlet through restoring forces of the springs installed... | 12/14/2004 |
| 6736162 | Pressure relief valve with improved repairability A repairable pressure relief valve having a valve body that forms an internal fluted surface provides improved field repairability. The internal, fluted surface is adapted to mate with a removal tool. A valve assembly is slidably mounted in the valve housing and sli... | 05/18/2004 |
| 6695007 | Suction valve A suction valve including a valve seat and a piston movably joined to the valve seat. The piston has a head for engaging the top surface of the valve seat and a stem extending downwardly from the head through the valve seat. A valve guide is positioned ad... | 02/24/2004 |
| 6581633 | Check valve and method of fabrication A check valve comprising a casing having a flange extending circumferentially around the inner periphery of the body. The flange is constructed by first drilling from a first direction at a diameter less than the predetermined diameter and then drilling f... | 06/24/2003 |
| 6513556 | Flexible hose passive shut down system The flexible hose assembly 10 interconnects a portable tank and another tank for transmitting hazardous fluids. A back check housing 34 contains a valve member 56 and a seating surface 58 for closing off flow through the back check housing. A flexible hos... | 02/04/2003 |
| 6497248 | Pressure relief device with one piece gasket Disclosed is a pressure relief valve for attachment to a closed vessel having an opening to vent gas and liquids from the housing should the internal housing pressure rise to unacceptable levels. The pressure relief valve includes a single gasket that sea... | 12/24/2002 |
| 6470911 | Check valve and fuel tank with check valve attached thereto A check valve attached to an inner wall of a main body of a fuel tank ensures a sufficient seal of the main body from outside, without increasing the required number of parts. The check valve communicates with a fuel conduit of a fuel inlet pipe and funct... | 10/29/2002 |
| 6367501 | Anti-geyser shut-off valve assembly An anti-geyser shut-off valve assembly for a water sprinkler irrigation system. It has a valve housing, a valve member, a coil spring, and a push nut that would be installed on the elongated shaft member of the valve housing for restricting the distance t... | 04/09/2002 |
| 6328883 | Fuel filter assembly with priming pump A fuel filter comprises a filter head having an inlet and an outlet. A filter element is connectable to a nipple portion in the filter head. An actuating projection supported by the element is engageable with a valve element in the nipple portion to open ... | 12/11/2001 |
| 6257503 | Dispenser head and receptacle fitted therewith A spray head for fixing on a control rod of a valve or a pump. The spray head includes a body and a shutter disposed in a housing of the body. The housing is suitable for dispensing substance under pressure. At rest the shutter is in a closed position in ... | 07/10/2001 |
| 6224350 | Radial piston pump for high-pressure fuel delivery The invention relates to a radial piston pump for high-pressure fuel delivery in fuel injection systems of internal combustion engines. The pump includes a drive shaft that is supported in a pump housing and is embodied eccentrically or has a number of ca... | 05/01/2001 |
| 6187182 | Filter cartridge assembly for a gas purging system The filter cartridge assembly has a valve body having an interior flow passage, a filter across the interior flow passage, and a check valve assembly in the valve body. The filter removes particulates as small as 0.003 microns. A check valve element adjac... | 02/13/2001 |
| 6183224 | Airless paint sprayer intake dampener An airless paint sprayer has a pressure dampener in the paint supply line to the pump for providing consistent atomization at the spray gun orifice. During peak pressure times within the system and when an inlet check valve is open, paint within the press... | 02/06/2001 |
| 6098623 | Pressure-limiting valve wherein valve plate oscillations are prevented A pressure-limiting valve for use in a gas system for manual ventilation of patients, has a valve seat with an opening, a valve plate and a force-generating element, the force-generating element being arranged to press the valve plate against the valve se... | 08/08/2000 |
| 6050295 | High flow valved fitting A valved fitting is provided which includes a body having a first end and a second end spaced from the first end, with a fluid passage extending through the body between the first and second ends. A valve seat is defined on the body within the fluid passa... | 04/18/2000 |
| 5979408 | Fuel injection system A fuel injection system (10) for a multiple-cylinder engine includes a single solenoid-operated fuel metering valve (12) connected through fuel lines (50) to a plurality of fuel injection nozzles (52). The fuel metering valve (12) has a solenoid-operated ... | 11/09/1999 |
| 5975061 | Bypass fuel pressure regulator A bypass fuel pressure regulator disposed downstream of and in communication with a fuel pump outlet to bypass at least a portion of the outlet fuel from the fuel pump corresponding to the engine's fuel demand. The regulator has a bypass passage with an i... | 11/02/1999 |
