Class 137/493.7 - Axes of ports perpendicular

Subclass of Class 137 - Fluid handling
Definition: Apparatus wherein the axis of one valve port is perpendicular
No. of patents: 36
Last issue date: 05/15/2012

Number	Title	Issue Date
8176935	Vapor recovery control valve A fuel vapor control valve comprising a housing fitted with an inlet port connectable to a fuel tank and an outlet port connectable to a fuel vapor recovery device. The inlet port and the outlet port are in flow communication via a first valve controlled passage adm...	05/15/2012
7377353	Four wheel traction control valve system A hydrostatic propulsion system includes a hydrostatic circuit fluidly connecting left front and right front motors in parallel with an outlet of a pump, left rear and right rear motors in parallel with an inlet of the pump, left front motor and right rear motor in ...	05/27/2008
7234487	Cross-over relief valve assembly for use in bi-directional circuit A relief valve assembly (27) for use with first (15) and second (21) conduits, one communicating high pressure. The assembly comprises a housing (29,33) defining first (45) and second (47) ports, and a poppet seat (49...	06/26/2007
7210480	Shock treatment systems and methods According to the invention, methods and devices for increasing cardiopulmonary circulation induced by chest compression and decompression when performing cardiopulmonary resuscitation are provided. According to one method, a pressure responsive inflow valve is coupl...	05/01/2007
7204251	Diabetes treatment systems and methods A method for treating a breathing person suffering from diabetes utilizes a valve system that is interfaced to the person's airway and is configured to decrease or prevent respiratory gas flow to the person's lungs during at least a portion of an inhalation event. T...	04/17/2007
7134534	Damper for front fork of vehicle A front fork for a vehicle includes an upper front fork tube, a lower front fork tube movably coupled to the upper front fork tube, a fluid contained in the upper and lower front fork tubes, and a damper fixedly sealedly mounted inside the upper front fork tube. The...	11/14/2006
7121297	Valve arrangement in a hydraulic circuit, use of the same and arrangement for controlling a hydraulic vehicle drive Arranged in a hydraulic circuit is a valve with an L-shaped duct arrangement, which is formed by a transverse duct 2 and a longitudinal duct 3. Formed in extension of the longitudinal duct 3 is a holding and guiding bore 4, in which a thr...	10/17/2006
7093818	Embedded control valve using homopolar motor A method for controlling fluid flow. A fluid (560) can be communicated to a first fluid flow port (105) disposed adjacent to a first surface (196) of a rotatable disk (115) of a homopolar motor. The fluid can flow through at least one ori...	08/22/2006
7069945	Cartridge relief valve with improved stability A cartridge relief valve uses a piston design. The piston replaces a tube used in prior art relief valves. The piston makes the inventive relief valve easier to manufacture and more stable than prior art relief valves. This is due to the fact that, for a given size ...	07/04/2006
7044128	CPR demonstration device and methods A demonstration device comprises a base having a front side, a back side, a respiratory port, a circulation port, a heart port and at least one lung port. The heart port is fluidly connected to the circulation port, and the lung port is fluidly connected to the resp...	05/16/2006
7007708	Flow control valve A valve mechanism to control fluid flow between a fluid pumping device and a system that includes an inlet from the fluid pumping device, a first valve, a second valve, a first outlet fluidly connected to the system, and a second outlet. The first valve prevents bac...	03/07/2006
6805155	Cartridge relief valve with improved stability A cartridge relief valve uses a piston design. The piston replaces a tube used in prior art relief valves. The piston makes the inventive relief valve easier to manufacture and more stable than prior art relief valves. This is due to the fact that, for a given size ...	10/19/2004
6786227	System and method including a fuel tank isolation valve A valve, system, and method for controlling evaporative emissions of a volatile fuel. The system includes a fuel vapor collection canister, an isolation valve, and a fuel tank. The isolation valve includes a housing defining a chamber, a diaphragm movable with respe...	09/07/2004
6726059	Quick release trigger valve and blast aerator An externally-mounted, quick-acting trigger assembly for firing blast aerators, air cannons, or the like. The trigger assembly is ideal for high temperature applications involving environmental factors such as excessive heat, humidity, and mechanical shock. The trig...	04/27/2004
6719005	Combination check valve and pressure release valve A combination check valve and pressure relief valve is provided for use in regulating the flow of fluid between a first fluid side and a second fluid side. The combination check valve and pressure relief valve includes a valve plug, a valve guide moveably positioned...	04/13/2004
6296013	Pressure/flow rate control valve Disclosed is a pressure/flow rate control valve comprising a valve-opening/closing section having a valve plug which is installed with an elastic member having a substantially tapered cross section at one end, a stem which is displaceable integrally with ...	10/02/2001
6237629	Apparatus for positive water retention and circulation in storage tanks An apparatus for positive water retention and circulation in single entrance pipe water storage tanks having an arrangement of directional flow check valves coupled to allow injection of water entering the tank at a different level than water exiting the ...	05/29/2001
5957157	Pilot operated pressure/vacuum vent for a fuel storage tank A pressure/vacuum vent of the present invention is mountable to the vent pipe of a storage tank. The vent includes a valve housing having a wall defining a chamber which is in fluid communication with said storage tank. It includes a first valve responsiv...	09/28/1999
5853162	Electromagnetic control valve responsive to positive and negative pressures An electromagnetic control valve having a coil housing and a valve housing provided with a connector for inlet into the valve housing of a medium whose pressure is to be controlled. The valve housing has a chamber connected to ambient atmosphere and a pre...	12/29/1998
5836351	Vent device A vent for conducting gas from the atmosphere to a space of a container, the vent comprising a manifold engagable to the container in gas communication and a breather intake assembly engagable to the manifold in gas communication and having a valve assemb...	11/17/1998
5458218	Suspension system for motor vehicles as well as damping valve for said suspension system A suspension system with at least one hydraulic spring strut. At least a portion of the hydraulic medium is displaced into a hydropneumatic spring reservoir during the compression movement of the spring strut, and that portion of the hydraulic medium flow...	10/17/1995
5419366	Valve A valve assembly for automatic venting of excess suction or pressure in a fluid conduit such as a sewage drain line. An elastomeric diaphragm is drawn by a stressed stem against a valve plate having a passageway therethrough which is normally closed by th...	05/30/1995
5368068	Relief valve for the fuel pump of an oil burner A relief valve is built into the nozzle port of a fuel pump for an oil burner and opens to relieve pressure in the fuel supply line and prevent oil from dripping out of the burner nozzle when the pump is shut down. The relief valve comprises a ball which ...	11/29/1994
5255700	Capacity fuse valve An improved valve of the class referred to as capacity fuse valves which closes in response to passage of a total fluid flow volume through the valve to the valve outlet. The incoming fluid entering the valve inlet is split into a main flow that passes th...	10/26/1993
5092229	Entirely uniformly heated responsive cooker An entirely uniformly heated responsive cooker comprising an inner pot and an outer pot, wherein the inner pot neither directly touches the heating source nor the wall portion of the outer pot by means of exhalation valve means capable of adjusting proper...	03/03/1992
4979675	Pressure control valve A residual pressure control valve which is interposed between a fuel injection pump and a nozzle includes an annular valve element which is biased by a spring into contact with a seating surrounding a port connected to the pump. Slidable in the valve elem...	12/25/1990
4909277	Selectively indexed multiple orifice valve A flow metering device for installation in a liquid refrigerant line. A rotatable member is positioned in a flow passage between inlet and outlet ports within an enclosed chamber of the device. The member includes a portion having a plurality of orifices ...	03/20/1990
4766960	Standing and injection valve Standing valves which may be operated as injection valves without removal from a well conduit are disclosed. All disclosed valves permit upward production flow and prevent downward injection flow. One valve form utilizes a ball valve to control production...	08/30/1988
4748003	Container for flash sterilization A sterilization container is provided with relatively large top and bottom apertures to allow hot steam to rapidly pervade the interior of the container through the top while flushing cool air out the bottom. The apertures are provided with pressure actua...	05/31/1988
4723571	Fluid supply apparatus A fluid supply apparatus includes a pressure reducing valve. The inlet passageway of the valve is connectable to a first fluid supply and the outlet passageway of the valve is connectable to a fluid user capable of generating a subatmospheric pressure. Th...	02/09/1988
4711435	Apparatus for hydraulic damping Apparatus for hydraulic damping has a housing (22) having a chamber (30), the chamber (30) dividing the housing (22) into two enclosures (18, 19), between which enclosures (18, 19) fluid may flow through the chamber (30), the chamber (30) having a first p...	12/08/1987
4402340	Pressure-responsive shut-off valve A combined manual and pressure-responsive shut-off valve, intended particularly for use with high pressure gas cylinders, is disclosed. The valve includes a single seat and a single plug, the plug having a first sealing surface for closing against a low r...	09/06/1983
4323096	Combination vacuum relief valve and pressure relief valve which are protected from the atmosphere A vacuum relief valve assembly includes a vacuum valve member located below a top cover plate and is thus protected from the atmosphere. First passageways defined in part by a bottom cover plate provide communication between the outside atmosphere and the...	04/06/1982
4317467	Two-way pressure relief valve There is disclosed a two-way valve which includes a single valve seat for controlling the flow of fluid in opposed directions through the valve responsive to differential fluid pressures across the valve. The valve includes first and second ports and a va...	03/02/1982
4091837	Freezeproof breather valve A valve for controlling the pressure within a tank to prevent excessive above or below atmospheric pressure conditions, including a pressure responsive valve and a vacuum responsive valve, wherein each valve includes a pallet with seals and blowdown rings...	05/30/1978
3933171	Anesthesia breathing circuit with positive end expiratory pressure valve A valve is provided for use in an anesthesia breathing circuit and is located between the breathing bag or ventilator and the remaining parts of the circuit. The valve comprises a housing having an inlet connectible to the bag or ventilator and an outlet ...	01/20/1976

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Class 137/493.7 - Axes of ports perpendicular