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| Number | Title | Issue Date |
| 8113240 | Low emission fluid transfer device A fluid transfer system includes a transfer device coupled to a dry break coupler. The transfer device includes a valve assembly moveable between an open and a closed position. The valve assembly includes a main valve and a pilot valve. An actuator controls both the... | 02/14/2012 |
| 7798173 | Electrically controllable valve Disclosed is an electrically controllable valve accommodating in its valve housing (4) a second valve member (6) that is operable by the first valve member (2) in order to be able to variably adjust a second valve opening cross-section (A2 | 09/21/2010 |
| 7520299 | Valve structure and control techniques A valve includes a valve body forming a first flow passage and a second flow passage that connects to the-first flow passage through a first opening and a seating element forming a bypass passage that connects the first flow passage and the second flow passage. The ... | 04/21/2009 |
| 7383859 | Main steam valve for a steam turbine A main steam valve with improved flow characteristic and enhanced reliability comprises a valve seat, a main valve body, and a bypass valve body. A side surface of the bypass valve body slidably fits into the inner surface of the main valve body and forms a steam in... | 06/10/2008 |
| 7347405 | Inlet valve for pneumatic tool An inlet valve is provided for a pneumatic tool. The pneumatic tool defines a space and a passageway communicated with the space. The inlet valve includes a housing and a plunger. The housing is movable in the space between a first position where it blocks the space... | 03/25/2008 |
| 7325569 | Butterfly valve with integral split flapper relief valve A valve is provided that includes a valve housing, a valve element, and a flapper. The valve housing has a passage. The valve element is rotationally mounted in the passage and moveable between an open position and a closed position. Additionally, the valve element ... | 02/05/2008 |
| 7325627 | Air tool A center portion of a handle housing portion 3 is arranged with a pressure reducing valve mechanism portion 50 for reducing a pressure of high pressure compressed air to be surrounded by an exhaust chamber 40, in a state of making a trigger 3... | 02/05/2008 |
| 7314211 | Connector for a compressed-gas cannister and a fastening appliance A connection arrangement for transferring gas from a compressed gas cartridge, has a valve element configured to control the release of gas from the cartridge; a male outlet which is integral with the valve element; a male inlet of a gas receiver for a tool that run... | 01/01/2008 |
| 7299801 | Metering valve for a metered dose inhaler providing consistent delivery The present invention relates to a novel design for a metering valve that provides improved consistency of formulation delivery. Generally, the metering valve includes (a) a valve stem that generally defines a longitudinal axis and includes a body portion having a m... | 11/27/2007 |
| 7240694 | Flow control valve for refrigeration system A flow control valve includes a valve body defining fluid inlet and outlet sections interconnected by a connecting port. A valve unit is disposed in the valve body and is operably connected to an actuator to be moved thereby for opening and closing the connecting po... | 07/10/2007 |
| 7240693 | Pressure regulated solenoid valve having integral mounting structure A regulator valve for managing a fluid in an appliance is provided. The regulator valve comprises a housing having an inlet and an outlet, a filter, a pressure regulator, a solenoid valve, a mounting structure, and a locking tab depending from the mounting structure... | 07/10/2007 |
| 7175156 | Throttle device A throttle device comprises a device housing with an inlet and an outlet and a throttle element arranged in a connecting duct connecting the inlet and the outlet, said throttle element comprising at least two throttle components to be adjusted relative to one anothe... | 02/13/2007 |
| 7128080 | Surge prevention device A surge prevention valve may be used to prevent the formation of an initial surge of high pressure. The valve may be located, for example, between a high pressure gas cylinder and a medical pressure regulator. The valve is provided with first and second valves locat... | 10/31/2006 |
| 7047936 | Throttle bodies and methods of manufacturing such throttle bodies A throttle body comprising a main body defining a cylindrical intake air channel and including a valve member movable between an open and a fully closed position. The valve seal surface and a contact surface are configured such that the valve seal surface sealingly ... | 05/23/2006 |
| 7011110 | High capacity co-axial gas valve A high capacity coaxial gas valve assembly having a coaxial construction with three valves, in which the assembly opens a smaller second valve prior to opening a larger first valve so that the valve can be operated by a relatively smaller and less expensive coil. In... | 03/14/2006 |
| 6997392 | Injection valve comprising a pump piston The invention relates to an injection valve (1) comprising a booster piston (23), said piston delimiting a pump chamber (22) and a booster chamber (29). A valve (14) is provided in the inlet to the chamber (22). The valve is... | 02/14/2006 |
| 6981688 | Flow control device A flow control device includes an opening part through which an upstream side of a fluid flow passage is in communication with a downstream side of the fluid flow passage. A valve element closes the opening part and includes a large flow rate controlling valve eleme... | 01/03/2006 |
| 6957661 | Valve with pressurization rate reduction device A valve includes a housing assembly, a stem assembly and a surge suppression device. The surge suppression device includes an initial flowpath between the valve inlet and the outlet, a primary flowpath between the inlet and the outlet, a first valve assembly and a s... | 10/25/2005 |
| 6920898 | High-pressure valve A high-pressure valve comprises an intake channel and two outlet channels. Further, an actuator is provided for opening and closing the outlet channels. According to the invention, the actuator is provided with a connection channel. The connection channel makes it p... | 07/26/2005 |
| 6910504 | Surge prevention device A surge prevention valve may be used to prevent the formation of an initial surge of high pressure. The valve may be located, for example, between a high pressure gas cylinder and a medical pressure regulator. The valve is provided with first and second valves locat... | 06/28/2005 |
| 6901962 | Surge prevention device A surge prevention valve may be used to prevent the formation of an initial surge of high pressure. The valve may be located, for example, between a high pressure gas cylinder and a medical pressure regulator. The valve is provided with first and second valves locat... | 06/07/2005 |
| 6729351 | Expanded range multiple-stage metering valve An expanded-range pintle valve comprising a plurality of stages. Each stage comprises a valve seat and head capable of regulating flow through the valve over its own dynamic range. The valve head of a higher-flow stage includes the valve seat for the next-lower flow... | 05/04/2004 |
| 6655409 | Combined stop and control valve for supplying steam The steam valve includes a fast-acting control valve and stop valve acting against a valve seat in a steam flow passage in a closed position. An outlet passage below the valve seat has transition walls therebetween, affording a smooth, continuous flow pas... | 12/02/2003 |
| 6634382 | Hydraulic control device A hydraulic control device for an apparatus for injecting fuel into a combustion chamber of an internal combustion engine has an externally controllable actuation device and a valve part, which cooperates with this actuation device. In order to determine ... | 10/21/2003 |
| 6491056 | Sprinkler alarm test and drainage device for fire protection systems A combined alarm test and drain device for a fire protection sprinkler system is disclosed. The apparatus is based on a globe valve and has certain specific modifications for the purposes of draining the system and allowing for flow through a specifically... | 12/10/2002 |
| 6371149 | Shuttle valve assembly and improved shifting thereof A fluid pressure device including a housing (13) defining a high pressure port (31) and a low pressure port (33). The housing defines a shuttle bore (35) and disposed therein is a shuttle valve assembly (51) including a shuttle spool (63). The shuttle spo... | 04/16/2002 |
| 6309033 | Switchable orifice solenoid with plate valve for an anti-lock brake system A switchable solenoid valve is disposed between the master cylinder port and the wheel caliper port for an anti-lock brake system. The switchable solenoid valve includes a valve housing, a valve seat that includes a center orifice and a plurality of perim... | 10/30/2001 |
| 6234208 | Shut-off device A shut-off device for progressive regulation of the flow rate of a fluid flowing in a pipe includes a main shut-off member which is able to pivot independently about a spindle passing through the pipe in order to close the latter, and at least one drive f... | 05/22/2001 |
| 6085771 | Two-stage fuel tank vapor recovery vent valve and method of making same A two-stage venting on-board refueling vapor recovery (ORVR) valve for controlling fuel tank venting to a storage canister during tank filling. A float actuated poppet has a small second stage venting hole therethrough. The poppet is mounted for relative ... | 07/11/2000 |
| 6032692 | Electromagnetic valve, in particular for hydraulic motor vehicle braking systems with wheel slip regulation The present invention relates to an electromagnetic valve including a valve housing (2) in which a sleeve (13) housing a magnetic core (14) is inserted, including a magnetic armature (16) on which a valve closure member (7)is mounted which, in its electro... | 03/07/2000 |
| 6033192 | Fluid transfer system This invention relates to a fluid transfer system including two elongated fluid transfer chambers, fluid inlet and outlet arrangements at each end of each chamber, oppositely directed one-way inlet and outlet valves in the inlet and outlet arrangement at ... | 03/07/2000 |
| 6003554 | Shut-off device Shut-off device for progressive regulation of the flow rate of a fluid flowing in a pipe (1), comprising (a) a main shut-off member (3) able to pivot independently about a spindle (4) passing through the pipe and close the latter, and (b) at least one drive fl... | 12/21/1999 |
| 5678590 | Fuel cutoff valve A fuel cutoff valve capable of preventing a sudden rise in the internal pressure of the fuel tank during charging of fuel into the fuel tank and capable of controlling the rise in the internal pressure in stages, thereby making it possible to smoothly cha... | 10/21/1997 |
| 5640989 | Fuel cut-off valve A fuel cut-off valve (10) includes an enlarged-diameter vapor outlet aperture (30) which is controlled by a first closure member (50) having a small auxiliary vapor vent orifice (52) which, in turn, is controlled by a second closure member (58) formed on ... | 06/24/1997 |
| 5540256 | Water level locking device for water tanks A water level locking device for water tanks includes a stop valve for stopping water from flowing in a tank when water level reaches a preset highest level and for letting water flow in the tank when water level falls down to a preset lowest level, and a... | 07/30/1996 |
| 5494078 | Pneumatic lift device for dual flow valve Positive adjustable flow is provided for a dual flow valve for paint dispensing or the like utilizing a sliding piston and a lost motion device in combination with an adjustable stop and wherein operating lift is provided by a single pressure source alter... | 02/27/1996 |
| 5458152 | Self-closing water valve A self-closing water valve has a valve seat, a valve closing member cooperates with the valve seat so as to abut against and to be lifted from the valve seat, and an auxiliary valve coupled with the valve closing member for reducing operational forces dur... | 10/17/1995 |
| 5450877 | Magnetically-controlled valve The valve includes a tubular body made of a non-magnetic material, a seat carried by the tubular body, a closure member disposed inside the tubular body and facing the seat, the closure member including a valve member connected to a drive ring made of a m... | 09/19/1995 |
| 5447175 | Fuel delivery device of fuel tank A fuel delivery device is reduced in size by reducing the size of a float, and has reliability in operating its valve means and favorable response of the valve means, and general applicability to various vehicle types. As for a manufacturing method of the... | 09/05/1995 |
| 5386844 | Float actuated combination air and vacuum valve A combination air and vacuum valve comprises a valve body (20) including a fluid inlet (25) and gas outlet (26), a valve poppet (8) guided to open and close said outlet (26), a float (19) and rod (18) connected operatively thereto in a vertical orientatio... | 02/07/1995 |
