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| Number | Title | Issue Date |
| 8028712 | Diaphragm controlled bypass valve A diaphragm controlled bypass valve includes a diaphragm valve portion and a needle valve portion. The diaphragm valve portion regulates pressurized gas supplied from a pump to determine whether or not to open or close a needle valve. The needle valve portion includ... | 10/04/2011 |
| 7836911 | Gas pressure regulator with a valve and piston assembly A pressure regulator which includes a body. The body has inner walls defining an inlet port. Slidably moving within the inlet port is a hollow stem of a valve and piston assembly. The hollow stem is in slidable gas sealing contact with the inlet port. The valve and ... | 11/23/2010 |
| 7311005 | Method and device for continuous measuring of dynamic fluid consumption, including pressure regulator In a method for continuous measuring of dynamic fluid consumption, particularly fuel, the pressure beyond the flow sensor is adjusted to a constant value by means of a pressure regulator by using a continuously-operating flow sensor with variable pressure drop, pref... | 12/25/2007 |
| 7213734 | Pneumatic tool drive system The invention relates to a pneumatic tool drive system, comprising a portable pressure source, a valve assembly, a regulating assembly, and a pneumatic assembly. The pneumatic assembly can be any conventional pneumatic device. The pneumatic assembly may be a pneumat... | 05/08/2007 |
| 7165573 | Compressed natural gas pressure regulator A pressure-reducing regulator comprising a regulator body having an inlet port, an outlet port, and a flow path. A valve element is moved relative to a valve seat by a diaphragm assembly to control gas flow along the flow path. The regulator comprises one or more of... | 01/23/2007 |
| 7137236 | Interface pads with proportional valves These interface pads with proportional valves have at least one inflatable member having a foam core with a cell structure that absorbs atmospheric air. The transmission of air into the foam core is controlled by a valve in said opening. Fasteners are used to affix ... | 11/21/2006 |
| 7082963 | Gas pressure reduction valve A first retainer and a second retainer are provided between a diaphragm and an upper housing. A first spring urges the diaphragm downward between the first retainer and the diaphragm. A second spring having an outer diameter smaller than that of the first spring urg... | 08/01/2006 |
| 7004186 | Surge relief apparatus for a valve A valve apparatus that includes surge relief includes a valve housing having an inlet port, an outlet port, and a poppet seat between the inlet port and the outlet port. The valve also includes a first moveable poppet piece having a closed position against the poppe... | 02/28/2006 |
| 6997206 | Pressure Compensating valve This invention relates to a pressure compensating valve and more particularly, but not exclusively, to a balanced pressure compensating valve, or regulator. The valve includes a chamber (6) for containing fluid, defined by a flexible barrier (2) trappe... | 02/14/2006 |
| 6971407 | Hydraulic valve arrangement The invention concerns a hydraulic valve arrangement with a supply connection arrangement, which has a high-pressure connection (P) and a low-pressure connection (T), a working connection arrangement, which has two working connections (A, B), which can be connected ... | 12/06/2005 |
| 6968857 | Pressure reducing fluid regulators A pressure reducing fluid regulator having a housing with a flange including a plurality of ear-shaped protrusions is disclosed. Each of the protrusions includes at least one aperture configured to receive fastener such that the circumferential spacing between first... | 11/29/2005 |
| 6948519 | Device for regulating the flow of gas toward user equipment A device for regulating a flow of gas toward user equipment, which comprises a first regulation stage and a second regulation stage arranged downstream in a direction of flow of the gas to be controlled, further comprising a flow limiter interposed between the first... | 09/27/2005 |
| 6950000 | High initial force electromagnetic actuator An electromagnetic actuator is provided that comprises a housing, a solenoid coil, and an armature. The armature can move between a first position proximate a portion of the housing and a second position distal of the portion of the housing. The armature and the por... | 09/27/2005 |
| 6907900 | Pressure regulated, safety bypass valved, bottle adapted fitting for lever actuated release of a regulated gas A fitting for engagement with a cylindrical compressed gas bottle. The fitting includes a valve for regulating gas between a regulated port of the body of the fitting and an outlet port of the body of the fitting. The body of the fitting is cylindrical and dimension... | 06/21/2005 |
| 6820641 | Internally piloted dome loaded regulator The internally piloted dome loaded pressure reducing regulator includes a regulator body with a main valve portion and a pilot valve portion. The inlet is fluidly connected to the main valve bore which in turn is connected to the pilot valve bore. Each of the pilot ... | 11/23/2004 |
| 6675824 | Valve with wilder opening and pressure regulator equipped with such a valve A valve having a valve body (1) including an internal chamber (21) of axis (AA) having an upstream compartment (21a) of diameter (Dam) and a downstream compartment (21b) of diameter (Dav), with Dam | 01/13/2004 |
| 6637451 | Pneumatic pressure regulator assembly A pneumatic pressure regulator assembly including a regulator housing having an inlet adapted for fluid communication with a supply of pneumatic pressure, an outlet adapted to provide pneumatic pressure to a downstream pneumatically actuated device at a r... | 10/28/2003 |
| 6615867 | Spacer type pressure reducing valve A spacer type pressure reducing valve for adjusting a fluid pressure is mounted between a solenoid valve, which switches a flowing direction of pressurized fluid, and a base, which supplies pressurized fluid to the solenoid valve. First and second pressur... | 09/09/2003 |
| 6554017 | Pressure regulating valve with secondary venting measures A pressure regulating valve having secondary venting measures. It comprises a control member for the control of the fluid connection between a primary duct and a secondary duct. The position of the control member is able to be influenced by a venting aper... | 04/29/2003 |
| 6240956 | Remote controlled drinker system A poultry drinker system includes a number of drinker lines each supplied from a common high pressure water supply through a water pressure regulator. Each regulator includes a reference spring establishing a default minimum water pressure. A centralized ... | 06/05/2001 |
| 6068014 | Pressure-reducing valve A pressure-reducing valve has a relief valve seat shaped as a bottomed cylindrical sleeve, a seat disposed on an inner wall surface of the relief valve seat, and a relief valve mechanism having a ball for opening and closing a relief passage defined in th... | 05/30/2000 |
| 6019121 | Pressure reducing valve A pressure reducing valve 30 comprises a body unit 32, a bonnet unit 36, and an operating unit 38 having a handle 126. The pressure reducing valve 30 further comprises a first diaphragm 84, a second diaphragm 86, a third diaphragm 100, and a fourth diaphr... | 02/01/2000 |
| 6012490 | Pressure controlling valve to be attached to a base-mounted change valve Pressure controlling valve mounted in such a manner as to be directly inserted between a change valve and a base and which has a valve body which is substantially equal to the change valve in width. In the valve body, there are provided a plurality of com... | 01/11/2000 |
| 5988214 | Pressure-regulating valve mounted in base-mounted transfer valve A pressure-regulating valve, which is mounted in such a way as to be directly sandwiched between a transfer valve and a base has a valve body having substantially the same breadth as the transfer valve. The valve body contains a plurality of communication... | 11/23/1999 |
| 5967167 | Remote controlled drinker system A poultry drinker system includes a number of drinker lines each supplied from a common high pressure water supply through a water pressure regulator. Each regulator includes a reference spring establishing a default minimum water pressure. A centralized ... | 10/19/1999 |
| 5931182 | Pressure reducing valve A pressure reducing valve assembly (10) includes an elongated tubular body (12), a pressure reducing valve (16) for reducing the fluid pressure discharged from the valve assembly, a pressure relief valve (18) for permitting fluid to discharge from the val... | 08/03/1999 |
| 5924443 | Device for limiting the prestress of a control spring A device for limiting the prestress of a control spring (17) which is particularly well-suited for pressure control valves and similar equipment, the control spring (17) being located in a spring housing (15) and supported on a spring plate (18) which can... | 07/20/1999 |
| 5899221 | Fluid pressure regulator A fluid pressure regulator capable of adjustably setting a cut-off pressure between an upper and a lower limit having a two-piece valve body where the two pieces are threadably joined such that adjusting the distance between the two pieces (34, 54) of the... | 05/04/1999 |
| 5829481 | Pressure-control valve mounted on a base-mount selector valve A pressure-control valve mounted so as to be directly positioned between a selector valve 3 and a base 2 comprising a valve body 15 with almost the same lateral width as the selector valve 3, with the body 15 including therein a plurality of communication... | 11/03/1998 |
| 5735306 | Regulator flow fluctuation stabilizer A fluid flow regulator having a spring clip frictionally engaging the pivoting regulator lever to stabilize flow fluctuations. Alternatively, a disk wedge with opposite leg portions frictionally engages the moving regulator diaphragm.... | 04/07/1998 |
| 5727588 | Depressurizing connector A depressurizing connector includes a body which has an interior chamber formed therein, an inlet in fluid communication with the interior chamber for connecting to an external pressurized air source to supply pressurized air at a first pressure to the in... | 03/17/1998 |
| 5711340 | Gas pressure reducing regulator A gas pressure reducing regulator which includes a flexible diaphragm which is biased by a spring so as to control the opening of the valve of the regulator and thus the delivery pressure of the gas being regulated. The regulator includes provision for ef... | 01/27/1998 |
| 5657787 | Gas pressure reducing regulator A gas pressure regulator comprising a body member which mounts a valve between the inlet and outlet gas passages, and which also includes a tubular sleeve which communicates with the outlet passage. A pressure adjusting cap is threadedly mounted to the tu... | 08/19/1997 |
| 5605043 | Gas operated ejection system A gas operated release or ejection system which compensates for changes in pressure applied to a load being ejected. The pressure regulator compensates for decreases in pressure through a pressure regulating valve, and compensates for increases in pressur... | 02/25/1997 |
| 5595209 | Fluid pressure regulator establishing a stable output fluid pressure A multi-stage pneumatic pressure regulator establishes a constant output pressure with a change in the output flow. The regulator includes a poppet valve connecting the input and output. A relief valve mounted on the poppet valve includes a first position... | 01/21/1997 |
| 5586575 | Electropneumatic converter with solenoid valve control An electropneumatic converter controlled by solenoid valves, in which the solenoid valves are connected respectively to the feed pressure and to atmosphere, each via a pressure regulator controlled by a differential pressure measurement device connected a... | 12/24/1996 |
| 5586569 | Pneumatic pressure regulator A fluid pressure regulator having various features that contribute to a low cost regulator that is easy to assemble from components that require less machining than existing regulator designs of comparable performance. The invention is characterized by (i... | 12/24/1996 |
| 5503182 | Air pressure adjusting module balancing value and its chamber structure An air pressure adjusting module compensating balancing valve and its chamber structure is disclosed. A dovetail-shaped rod perpendicular to a horizontal channel is provided at a connection. At the bottom face of the horizontal channel is provided with co... | 04/02/1996 |
| 5452741 | Pressure reducing valve A pressure reducing valve includes a first screw member on which a nut for adjusting the spring force of a pressure regulating spring travels, and a second screw member screwed into the first screw member and provided with a stopper for limiting the trave... | 09/26/1995 |
| 5370152 | I/P converters A fail-safe, precision current-to-pressure converter for providing a regulated pneumatic output pressure proportional to an electrical control current includes a main valve member for regulating the pneumatic output pressure, operation of the valve member... | 12/06/1994 |
