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| Number | Title | Issue Date |
| 7320333 | Compact field adjustable pressure reducing valve A pressure reducing valve for coupling to a pressurized water supply line includes a valve body with an inlet for coupling to the pressurized water supply line, an outlet, a passage extending between the inlet and the outlet, and a valve seat in the passage. A valve... | 01/22/2008 |
| 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 |
| 7178335 | Pressure regulator A pressure regulator includes a housing, a metering spool, a first pressure chamber at a reference pressure to which one end of the metering spool is exposed, a spring within the first pressure chamber acting against the one end of the metering spool, a second press... | 02/20/2007 |
| 7152624 | Flow control valve for cylinders of liquefied gases, having a means for indicating the status of the fluid A flow control valve for cylinders of liquefied gases having a gauge for indicating the status of the fluid, comprises a body in which there is a region provided with a shank that is adapted to be connected to a cylinder, a region for connection to user devices, a s... | 12/26/2006 |
| 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 |
| 7077158 | Velocity head compensated valve assembly A valve assembly includes a valve body configured to define a chamber forming a primary flowpath between an inlet port and a discharge port, an isolator disposed inside said chamber, and a poppet having a bore. The isolator is defined by a skirt and a stem, with the... | 07/18/2006 |
| 6986338 | Fluid flow pressure regulator A fuel vapor pressure regulator by which the input pressure of an input fluid is regulated by the opening and closing of a valve unit controlled by a piston pressure sensor, the operation of which is, in turn, controlled by a movement of a preset bias, the output pr... | 01/17/2006 |
| 6971403 | Direct-acting pressure regulator A pressure regulator having a housing with an inlet port and an outlet port. A plug is located within the housing and dividing the housing into an upper chamber and a lower chamber, with the upper and lower chamber being connected by a vent. The plug includes a flui... | 12/06/2005 |
| 6832625 | Electrically operable valve assembly having an integral pressure regulator An electrically operable valve assembly having an integral pressure regulator provides ease of installation and compact packaging for a water supply control system. The valve assembly is particularly useful for systems that control household water supplies to preven... | 12/21/2004 |
| 6789559 | Pressure regulator A fluid pressure regulator is provided having a housing with an inlet and outlet for fluid, a valve located movably inside the housing and provided with a fluid transport member to allow passage of fluid from the inlet to the outlet. The regulator also has a pressur... | 09/14/2004 |
| 6668855 | Direct-acting pressure regulator A pressure regulator having a housing with an inlet port and an outlet port. A plug is located within the housing and dividing the housing into an upper chamber and a lower chamber, with the upper and lower chamber being connected by a vent. The plug incl... | 12/30/2003 |
| 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 |
| 6488046 | Pressure reducer for compressed gases Pressure reducer for compressed gases, comprising at least one regulation stage constituted by a chamber divided by a first membrane (25) into two chambers (23, 24), one of which said chambers (24) is maintained at a reference pressure and the other (23) ... | 12/03/2002 |
| 6283146 | Pressure reducing valve with pressure gage in handle A gage-in-handle type pressure reducing valve wherein a feedback chamber and a pressure gage are communicated with each other through a communicating passage between a feedback member and a pressure gage guide without using a pressure introducing hole in ... | 09/04/2001 |
| 6131595 | Automatic back water valve system A valve body is formed in two half sections which are secured together to define a water passage and to confine therebetween a thin gate valve blade for movement between a lower open position and an upper closed position. An actuator includes a flexible b... | 10/17/2000 |
| 6131825 | Spray paint gun air stabilizing structure A spray paint gun air stabilizing structure comprised in sequence of a connector, a valve, a shouldered tube, a spring and a piston. Wherein, the shouldered tube is provided inside the connector to accommodate the valve. A proper gap exists between the va... | 10/17/2000 |
| 5875813 | Automatic back water valve system A valve body is formed in two half sections which are secured together to define a drain line passage and to confine therebetween a thin gate valve blade for movement between a lower open position and an upper closed position. An actuator includes a flexi... | 03/02/1999 |
| 5706848 | Heat exchanger pressure shutoff valve An excessive fluid pressure safety valve for a fluid processing heat exchanger transferring thermal energy to fluids in the heat exchanger by piping extending through the heat exchanger is formed by a valve, normally maintained open by a pressure responsi... | 01/13/1998 |
| 5538032 | Automatic back water valve system A valve body is formed in two half sections which are secured together to define a drain line passage and to confine therebetween a thin gate valve blade for movement between a lower open position and an upper closed position. A cylindrical bellows is sea... | 07/23/1996 |
| 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 |
| 5443186 | Fluid dispenser which has a button actuated regulator valve and a pressure relief port in the button A portable soft drink dispenser that can be attached to a conventional beverage container and maintain the carbonation of the beverage. The dispenser includes a housing with an internal thread that can be mated with the external thread of a conventional b... | 08/22/1995 |
| 5339860 | Fluid pressure regulator A fluid pressure regulator includes a cylinder fixed within a cavity, a sealing disc carried at the closed end of the cylinder, and a piston displaceable within the cylinder, the interior of the cylinder being vented to the atmosphere. The piston is of la... | 08/23/1994 |
| 4905723 | High pressure regulator A valve-regulator assembly for rendering a high pressure gas source compatible with lower pressure equipment, said valve-regulator being sealable or remote from the high pressure gas source enabling recharging at high pressure.... | 03/06/1990 |
| 4836089 | Series spool pressure regulator arrangement for a double-acting hydraulic actuator A regulator arrangement (14) for a servo system (10) having a first stage valve spool piston (44) for developing a primary operational fluid (Pc) and a second stage valve spool piston (70) for developing secondary operational fluid Pcr | 06/06/1989 |
| 4489751 | Pressure reducing regulator for oxygen service The pressure reducing regulator of the present invention is designed for oxygen service to prevent oxygen burn through. The regulator includes a diaphragm assembly which uses a metallic shield to protect the diaphragm from hot gases or combustibles issuin... | 12/25/1984 |
| 4445532 | Pressure regulator system A pressure regulator system for providing controlled reduction of fluid pressure from a relatively high pressure fluid source to a relatively low regulated fluid pressure output. The pressure regulator system includes a pressure reduction regulator design... | 05/01/1984 |
| 4387673 | Valve opening control device A valve opening control device for use with an internal combustion engine having cam-operated cylinder valves comprises a cam-like member having a cylindrical surface concentric with a shaft about which the member rotates and a cam-like section extending ... | 06/14/1983 |
| 4243069 | Fluid flow regulator A precision fluid flow regulator for liquid and gaseous applications necessitating reduction of high inlet pressures and requiring precise control of outlet flow rates and pressures. The device includes a large pressure port and a cooperating pressure por... | 01/06/1981 |
| 4149559 | Pressure regulator A pressure regulator comprising a body having an inlet, a first channel, an outlet for passage of gas therethrough and a chamber, a valve located within the channel between inlet and outlet for regulating outlet pressure, the inlet being in effective comm... | 04/17/1979 |
| 4089343 | Automatic flow control valve assembly A valve assembly for automatically controlling the flow of a fluid comprises a casing having formed therein a first chamber, a second chamber normally communicating with the first chamber and a pressure chamber in constant fluid communication with the sec... | 05/16/1978 |
