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A forehead support apparatus for resting a standing users forehead against a wall above a bathroom commode or urinal or beneath a showerhead.
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| Number | Title | Issue Date |
| 8011382 | Bi-modal bleed valve assembly for gas turbine engine A bi-modal bleed valve assembly is provided. In one embodiment, the bi-modal bleed valve assembly includes a housing assembly having a bleed inlet, a bleed outlet, a control servo port, and a control chamber therein. A main flow control valve is fluidly coupled to t... | 09/06/2011 |
| 7735513 | Diaphragm valve with electronic pressure detection A flush valve for a waste water system comprises a valve including a fluid inlet, a fluid outlet and a main valve element adapted for movement to allow fluid flow between the fluid inlet and the fluid outlet based on a pressure differential across a portion of the m... | 06/15/2010 |
| 7147430 | Pneumatic valve control using downstream pressure feedback and an air turbine starter incorporating the same A starter air valve assembly includes a valve body, a flow control valve, a rate control servo mechanism, and a valve actuator. The valve body defines a flow passage having at least an inlet port and an outlet port. The valve is disposed at least partially within th... | 12/12/2006 |
| 7134447 | Gas pressure regulator A gas pressure regulator has an inlet for connection to an upstream gas line for flow of gas into the regulator under pressure and an outlet for connection to a downstream gas line for flow of gas out of the regulator at a reduced pressure. A pilot mechanism deliver... | 11/14/2006 |
| 7124997 | Flush valve assembly with flex tube A toilet room flush valve includes a body with an inlet and an outlet and a valve seat therebetween. A valve assembly in the body is positioned to close upon the seat to control flow from the inlet to the outlet. A cover is mounted upon the body and defines a pressu... | 10/24/2006 |
| 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 |
| 7093605 | Pressure control device for a pipeline A pipeline assembly for transporting a fluid such as oil, gas and water along a fluid path extending in the pipeline has a pressure control device incorporated therein. The pressure control device regulates the pressure of the fluid downstream the pressure control d... | 08/22/2006 |
| 7080655 | Regulator for low concentration corrosive and reactive gases A filter-less regulator is implemented for use in fluid flow systems that process low concentration reactive gases. The regulator includes an inlet, an outlet and a fluid flow path defined between the inlet and outlet by internal surfaces of the housing. The regulat... | 07/25/2006 |
| 7066710 | Pneumatic valve control having improved opening characteristics and an air turbine starter incorporating the same A starter air valve assembly includes a valve body, a flow control valve, a rate control servo mechanism, and a valve actuator. The valve body defines a flow passage having at least an inlet port and an outlet port. The valve is disposed at least partially within th... | 06/27/2006 |
| 7025083 | Quick closing shut-off valve A quick closing shut-off valve includes an inlet, an outlet and a passage there between. A closing element blocks the passage when in the closed position. The closing element is interconnected to a piston via a pull rod. The piston is positioned within a working cha... | 04/11/2006 |
| 6997165 | Pressure control valve for a fuel system A valve has a housing defining an interior of the valve. The valve has a first passage in the housing and a second passage in the housing. The valve has a flow limiter movable between a first position at which the first passage is in fluid communication with the sec... | 02/14/2006 |
| 6934976 | Toilet flusher with novel valves and controls A tank-type flusher includes an intake valve, i.e., a fill valve, a diaphragm-operated flush valve, and a pressure control mechanism. The intake valve is connected to an external water source and is constructed to close water flow to a water storage tank at about a ... | 08/30/2005 |
| 6935362 | Pilot valve There is provided a pilot valve (50), suitable for use in water and gas supply systems, the valve including biassing means (57), to control a gate (55), for controlling fluid flow through a control chamber (51), and a second chamber (5... | 08/30/2005 |
| 6935363 | Pressure control system for low pressure operation A pressure control system for controlling the pressure of a process fluid stream at a certain location having a pressure regulator disposed in the process fluid stream, through which the process fluid stream flows. A first pilot controller senses the pressure of the... | 08/30/2005 |
| 6932101 | Solenoid valve assembly for controlling gas supply A solenoid valve assembly for controlling gas supply and opening and closing gas supply with a regulation function generally includes a solenoid valve assembly having a housing, a diaphragm assembly, a first and second solenoid valves, a first and second valve bodie... | 08/23/2005 |
| 6923205 | Pressure regulator and shut-off valve A normally closed regulator valve for controlling the pressure of flowing fluid and also for selectively fully enabling or stopping the flow. The regulator valve includes a valve housing having an inlet passage and an outlet passage connected by a flow passage with ... | 08/02/2005 |
| 6901952 | Gas flow regulation system A gas flow regulation module for use in a pressure vessel including a wall with an opening having a minimum opening diameter. The wall defines an interior space in the pressure vessel. The module includes a head portion, a neck portion, and a body portion. The body ... | 06/07/2005 |
| 6895994 | Self-operated protection device for pipeline A protection device which is capable of cutting off a pipeline when the pipeline leaks due to the rupture of the pipe self-operatedly closes the pipeline using fluid kinetic energy. A control rod converts linear movement of a piston into the opening and closing move... | 05/24/2005 |
| 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 |
| 6786231 | Fluid flow regulator with restrictor pin A fluid flow regulator having a chamber comprising a port opening and a tapered pin disposed within the opening, for controllably restricting the cross-sectional flow area through the port. The tapered pin moves relative to the bore of the port that it is disposed i... | 09/07/2004 |
| 6595237 | Pressure regulator for gas transport and distribution plants The invention relates to a gas pressure regulator having a valve, a delivery duct of low pressure gas (Pb), a regulation shutter for the gas delivery flow, a control head of the valve defining an upper chamber [(9)] and a lower chamber. A pilot valve cont... | 07/22/2003 |
| 6540204 | High pressure solenoid pilot valve An improved electrically operated pilot-type, "instant-on" solenoid assembly for near-instantaneous control over the flow of compressed gas. The assembly may be applied in fuel systems for propulsion in vehicles using gaseous fuel. It includes a housing w... | 04/01/2003 |
| 6209577 | Modulating action non-flowing pilot operated relief valve A pilot valve includes a body having a channel formed therein, an inlet chamber formed along the channel, an inlet port in communication with the inlet chamber, a control port in communication with the channel, and a vent port in communication with the ch... | 04/03/2001 |
| 6192924 | Pilot operated relief valve A pilot operated safety relief valve (14) in which a pilot valve (32) controls the opening and closing of the main valve member (26). The pilot valve (32) has a spindle valve member (70) between an intermediate dome fluid chamber (52) and an exhaust chamb... | 02/27/2001 |
| 6035878 | Diagnostic device and method for pressure regulator A diagnostic device and method for an intelligent pressure regulator which maintains a fluid in a process at a predetermined pressure. The regulator includes an electronic controller which enhances regulator performance and provides self-diagnostics and c... | 03/14/2000 |
| 6000637 | High pressure water gun A high pressure water gun for washing electrical insulators and other related articles, which gun has a barrel, a water inlet, a water outlet (nozzle), a pistol grip and a main body portion, which portion communicates with both the inlet and with a lower ... | 12/14/1999 |
| 5988988 | Capacity control valve device for variable capacity swash plate compressors A capacity control valve device for a variable capacity swash plate compressor which includes at least one piston, a suction port, a suction chamber, and a refrigerant inlet passage communicating the suction port with the suction chamber, in which each pi... | 11/23/1999 |
| 5967176 | Automatic flow control valve with variable set-points The invention provides a pilot valve apparatus for use in an automatic fluid control system for maintaining pressure downstream from a main control valve between two setpoints irrespective of flow changes through the main control valve. The pilot valve ha... | 10/19/1999 |
| 5957148 | Valve system having a deadman controlled actuating member in a vented chamber A main valve receives fluid at an inlet and transmits the fluid to an outlet. The main valve has a rear face. A surge control servo valve responds to a load sense signal and moves between a closed position and an open position in which the fluid is transm... | 09/28/1999 |
| 5904333 | Fuel control device and methods of making the same A fuel control device and method of making the same are provided, the fuel control device comprising a housing having an inlet separated from an outlet by a valve seat and having a movable valve member for opening and closing the valve seat, an electrical... | 05/18/1999 |
| 5816286 | Pressure unloading pilot operated regulator having pressure limiting check valve A pressure unloading pilot operated fluid pressure regulator having a throttling element for controlling fluid flow. A pilot amplifier senses regulator outlet pressure and supplies suitable loading pressure coupled from an inlet supply pressure line throu... | 10/06/1998 |
| 5806553 | Fluid pressure control and relief apparatus Fluid pressure above a predetermined limit in a fluid pressure system is reduced by operating a relief valve, having its inlet port connected with the system, in a throttling action. A normally seated valve member is maintained in relief valve closed posi... | 09/15/1998 |
| 5787925 | Pneumatically servoed gas pressure regulator A pneumatically servoed gas pressure regulator capable of providing a relatively wide range of gas flow rates with precision outlet pressure control includes a dome loaded gas pressure regulator and a pressure sensor controller integrated in a single unit... | 08/04/1998 |
| 5743293 | Fuel control device and methods of making the same A fuel control device and method of making the same are provided, the fuel control device comprising a housing having an inlet separated from an outlet by a valve seat and having a movable valve member for opening and closing the valve seat, an electrical... | 04/28/1998 |
| 5738333 | Relief valve A pressure relief valve (10) for a pilot operated fluid system (FIG. 4) for a pressure vessel (12). Pressure relief valve (10) has a valve body (14) forming a valve chamber (16) accessible by upper cover plate (24). A cylindrical housing (32) is mounted i... | 04/14/1998 |
| 5735308 | Automatic constant-pressure regulating lift device The present invention relates to an automatic constant-pressure lift valve provided with a pilot valve unit having an A valve unit and a B valve unit, and an external control force applying means that can be simply adjusted to set a predetermined valve-ou... | 04/07/1998 |
| 5709368 | Hydraulic control valve for fluid metering and cylinder protection A hydraulic control valve for minimizing fluid leakage from a load actuating cylinder and for protecting the cylinder from damage has a composite valve body with a poppet slidably disposed in a bore and biased to the closed position. A pilot spool, contro... | 01/20/1998 |
| 5694975 | Pressure regulator A pressure regulator includes a housing having a chamber that receives a pressure responsive member 30. The pressure responsive member 30 includes an internal charge 90 that allows a movable portion 68 of the regulator to react in response to pressure dif... | 12/09/1997 |
| 5676172 | Relief valve The invention relates to a relief valve and intends to provide a relief valve designed to improve response and operational stability. In an overload prevention safety device in which a main valve element including a pilot valve element in a valve case is ... | 10/14/1997 |
| 5657784 | Control arrangement for actuating a shut-off valve and method of operation A control arrangement (10) for a shut-off valve actuable by vacuum and intended for use in vacuum waste water systems, comprising a first valve (14) which is actuated by static pressure of collected waste water, and including a chamber (56) which can be p... | 08/19/1997 |
