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| Number | Title | Issue Date |
| 8104742 | Flow control valve A flow control valve is provided in a manner to be capable of locking a position of a differential screw easily without displacing a position adjusted valve element body. The valve element body is brought into or out of contact with a valve seat provided between a f... | 01/31/2012 |
| 7578496 | Valve arrangement A valve arrangement includes a valve body defining an enclosure, having a bonnet connected to the valve body. A stem is rotatably attached to the valve body and positioned at least partially within the valve body. A handle is in operable communication with the stem ... | 08/25/2009 |
| 7147207 | Actuator apparatus for controlling a valve mechanism of a suspension system An actuator apparatus controls a valve mechanism of a suspension system. The apparatus includes a valve actuating assembly and an adjuster assembly. The valve actuating assembly is operatively connected to the valve mechanism and is operable between at least two rid... | 12/12/2006 |
| 7114344 | Air conditioner access and service fittings An air conditioner service fitting is provided and includes a valve body comprising a threaded bore and an annular valve seat extending around the bore. The valve body is configured and the valve seat is positioned such that all fluid that passes through the bore cr... | 10/03/2006 |
| 7114699 | Combination valve and regulation for use with pressurized gas cylinders, particularly oxygen cylinders A valve apparatus, and combined valve-regulator apparatus, for safely regulating the flow of combustible gases such as oxygen. ... | 10/03/2006 |
| 7059584 | Diaphragm valve having adjustable closure means The present invention provides a diaphragm valve moveable between a fully open position and a fully closed position, the valve comprising: a bonnet having a first thread and an abutment surface; a stem having at least one aperture and a second thread that cooperates... | 06/13/2006 |
| 6978981 | Taps for controlling liquid flow The invention discloses a tap (10) for controlling liquid flow. The tap (10) has a tube (14) with first (16) and second (18) opposite open ends, an inlet opening (20) leading into the tube between the first and second open e... | 12/27/2005 |
| 6802492 | Quick coupler adapter A adapter provides for connection of a pressure relief mechanism to a connection fitting portion of a quick connect fitting through a mating connection fitting portion and provides for movement of the pressure relief mechanism against a check valve in a hydraulic fl... | 10/12/2004 |
| 6358414 | Pressure regulation apparatus and method for multiple channel high throughput purification A pressure regulator assembly usable in, as an example, a multiple channel high throughput purification system. The pressure regulator assembly includes an inlet line and an outlet line connectable to a fluid channel. A regulator body has a regulator inle... | 03/19/2002 |
| 6244228 | Rotary-to-linear motion converter and use thereof A rotary-to-linear converter for use with a valve actuation device having a linear reciprocating cam shaft having longitudinally extending cam grooves that are engaged by captive cam followers which oscillate up and down in response to sideways reciprocat... | 06/12/2001 |
| 6102367 | Gas tap A gas tap comprising an external operating element and a connecting stem for transmitting the movement of the operating element to the opening and closure member which is arranged in such a way as to be held against the sealing seat under the effect of th... | 08/15/2000 |
| 5483929 | Reciprocating valve actuator device A valve activation device having a linear reciprocating cam shaft having longitudinally extending cam grooves that are engaged by captive cam followers which oscillate up and down in response to sideways reciprocation of the camshaft for activating intake... | 01/16/1996 |
| 5419530 | Micrometer-controlled linear flow rate fluid flow valve assembly A micro-valve assembly for providing precise regulation of fluid flow between an input port and an output port comprises a valve body configured to installed with the valve assembly and forming therewith a fluid flow chamber between the fluid flow rate co... | 05/30/1995 |
| 5377956 | Diaphragm valve A diaphragm valve includes a valve body accommodating an axial valve stem and housing a weir-type valve seat which cooperates with a diaphragm operated by a hand wheel for regulating a flow of fluid through the weir. A screw nut extends axially between th... | 01/03/1995 |
| 5188338 | Fluid flow controller In a diaphragm type control valve, a slide stem (14) having a coupling screw part (14a) is elevatably but non-rotatably inserted into a bonnet (11) having a coupling screw part (11c). A rotary stem (15) has concentrically a first coupling screw part (22) ... | 02/23/1993 |
| 4928920 | Finely-adjustable flow control valve A valve body includes a cylindrical seat having a substantially flat working face. A cylindrical valve member having a working surface thereon is slidable toward and away from the seat face to vary flow from the outer peripheries of the seat and valve mem... | 05/29/1990 |
| 4688601 | Control valve A plug or poppet valve is positioned in relation to an opening for controlling flow through the opening, with a flange positioned over the side opening and having a portion extending into the interior of the housing towards the plug or poppet, said flange... | 08/25/1987 |
| 4488704 | Dual control actuator for valves A dual valve plug stem actuator device for plug or globe type valves is disclosed wherein said actuator mechanisms provide respectively coarse and fine independent movement of the valve plug stem. One actuating device controls the movement in the axial di... | 12/18/1984 |
| 4483512 | Slow opening valve A valve control having a valve body (5) with an actuator stem (16) and a rotating handle (35) connected to the actuator stem by differential drive mechanism (25, 26) which, during uniform movement of the handle in one direction, initially opens the valve ... | 11/20/1984 |
| 4364543 | Valve device A valve device comprises a valve body having an inflow passage and an outflow passage, a valve seat fixed to the valve body at a position between the passages, a valve element for seating against and separating from the valve seat, a valve stem movable to... | 12/21/1982 |
| 4177971 | Sea cock valve A valve comprising a hollow cylindrical body with a valve opening at one end and a valve seat around the valve opening. A valve member is movable towards and away from the valve seat on a spindle which passes through a spindle opening opposite the valve o... | 12/11/1979 |
| 4134420 | Faucet valve for sinks, wash basins and other applications A faucet valve for kitchen sinks, bathroom washbasins and like applications, said faucet valve being adapted to be made of molded plastics, having relatively few operative parts, and designed to minimize the stresses of assembly and use. The invention has... | 01/16/1979 |
| 4024890 | Rotary valve Rotary valve comprising a rotatable stem having a valve disk fixed thereto and disposed within a valve case, a slidable tube and a rotatable tubular member each positioned coaxially with the stem and connected to the valve case, first screw-thread means f... | 05/24/1977 |
