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| Number | Title | Issue Date |
| 8047228 | Metering system and use thereof This invention relates to a valve assembly comprising (a) a valve body defining a valve chamber, an inlet port and a discharge port, wherein the inlet port and discharge port communicate with the valve chamber; and (b) a valve member in the valve chamber, the valve ... | 11/01/2011 |
| 7370675 | Flow conditioner for a fluid transport pipe The flow conditioner for a fluid transport pipe, comprises a support-forming substantially tubular main body, at least one flow rectifier disposed inside the main body essentially perpendicularly to the axis XX′ thereof, and a porous plate disposed inside the main... | 05/13/2008 |
| 7360611 | Flow system for a hydraulic choke solids strainer A strainer system having two separate strainers positioned in parallel, where one strainer can be cleaned while still permitting normal flow through the other strainer. The system flow circuit is arranged so that a high pressure backwashing flow can be applied to on... | 04/22/2008 |
| 7334603 | Check valve A check valve has an elastic valve body portion and an inelastic valve body portion and a valve seat. The valve body is fixed to a valve shaft, and a valve body abutment plate for abutting the elastic valve body portion is supported to the valve shaft. The valve bod... | 02/26/2008 |
| 7275606 | Solids strainer system for a hydraulic choke The invention contemplates a strainer based upon a four-way, two-position rotary cylindrical plug valve having a hollow plug. The normal entry port for the sealing plug of the plug valve is a circular radial hole passing from the exterior of the plug into the interi... | 10/02/2007 |
| 7134641 | Valve having axial and radial passages A valve includes a valve body (100) disposable within a chamber (103) of a housing (101) and capable of being fluidly sealed with respect to the housing (101) when the valve is closed. At least one radial passage (117) is disposed ... | 11/14/2006 |
| 7069947 | Fluid control valve A fluid control valve includes a valve body, an annular groove portion formed in an outer periphery of the valve body, a filter provided in the groove portion. The filter includes a plate with a plural of perforations and formed into a cylindrical shape. The filter ... | 07/04/2006 |
| 6990998 | Fuel tank and fuel flow control device A fuel tank assembly has a fuel tank with a fuel flow control device disposed at least partially in the fuel tank, and which communicates with a fuel filler pipe through which volatile fuel is added to the fuel tank. In one embodiment, the fuel flow control device i... | 01/31/2006 |
| 6969048 | Valve element for supplementary control valve device The valve element is composed of a valve stem, at one of whose ends a valve head is arranged, said valve head being of concave design in the direction of the valve stem, having on the outside a continuous annular region and having at least two cutouts between the an... | 11/29/2005 |
| 6517720 | Escutcheon-mounted filter with above counter access for cartridge renewal A filtration cartridge faucet assembly contains a filtration body that is concealed beneath a sink deck through the use of an escutcheon mount. The escutcheon mount permits access to a renewable filtration core from above the sink deck while concealing an... | 02/11/2003 |
| 6457322 | Filter housing assembly for refrigerators A filter housing assembly for refrigerators is disclosed. The assembly comprises an upper filter housing, a lower filter housing, a valve, and a passage control lever. The upper filter housing has an inlet, an outlet, an inflow passage and an outflow pass... | 10/01/2002 |
| 6066239 | Water distiller with improved solids-removing baffle device A new baffle device for a distiller has a tubular body and a baffle member fixed with respect to such body. The baffle member has a plurality of apertures for stripping dissolved solids from steam passing through the member. The distiller raw water vessel... | 05/23/2000 |
| 6026854 | Compressed gas regulator with flow control and internal gauge A compressed gas regulator with integral flow meter is disclosed. The regulator includes pressure reducing section and a flow control section, as well as, a Bourdon tube gauge disposed within the protective surround of the regulator body to prevent physic... | 02/22/2000 |
| 5996608 | Diaphragm valve with filter screen and movable wiper element A diaphragm-type control valve for irrigation systems has an outer clam-shell housing that encloses a vertically reciprocable diaphragm assembly. A primary valve seat inside the housing is engaged and disengaged by a seal on the underside of the diaphragm... | 12/07/1999 |
| 5975125 | Combined filter and noise suppressor for fill valve An adjustable height fill valve assembly for controlling water level in a storage tank, comprises a lower riser assembly comprising concentrically disposed inlet riser and an outer riser housing, each having an upper end and a lower end, the inlet riser a... | 11/02/1999 |
| 5890513 | Non-wearing washer for fluid valve A non-wearing washer for fluid valve is non-fixedly mounted between washer retainer means disposed at a bottom end of a valve stem and the valve seat. The washer is retained in its operative position by configuring its top end to non-fixedly engage the wa... | 04/06/1999 |
| 5715859 | Adjustable fill valve assembly An adjustable height fill valve assembly for controlling water level in a storage tanks, comprises a lower riser assembly comprising concentrically disposed inlet riser and an outer riser housing, each having an upper end and a lower end, the inlet riser ... | 02/10/1998 |
| 5638557 | Sink trap with valuables capture vessel A trap for lavatory and other kinds of sinks comprising a capture vessel for rings and other valuables and a hair interceptor is disclosed.... | 06/17/1997 |
| 5560825 | Edge filter for a high pressure hydraulic system An edge filter for use with a variable-displacement pump control is disclosed. The edge filter comprises a first portion disposed between a source of hydraulic actuating fluid and an orifice having a first flow area. The first portion has an outer circumf... | 10/01/1996 |
| 5560820 | Self-cleaning fluid filtration system A self-cleaning fluid filtration system is presented and which includes a tank having a bottom wall and a side wall together forming a fluid chamber. An inlet is located in the bottom wall for receiving fluid to be filtered. A tube extends from the inlet ... | 10/01/1996 |
| 5477803 | Torpedo tube and slide valve grates A grate for a torpedo tube flow slot consists of a rigid metal frame and a ire chain link structure extending across the interior area of the frame. The chain link structure significantly reduces the surface area of the grate and permits greater flow throu... | 12/26/1995 |
| 5467796 | Ball valve with a strainer and integrated means for flushing the strainer A ball valve having a valve body defining a ball valve chamber and having a longitudinal axis defined by inlet and outlet passages. A ball valve element is rotatably disposed in said valve chamber. The ball valve element has a diametrically disposed fluid... | 11/21/1995 |
| 5361801 | Ball valve A ball valve has a housing which rotatably carries a ball. The housing has inlet and outlet ports. The ball has two ports which may be rotated to align with the housing's ports. The ball carries a cartridge in a cartridge compartment located transverse to... | 11/08/1994 |
| 5121769 | Solenoid operated pressure regulating valve A pressure control device, preferably for use in a control system of an automatic transmission of a motor vehicle, is shown as having a solenoid motor assembly the armature of which, through a cooperating servo orifice, is effective for varying the magnit... | 06/16/1992 |
| 5062454 | Spool control valve A spool control valve in which communicating passages are provided in the spool to communicate between a pair of locations in the spool passage and filter means are provided in a communicating passage to prevent valve orifices being blocked by particles o... | 11/05/1991 |
| 4807675 | Overfill assembly with removable lid An overfill assembly for use with storage tanks, especially underground gasoline storage tanks. The overfill assembly comprises a dump tank with a fill pipe mounted therein. The fill pipe extends through the dump tank's bottom and is in communication with... | 02/28/1989 |
| 4743365 | Valve filter mechanism This invention comprises a valve filter unit (23, 53) comprising a filter (24, 54) the face (25, 55) of which extends angularly to the flow of a fluid medium toward same, and having perforations (26) formed therein; the filter (24, 54) biased by a spring ... | 05/10/1988 |
| 4734194 | Combined filter and valve mechanism A combined valve and filter mechanism for use in chemical apparatus comprises a valve body having a valve seat connected thereto. A valve stem has a valve at one end thereof for engaging said valve seat and has a cylindrical filter element for telescoping... | 03/29/1988 |
| 4566533 | Apparatus for cleaning heat exchanger pipes and methods of operating an apparatus of this type In the operation of cleaning the pipes of heat exchangers by means of sponge rubber balls which are entrained by the cooling water, a cylindrical housing is connected upstream of the heat exchanger, in which housing several chambers are formed by several ... | 01/28/1986 |
| 4550896 | Valve-strainer housings and assemblies An improved valve-strainer body or housing is disclosed wherein a single structure is adapted for use as both a valve housing for globe valves, gate valves, check valves and the like, and also utilized as a casing for a strainer. The housing is sized such... | 11/05/1985 |
| 4518493 | Noise attenuating filter for fluid flow systems A noise attenuating filter for use in a fluid flow systems which includes a cylindrical body defining a plurality of arcuate open-ended passageways extending longitudinally therethrough, a corresponding plurality of small radial slots in one end thereof c... | 05/21/1985 |
| 4328835 | Automatic dump valve A valve for automatically dumping a load of solids entrained within a fluid transport medium in response to flow interruption is disclosed. The automatic dump valve is particularly well-suited for use in combination with a nodule transport riser in deep o... | 05/11/1982 |
| 4209038 | Fuel metering valve with porous element A fuel metering valve has a housing bore between an inlet and outlet which supportingly receives a movable valve element including an imperforate end plate and an annular, porous metal plate for regulating flow between the inlet and the outlet; the imperf... | 06/24/1980 |
| 4054507 | Dewatering water-wet particles and blending the particles in a liquid carrier Slurrying of water-wet wax particles in liquid hydrocarbon carrier is improved by introducing the water wet particles in a rotating perforated cylinder, e.g., screen, immersed in a flowing stream of liquid carrier above a settling chamber. The flow rates ... | 10/18/1977 |
