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| Number | Title | Issue Date |
| 7383853 | Multi-port free flow valve and element A multi-port valve arrangement and removable valve element for use in sanitary environments that comprises at least three ports formed by the joining of at least two valve casing bodies at angles necessary to accommodate multiple connecting fluid streams. A seamless... | 06/10/2008 |
| 7303175 | Automatic clamp apparatus having lateral motion resistance for IV infusion sets A clamp apparatus for selectively occluding a resilient tube to prevent free flow of fluid in the tube. The device comprises a base member to which the resilient IV tube is attached or through which it passes, and a slide clamp that slides relative to the base membe... | 12/04/2007 |
| 7124996 | Automatic clamp apparatus for IV infusion sets used in pump devices A clamp apparatus for selectively occluding a resilient tube to prevent free flow of fluid in the tube. The device comprises a base member to which the resilient IV tube is attached or through which it passes, and a slide clamp that slides relative to the base membe... | 10/24/2006 |
| 6923198 | Fully drainable weir valve A fully draining valve including an upper valve portion and a lower valve portion. The lower valve body has an integral weir, which in conjunction with a resilient diaphragm, defines a fluid passage. The weir axis is sloped from a horizontal plane. A first duct axis... | 08/02/2005 |
| 6840280 | Flow through ultrasonic processing system These and other objects of the present invention are achieved by provision of a flow through ultrasonic system for facilitating the flow of flow-resistant materials. The system includes a supply of material and an ultrasonic horn having at least one passage extendin... | 01/11/2005 |
| 6494265 | Flow control device A flow control device comprises an outer sleeve having at least one aperture through its wall, and an inner sleeve having at least one aperture through its wall. Relative sliding movement of the sleeves is provided between "open" positions allowing for va... | 12/17/2002 |
| 6209562 | Valve assembly, pressure testing apparatus and testing method for propane tank system A method and assembly (kit) are provided for use by propane tank service personnel to detect escaping gas in propane tank systems. In one embodiment, the standard connection between the regulator and tank service valve is replaced with a permanent valve a... | 04/03/2001 |
| 5860441 | Self-sealing flexible plastic valve with curled inlet The present invention relates to a self-sealing flexible plastic valve for a non-latex balloon, to a balloon incorporating such a valve, to a method of manufacturing such a valve, and to a method of manufacturing a balloon incorporating such a valve. The ... | 01/19/1999 |
| 5842498 | Mounting adapter and assembly for rendering fill valves for tank-type instantly dismountable Disclosed is a fill valve and mounting adapter assembly combination for tank-type toilets and the like which renders the fill valve internally and instantly mountable and dismountable without the necessity of separating the mounting adapter assembly from ... | 12/01/1998 |
| 5755253 | Flushometer auxiliary valve A diaphragm-type of flush valve for use with toilet devices such as urinals and water closets has a body with an inlet and an outlet. There is a valve seat between the inlet and the outlet and a valve member is movable to a closing position on the valve s... | 05/26/1998 |
| 5499648 | Sealing means for pressure relief valves and methods of assembly A safety relief valve (12) for a pressure vessel (10) in which the main valve member (28) includes a valve plate or disc (52) and a retainer plate (64) having a flexible membrane or diaphragm (62) stretched therebetween in a taut relation to provide a fru... | 03/19/1996 |
| 5476114 | Method of and apparatus for manufacturing of shaped workpieces formed from a plastic material, and a workpiece manufactured by the method A method of manufacturing by welding a shaped workpiece, which is formed of a plastic material and which consists of a tubular part having a radial bore and a union weldable to the tubular part in a region of the radial bore, includes bringing an end face... | 12/19/1995 |
| 5431181 | Automatic valve assembly A valve assembly is disclosed which is adapted to fit existing valve bodies. A flexible diaphragm assembly positioned within the valve body seals against a cylindrical barrel of the valve body. A central tube positioned within the central barrel defines a... | 07/11/1995 |
| 5381816 | Pressure regulator A fluid pressure regulator of compact construction including an improved diaphragm-valve assembly interposed between a flow body and a second body cap element. The flow body has an inlet and outlet passage and a valve cavity with a centrally disposed port... | 01/17/1995 |
| 5301708 | Rotary plug valve actuator and associated rotary plug valve and associated method A rotary plug valve actuator comprising a mounting bracket, a ball screw mechanism pivotably mounted to the mounting bracket and a lever pivotably mounted to the ball screw mechanism. The ball screw mechanism includes a ball screw shaft and a ball nut. Th... | 04/12/1994 |
| 5139042 | Valve seat and method of repair A valve seat for a valve used with a treater tank comprising a body having a generally cylindrical bore therethrough, the body having a first end, a second end and being made of metal, the first end having a counterbore concentric with the cylindrical bor... | 08/18/1992 |
| 5048558 | Valve seat and method of repair A valve seat for a valve used with a treater tank comprising a body having a generally cylindrical bore threthrough, the body having a first end, a second end and being made of metal, the first end having a counterbore concentric with the cylindrical bore... | 09/17/1991 |
| 4989631 | Valve device with control sleeve and check valve A full opening sleeve valve device with check valve for controlling fluid flow through a line pipe or the like. The valve device has a housing, and a flow passageway extends through the housing and terminates at opposed ends thereof. The opposed ends of t... | 02/05/1991 |
| 4986298 | Vacuum regulator with antibinding valve stem connector assembly and method A medical vacuum regulator (10) with a vacuum regulation chamber (20, 34) connected with a supply of unregulated vacuum (26) through a regulation control valve seat opening (24A) controlled by means of a valve head (28, 28A) at one end of a valve stem (30... | 01/22/1991 |
| 4979527 | Sterilizable valve assembly for dispensing fluid materials and a method of operating the valve assembly A valve assembly having a diaphragm valve configured for efficient cleaning and sterilization, and a method for operating the valve assembly in a manner controlling the fluid material flow therethrough and for effecting cleaning thereof. The valve assembl... | 12/25/1990 |
| 4953824 | Deflectable sleeve type valve The Deflectable Sleeve Type Valve is comprised of a metallic housing retaining therein a circular insert with fluid conducting ports, where said circular insert is surrounded by a flexible tubular sealing member. Said housing also retaining a plunger whic... | 09/04/1990 |
| 4899982 | Upper valve component An upper valve component for a sanitary fixture including a sleeve type head fastenable in a valve housing and a spindle which extends through the center of the sleeve head and is equipped with a socket head, the spindle having exterior annular faces whic... | 02/13/1990 |
| 4858884 | Diaphragm-actuated valve for a gear pump A gear pump includes a diaphragm-operated valve having a valve member adapted to close a control port. The valve member comprises a generally cupshaped housing, an elastomeric disc telescoped into the housing, and a sheet metal retainer plate which is pre... | 08/22/1989 |
| 4844112 | Electrically operated valve assembly An electromagnetically actuated, pilot operated valve having a nonmetallic body with a pressure responsive diaphragm for opening the main valve and defining, in cooperation with a guide member, a pilot chamber having an armature/pilot valve member movably... | 07/04/1989 |
| 4630635 | Flow device with resilient elastomeric sleeve A pinch valve in which a sleeve is contained in a housing, the motive fluid is sealed between the sleeve and the housing interior, and the sleeve is fixed in position in the housing. Also, the process fluid can be sealed between the sleeve and the line pi... | 12/23/1986 |
| 4560144 | Fluid coupling device Fluid coupling devices are disclosed for use in receptacles such as receptacles on surgical aspiration equipment for selectively connecting a fluid conduit in the receptacle with a flow passage formed through a coupling device. The coupling devices in acc... | 12/24/1985 |
| 4480658 | Aspirator system for sound emitters A fluid operated pressure oscillation generator having an additional inlet passage to permit removal of a cover.... | 11/06/1984 |
| 4471800 | Valves A float controlled valve comprises a chamber with aligned openings, a detachable cap carrying a sealing washer on one opening and a tube arranged to move under the action of the float in the second opening with a seal ring sealing it. The sealing ring is ... | 09/18/1984 |
| 4316482 | Diaphragm valves A diaphragm valve comprises a valve sub-assembly including a diaphragm secured to a valve body by a clamping member. The clamping member is provided with screw threads on to which a drive assembly is screwed to complete the valve. The drive assembly may b... | 02/23/1982 |
| 4282766 | Adjusting mechanism for regulating devices An adjusting mechanism for a regulating device comprises a housing which has an end wall that includes a keyshaped slot, a spring collar which is movably mounted in the housing to effect the adjustment in the regulating device, an elongated spindle which ... | 08/11/1981 |
| 4131127 | Locking valve Disclosed is a valve for selectively preventing fluid flow along a flow line. A plunger of a locking mechanism moves a valve stem between a first position, in which the valve is in an open configuration, and a second position in which the valve stem press... | 12/26/1978 |
| 4125125 | Pinch valve construction An improved pinch valve construction wherein the pinch valve sleeve can be removed as required while the pinch valve construction is connected to mating pipe with there being no leakage of the fluid to the environment.... | 11/14/1978 |
| 4049014 | Power transmission A cartridge type sleeve and plunger hydraulic valve is retained in a blind bore along with a biasing spring by a closure plug. Spaced transverse passages intersecting the bore are either separated or connected depending upon whether the plunger is either ... | 09/20/1977 |
