Class 251/289 - VALVE ACTUABLE FROM PLURAL POSITIONS

Subclass of Class 251 - Valves and valve actuation
Definition: Subject matter wherein the valve is provided with means
No. of patents: 29
Last issue date: 09/02/2008

Number	Title	Issue Date
7418885	Device for driving a plurality of hydraulic shift cylinders and hydraulic supply system for a twin-clutch transmission A device for driving a plurality of hydraulic shift cylinders, especially shift cylinders for shifting gears of a twin-clutch transmission, includes a first slide valve having a control intake to which control pressure is applied, a system pressure intake to which s...	09/02/2008
7353652	Hydraulically operated loading apparatus with dual three-function joystick controls A control apparatus is provided for operating six hydraulic valves from two different positions. The control apparatus is particularly suitable for operating the hydraulic controls of a six function trash loader. First and second three-function joysticks are mounted...	04/08/2008
7173539	Condition assessment system and method System and method for monitoring and controlling one or more valves. The method can include sensing a condition of a valve, transmitting the condition to a sensor server, and transmitting a data stream including the condition to an assessment application. The method...	02/06/2007
6902704	Injection pump assembly for a combinatorial reactor and related method An injection pump assembly 10 in a chemical delivery system for simultaneously delivering reagents into a combinatorial reactor system having multiple injectors. The assembly 10 has a plurality of injectors 12, each injector 12 being in f...	06/07/2005
6877718	Remote shutdown system and method A system 12 and method are provided for controlling delivery of fluid product between one vessel, such as a portable vessel 32 mounted on a vehicle 30, and another vessel, with the one vessel including a manually operated product valve 14	04/12/2005
6708726	Valve driving apparatus A first pipe, a second pipe and a third pipe are airtightly connected with each other. A cam member rotates about a rotation axis for moving a valve body so as to open/close the first pipe and the second pipe so that the third pipe is selectively communicated with t...	03/23/2004
6684898	Dual actuator air turbine starter valve An air turbine starter valve able to open despite being frozen shut. Dual actuators apply sufficient torque upon an air turbine starter valve to overcome obstructions presented by frozen moisture. By applying separate and generally-aligned torques, the ac...	02/03/2004
6102366	Balanced valve operated by the axial driving of a stem displacing a special elastomeric sealing body A balanced valve for flows operated by the axial driving of a stem which commands a sealing body liable to axially slip between an opened position far from the valve seat and a closed seal in contact with the valve s eat. The valve basically consists in a...	08/15/2000
5788217	Cuspidor water supply valving The flow of water to a cuspidor bowl-rinse spout and cup-filling spout is controlled by a normally closed valve that is actuated by a lever, the ends of which lever protrude through opposite sides of the cuspidor housing. Either end of the lever may be mo...	08/04/1998
5439028	Modular valve for a building standpipe A modular valve field convertible between a wet and dry configuration including a valve body and a passage within the valve body for allowing fluid to flow therethrough. A valve seat and clapper are positioned within the valve body. The clapper is allowed...	08/08/1995
5356285	Flame size control apparatus for a gas burner A gas burner includes a single valve for adjusting the flame size. A plurality of push buttons is provided for adjusting that valve to respective positions of adjustment, so that the flame size depends upon which button is pushed....	10/18/1994
5295503	Modular valve for a building standpipe A modular valve field convertible between a wet and dry configuration including a valve body and a passage within the valve body for allowing fluid to flow therethrough. A valve seat and clapper are positioned within the valve body. The clapper is allowed...	03/22/1994
5168901	Fluid communication manifold and control system A multi-function fluid communication control system for effecting selective automated control of fluid communication between fluid sources and instruments is disclosed. The system comprises a disposable stopcock manifold having a plurality of stopcocks ad...	12/08/1992
5042363	Device for remote control, with possibility for direct control, hydraulic directional valves The invention aims at bringing about a device for remote controlling of, for example, directional valves, which likewise allows a manual direct controlling, using a hand lever, for example. The control device includes a hydraulic cylinder (37) with ports ...	08/27/1991
4945874	Throttle body having interconnecting lever for converting an operational amount of accelerator to an opening of throttle valve A throttle body for an internal combustion engine, comprising a suction passage for supplying a suction air to the internal combustion engine; a throttle valve provided in the suction passage and fixed to a rotatable throttle valve shaft so as to adjust a...	08/07/1990
4856622	Auxiliary actuation mechanism for a brake assembly In the braking systems of many vehicles, a parking brake is utilized that is spring applied and fluid pressure released. In the event of a mechanical breakdown, a mechanical device or other specialized tools must be used to bring about the disengagement o...	08/15/1989
4630644	Dual operated metering valve connected to both a hand operated push button and a foot operated push button An improved, remote controlled valve and dual push button assembly, having a hand operated push button which, when depressed and released, opens a water valve for a predetermined length of time after which the valve closes. The valve is also connected to ...	12/23/1986
4540301	Apparatus for applying liquid coatings A peristaltic-type pump having an intake which may be conveniently connected to a liquid coating source includes an impeller having a pair of rollers. Rotation of the impeller causes the rollers to progressively compress a length of tubing in the pump. Th...	09/10/1985
4440379	Bottom operator for top operated bottom installed tank car valve assembly In accordance with the present invention, an unloading assembly for a top operated lading valve is disclosed. The unloading assembly includes means for connecting an unloading outlet chamber to the existing depending valve outlet chamber of the lading val...	04/03/1984
4313591	Combination top operable and bottom operable tank lading valve assembly A tank vehicle lading valve assembly is provided including a lading valve mounted in an opening in the bottom of the tank which is movable vertically between open and closed positions. A valve housing or outlet chamber including an unloading spout is atta...	02/02/1982
4310145	Combination top operable and bottom operable tank lading valve assembly A tank vehicle lading valve assembly is provided including a lading valve mounted in an opening in the bottom of the tank which is movable vertically between open and closed positions. A valve housing or outlet chamber including an unloading spout is atta...	01/12/1982
4280679	Dually-operated tank car bottom unloading valve A tank car bottom unloading valve that meets A.A.R. specifications which can be dually-operated either from above or below the tank, wherein the valve is retained in a heavy, longitudinally sloped mounting flange by a segmented ring which does not interfe...	07/28/1981
4272053	Combination top operable and bottom operable tank lading valve assembly A tank vehicle lading valve assembly is provided including a lading valve mounted in an opening in the bottom of the tank which is movable vertically between open and closed positions. A valve housing or outlet chamber including an unloading spout is atta...	06/09/1981
4240607	Top operated tank car lading valve also operable from the bottom In a top operated tank car valve, a mounting flange is welded to an opening in the bottom of the tank. A valve seat is located inboard of, and above the lower surface of, the mounting flange. A vertically extending cage is integrally attached to the mount...	12/23/1980
4237934	Vacuum flush water closet A vacuum flush water closet having a bowl and rim which are made from steel stampings covered with chemical resistant porcelain. The water closet has a self-contained flushing water and sewage valve discharge control system which is operatively mounted ar...	12/09/1980
4232709	Four-way ball valve A four-way ball type valve including a spherical valve element operable to as many as four positions and which can be installed on a railway car in place of the branch pipe tee to eliminate the need for an angle cock at each end of the brake pipe and a br...	11/11/1980
4180243	Automatic and manual linear reversion control mechanism An automatic and manual linear reversion control mechanism for a hydraulic servo actuator assembly is disclosed for linearly transferring control between an automatic (fly by wire) control mechanism and a manual control mechanism. A command select mechani...	12/25/1979
4099702	Double handle self-locking mechanism for manual operation of a cock key This invention relates to a pivoted double handle self-locking mechanism for operating a valve. Each of a pair of oppositely extending handles is pivotally mounted on a socket member secured to a key that rotates the valve, each handle being provided with...	07/11/1978
4069836	Brake pipe end cock with double-ended handle to permit operation from either side of the car A brake pipe end cock provided with a pair of operating handles disposed respectively on opposite sides of the end cock, whereby the end cock may be operated from either side of the car, because one handle, which is self-locking on one side, is connected ...	01/24/1978

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Class 251/289 - VALVE ACTUABLE FROM PLURAL POSITIONS