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Class 137/862 - With common valve operator


Subclass of Class 137 - Fluid handling
Definition: Systems wherein a plurality of branches in the branched
No. of patents: 67
Last issue date: 07/15/2008


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NumberTitleIssue Date
7399347Control valve structure for an oxygen machine
A control valve structure for an oxygen machine uses a motor to link a disc to spin, which activates a pair of valve rods to open and close in sequence through rotation of the motor to control air flow. ...
07/15/2008
7329234Self-occluding catheter
A self-occluding catheter includes a body portion for connection to extracorporeal equipment. An elongated tubular extension is provided for insertion into a body cavity. The body portion includes a resiliently biased spool supported therein which is slidable betwee...
02/12/2008
7316038Toilet odor blocking and bidet system with water inline T-adapter
An apparatus preventing odor from escaping the toilet bowl by generating a stream of bubbles to cover human waste by using liquid soap, air pump, and low volume water flow. The same system with higher water volume functions as a toilet bidet by using an elevated noz...
01/08/2008
7240695Multi-channel pintle valve
A multi-channel valve uses a single drive motor to translate a single actuator assembly coupling multiple pintle valves for metering the same amount of media through each channel. The actuator assembly includes a swivel base mounting two or more clevis and nut arran...
07/10/2007
7174909Surge prevention device
A surge prevention valve may be used to prevent the formation of an initial surge of high pressure. The valve may be located, for example, between a high pressure gas cylinder and a medical pressure regulator. The valve is provided with first and second valves locat...
02/13/2007
7121088Automotive exhaust valve
A valve assembly is adapted to be disposed in an automotive engine exhaust system at an outlet of an internal combustion engine. The assembly includes a valve body having an opening therethrough including an inlet portion and an outlet portion. A first valve and a s...
10/17/2006
7080665Connector apparatus and method of coupling bioprocessor equipment to a media source
A connector apparatus designed for use in a bioprocessing assembly, and a method for coupling a piece of bioprocessing equipment to a media source in a sterilized environment. The connector apparatus includes a coupler including an end and at least one outlet, and a...
07/25/2006
7037417Mechanical control of fluids in micro-analytical devices
An apparatus for manipulating fluid samples comprises a micro-chip device having first and second covered channels, each channel having openings at both ends. The channels intersect to form a common intersection. Three of the openings of the channels are connected t...
05/02/2006
6918408Valve driving device
A valve driving device comprises a main case having one or more inlet pipes through which a fluid flows in from an external compressor and two or more outlet pipes through which the fluid flows out and also having built-in valve elements to open and close openings t...
07/19/2005
6880572Exhaust gas control valve, apparatus and method of controlling exhaust gas flow
The present invention is directed to an exhaust gas control (EGC) valve. The EGC valve comprises a valve housing having at least one inlet port, at least one outlet port, and a flow channel having a centerline extending between the ports. A valve seat is adjacent an...
04/19/2005
6871669Connector apparatus and method of coupling bioprocessing equipment to a media source
A disposable connector apparatus designed for one time use in a bioprocessing assembly, and a method for coupling a piece of bioprocessing equipment to a media source in a sterilized environment. The connector apparatus includes a telescoping valve formation with an...
03/29/2005
6782919Revolving valve for an oxygen machine
A revolving valve for an oxygen machine includes a motor, a cage, a motor secured in the cage, a valve linking to the motor and an air box secured on top of the cage. The valve has a semicircular recess. The air box comprises an air inlet on the top. The air box fur...
08/31/2004
6725875Valve
A directional-control valve is connectable to a first main pipe and to a secondary pipe. The valve includes an upstream port and a downstream port connectable to the first main pipe and having identical diameters. A third connection port is connectable to the second...
04/27/2004
6634351Thermostatic gas valve with standing pilot flow
A thermostatic gas valve structure for a kitchen oven comprises a valve body and a body cover, manual and thermostatic valves built into the body to regulate a main flow of said main burner, an actuating shaft traversing said cover and a rotary control co...
10/21/2003
6589197Fluid passage change-over apparatus for medical treatment
A medical fluid passage switching apparatus comprising: at least, a rotatable shaft F; a cam C which is rotated in relation to the rotating movement of the shaft F to close and open divided tubes for determining a passage of a fluid; and a housing L havin...
07/08/2003
6367502Flow control device
A flow control device has a body (41), a plurality of elastic flow control tube (51-54) provided in the body (41), a single fluid path (55) in communication with the flow control tube (51-54), a slider (56) slidable relative to the body (41), and a valve ...
04/09/2002
6029706Valve of a storage tank for transporting oils or chemical compounds
A valve of a storage tank for transporting oils or chemical compounds avoids problems caused by crossing a suction path for external air with a pathway for outputting volatile gases from the storage tank. The valve includes an upper body having a circular...
02/29/2000
5893390Flow controller
An apparatus (10) is provided for controlling the flow of a fluid. The apparatus (10) includes a housing (12) having an inlet port (14), an outlet port (16), and a bypass port (18). A throughput block (26) is contained within the housing (12). The through...
04/13/1999
5804063Cooling system change-over apparatus and process
A change-over apparatus for use in conjunction with a cooling system of an internal combustion engine having an engine and radiator and having an upper hose between the radiator and the engine which has been cut to form an upper radiator hose section and ...
09/08/1998
5704398Valve linkage system
A valve linkage comprises valve arrangements each comprising a valve disc disposed in its respective conduit, a valve shaft attached thereto and extending therefrom, and a lever arm attached to the shaft. In one preferred embodiment, certain valve arrange...
01/06/1998
5603354Volumetric pump/valve
A volumetric pump for administering intravenous fluids to a patient comprises a housing having an elongate cavity therein with an open and a closed end. A resilient sheet of material having a centrally-located aperture covers the open end, and a pump shaf...
02/18/1997
5520216Rotary valve assembly
A rotary valve assembly is disclosed in which a rotary valve member is located within a casing having one or more fluid inlets and a plurality of fluid outlets. The rotary valve member has a fluid conduit which extends in a generally radial direction and ...
05/28/1996
5427141Pressure fluid control valve device
In a pressure fluid control valve device, the fluid exhausted from an internal combustion engine flows through a pair of paths selectively or simultaneously. Each of the paths is opened and closed by a butterfly valve fixed to a valve shaft. A coupling fo...
06/27/1995
5417245Metering valve and new use thereof
A novel metering valve is used to split the streams in which a continuous fluid stream passes unregulated through the valve along a primary flow path. A second stream is formed by passing a small portion of the fluid in the primary flow path through a pas...
05/23/1995
5399172Catheter having ganged rotary valves
A catheter is provided having a main body defining two lumens and a connection structure at a proximal end of the main body. This structure includes a housing attached directly to the main body and defining a pair of passages connecting one to each of the...
03/21/1995
5390899Flow valve operated by the angular or cross displacement of an axial stem
A valve for controlling fluid flow comprises a body having an inlet and an outlet, the body having an opening at one end; a controlling stem disposed axially of the body with one end portion extending through the body opening, the stem being pivotable abo...
02/21/1995
5372424Screw mixer, particulary for foundry molds
A mixer of the type comprising an axle (2) such as a screw rotatably mounted within a trough (1) is characterized in that the rotatable axle (2) has at its periphery at least one opening comprising an injection point (21) or distribution point of at least...
12/13/1994
5279358Gas turbine exhaust system
An exhaust system for a gas turbine has a main axial duct which feeds a heat exchanger to make use of the residual heat in the exhaust gases. The heat exchanger may in some circumstances be overloaded so a branch duct is taken from the main duct conventio...
01/18/1994
5277226Water line adapter
A water line adapter designed to convert a single water outlet line into a multiple outlet water line, with the adapter comprising a cubical body, a captive rotatable threaded nut attached to one face of the body, a first threaded member attached to the o...
01/11/1994
5246036Multi-port angle stop type of shut-off valve
A multi-port shut-off valve assembly of the type known to the plumbing industry as an angle stop. The valve has a body shaped as a solid rectangle, with an internally threaded port in each face of the body. A shut-off valve is received in one of the ports...
09/21/1993
5244011Control valve
A fluid control valve including a housing defining a fluid inlet and a fluid outlet, and two eccentrically and rotatably mounted, oppositely disposed plug elements arranged for selective sealing of the inlet and outlet, the plug elements being coupled to ...
09/14/1993
5195926Flap arrangement
A flap arrangement, especially for a ventilation or airconditioning system or vehicles, has two flaps which are pivotable about pivot axes parallel to one another and which are coupled to one another for the oppositely directed pivoting movement. The coup...
03/23/1993
5167254Adsorber switching valve
An apparatus for controlling the flow of fluid, comprising an 8-way switcg valve for directing an inlet stream of air to one of multiple adsorber beds and then to the crew compartment of an air-tight vehicle while simultaneously directing an outlet strea...
12/01/1992
5066216Apparatus for injection of viscous material
The present invention relates to an apparatus for injecting viscous materials. The apparatus includes a vertically adjustable manifold valve which receives a continuously circulating supply of pressurized viscous material. The manifold valve is positioned...
11/19/1991
5014883Paint toner dispensing machine
A paint toning machine comprising a plurality of color paste containers (1); a pump (2) for each paste container (1) for pumping color paste (3) for the dispensing and circulation thereof; and a dispensing valve (11) for each pump (2) for dispensing a des...
05/14/1991
4971111Rotary piston valve arrangement
A rotary piston valve arrangement, for a pneumatic settling tank, including rotary piston valves disposed in a common housing, with a first rotary piston valve being designed for the control of an additive stroke, and a second rotary piston valve being de...
11/20/1990
4966198Metering arrangement
This invention relates to a diversion valve for a liquid metering arrangement including a liquid meter, a sampling chamber and a sub-sampler. The diversion valve has a first position allowing liquid to flow normally to the meter, sampling chamber and sub-...
10/30/1990
4850793Steam chest modifications for improved turbine operations
Existing steam chests having a plurality of valves which are incapable of operation by individual high pressure valve actuators may be modified to provide apparatus for transferring operation of a steam turbine at less than a full load betweeen a full-arc...
07/25/1989
4846225Transmission assembly for use with double block and bleed system
A transmission assembly for operating a double block and bleed valve system having a first block valve with a first valve shaft, a second block valve with a second valve shaft and a bleed valve disposed between the first and second block valves, the trans...
07/11/1989
4794943Fluid control valve assembly
A valve assembly (10) for controlling high pressure gas with low controlling gas pressures. The assembly includes a valve housing (12) having a cavity (22), an inlet port (26) and two outlet ports (28, 30). Mounted within the housing in communication with...
01/03/1989
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