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| Number | Title | Issue Date |
| 7363942 | Continuous automatic control and distributor valve, with a magnetic seal A valve which is composed of: —A seal consisting of two identical ferromagnetic discs (1), which enclose another smaller-diameter disc (2) and a permanent magnet, the rims (3) of the outer discs (1) being bevelled and the three discs co... | 04/29/2008 |
| 7284571 | Valve device A valve device includes a main body case to which an inflow pipe and an outflow pipe are connected, a valve element which is disposed inside of the main body case to open or close an outflow aperture part of the main body case, a motor for moving the valve element i... | 10/23/2007 |
| 7267404 | Arrangement for controlling a fluid volume in shape changing elements of seats A device for controlling a fluid volume in shape changing elements of vehicle seats has a sliding valve connectable with a fluid pressure source and with shape changing elements for filling the shape changing elements with fluid and discharging fluid from the shape ... | 09/11/2007 |
| 7252502 | Method and system for combined standing pilot safety and temperature setting The method and apparatus provides a controller (which might comprise a microprocessor) that can control gas flow to a pilot burner in fluid communication with a manual pilot valve and an automatic pilot valve. The exemplary embodiments can comprise a selectable inpu... | 08/07/2007 |
| 7219697 | Twin-solenoid valve In a twin-solenoid valve D comprising two valve members V which are located side by side and are actuated in closing direction by a common solenoid M via a T-shaped force transmitting member, a stem 4 of which is guided in a slide guidance 3, a radial ... | 05/22/2007 |
| 7156076 | Fuel injection device for an internal combustion engine A fuel injection apparatus having a fuel supply pump supplying fuel to a high-pressure pump which delivers fuel into a reservoir with a metering device for adjusting the fuel quantity delivered into the reservoir; the metering device has a control valve triggered by... | 01/02/2007 |
| 7093614 | Solenoid valve for a coolant circuit A solenoid valve for a coolant circuit including a valve body having at least one inlet and at least one outlet for the coolant. A valve member is displaceable in the interior of the valve body between two switching positions for the solenoid valve. At least one out... | 08/22/2006 |
| 7080664 | Fluid amplifier with media isolation control valve A fluid amplifier is presented. The fluid amplifier comprises at least one control valve for controlling at least one of a first control fluid flow and a second control fluid flow. That is, the control valve has a movable element for selectively opening and closing ... | 07/25/2006 |
| 7059581 | Valve and a gas burner A valve for supplying fuel gas to a fuel gas appliance comprises a valve housing which defines a valve chamber within which a main carrier member is axially moveable. The main carrier carries a primary and a secondary valving member for co-operating respectively wit... | 06/13/2006 |
| 6990992 | Damper device A damper device includes a first baffle capable of opening or closing a first opening portion by turning about its axis and a second baffle capable of opening or closing a second opening portion by turning about its axis. A common drive source for driving the first ... | 01/31/2006 |
| 6976666 | Electromagnetic valve assembly for controlling airbag An electromagnetic valve assembly for controlling airbags, includes a single valve assembly joined by main valve bodies of two electromagnetic valves each having respective electromagnetic control coils. A ventilation opening of the joined single valve assembly is p... | 12/20/2005 |
| 6957666 | Spring valve implemented flow control valves Improved low flow impedance flow control valves are disclosed in the present invention wherein spring valve means (12) captured between a valve spool (28) and a shoulder (30) are utilized for selectively metering a flow of fluid from an inlet po... | 10/25/2005 |
| 6955186 | Electromagnetic double switching valve An electromagnetic dual-action control valve with a housing (2), with connections (15, 16, 17) for inflow and outflow lines for a pressure medium, with a solenoid (3) and with two armatures arranged to move within the solenoid (3) for ope... | 10/18/2005 |
| 6941970 | Liquid distributor valve A liquid distributor valve. This valve comprises a compartmented base body being provided with a top cover and having several outlets and an upperly arranged, lateral inlet, a rotatable obturator bell being arranged between the outlets and said inlet and having an u... | 09/13/2005 |
| 6918408 | Valve 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 |
| 6874533 | 3/2 Normally closed module A 3/2 normally closed module includes a main body, a housing and a magnetically energizable coil. The main body includes a bore, an armature and a rod. The housing includes first and second valve seats and is configured to receive a first and second ball. The housin... | 04/05/2005 |
| 6782919 | Revolving 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 |
| 6776240 | Downhole valve A valve for downhole well service, having a rotary indexer carrying an elastically-loaded valve element on a valve seat surface in a flow passage, the valve element adapted to obstruct one or more flow passages in the valve seat surface when aligned therewith. The v... | 08/17/2004 |
| 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 |
| 6612542 | Motor operated butterfly valve A motor operated butterfly valve arrangement, at least one valve element of which is to be brought into a proper extreme position such that water leakage or the like does not occur within the pipe controlled by the valve element, without the necessity to ... | 09/02/2003 |
| 6450198 | Miniature solenoid valve, and methods of manufacturing it A miniature solenoid valve comprising: a valve body; an electromagnet having a yoke secured to the body and a plunger core movable relative to the yoke along a longitudinal axis of the electromagnet; a pneumatic chamber formed in the body adjacent to the end o... | 09/17/2002 |
| 6382256 | Three-way flow control valve A three-way flow control valve for refrigeration cycles having two parallel heat exchangers is disclosed. This valve is designed to selectively feed refrigerant to both heat exchangers, or one of the two heat exchangers as desired. The three-way flow cont... | 05/07/2002 |
| 6371160 | Fluid control element A fluid control element comprises a housing in which two control chambers are formed, which are isolated from each other and comprise a working port each as well as two pressure ports. Two of these ports are provided with a sealing seat each. The fluid co... | 04/16/2002 |
| 6330891 | Double-damper apparatus In a double-damper apparatus 1 including a driving portion (2), two frame portions (3 and 4) arranged on both sides of the driving portion, and two open/close members (5 and 6) which are coupled with the driving portion (2) and perform the operation of op... | 12/18/2001 |
| 6328222 | Pulsed air assist valve module A fuel injector for use in a internal combustion engine is disclosed. The fuel injector includes a body having a discharge end and a longitudinal axis extending therethrough, and an electromagnetic coil located within the body. The fuel injector further i... | 12/11/2001 |
| 6286548 | Fluid control element A fluid control element comprises a housing in which two control chambers are formed, which are isolated from each other and comprise a working port each as well as two pressure ports. Two of these ports are provided with a sealing seat each. The fluid co... | 09/11/2001 |
| 6237683 | Wellbore flow control device A device for regulating fluid flow in a well is provided. The device may include: a body member having a central bore extending therethrough, at least one flow port, and a first valve seat; a sleeve member movably disposed within the central bore of the b... | 05/29/2001 |
| 6158713 | Electromagnetic valve An electromagnetic valve which opens and closes passages for fluid by moving movable valve elements by means of attraction of an electromagnet includes movable valve elements having fluid passages and disposed inside a cylindrical electromagnet. The movab... | 12/12/2000 |
| 6058726 | Damper A damper comprises two cold air inlets through which a fluid flows, two gate plates which open and close the two cold air inlets and a drive unit for driving the two gate plates. The drive unit is installed between the two cold air inlets to open and clos... | 05/09/2000 |
| 6032693 | Solenoid valve assembly for controlling gas supply A solenoid valve assembly for controlling gas supply includes a lower cover formed with a first chamber at an end thereof, a second chamber located adjacent to and communicating with the first chamber, a third chamber located adjacent to the second chambe... | 03/07/2000 |
| 6026860 | Solenoid valve apparatus for two end-users A solenoid valve apparatus, for supplying two end-users from a single pressure fluid source, includes two valves and a solenoid apparatus for actuating the two valves. The two valves are installed opposite each other, and the solenoid apparatus is located... | 02/22/2000 |
| 6003552 | Rocker valve for sealing large orifices A rocker valve for alternately sealing one of two outlet ports is provided with two cylinders in which there are respectively disposed pistons carrying sealing members for longitudinal reciprocation along the extended axes of valve seats respectively surr... | 12/21/1999 |
| 5988532 | Valve nozzle A valve nozzle for introducing a flowable liquid into a mixing chamber through which flows a gas includes a nozzle head having defined therein the mixing chamber and having a gas delivery conduit which communicates with the mixing chamber, the mixing cham... | 11/23/1999 |
| 5979484 | Safety and regulation valve unit for a gas installation particularly a heating installation A safety and regulation valve unit for a gas installation, particularly a heating installation, comprises a duct through which the fuel can flow between an inlet and at least one outlet. An on-off fuel-valve is interposed in the duct between the inlet and... | 11/09/1999 |
| 5964242 | Method of and apparatus for substance processing with small opening gates actuated and controlled by large displacement members having fine surface finishing A mechanism to control the size of particles flowing through it, even to the nanometer scale, that contains a beam or plate effectively anchored at the bottom of each of a plurality of adjacent chambers, and, wherein the top of the beam or plate and the b... | 10/12/1999 |
| 5893390 | Flow 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 |
| 5730359 | Applicator head for metered release of flowing media An applicator head for the metered release of flowing media, particularly hot-melt glues, cold glue paste, lubricants, paints, or similar substances, comprises a housing within which there is disposed a pivoting rocker having two oppositely disposed rocke... | 03/24/1998 |
| 5709262 | Electronic valve for cooling semiconductor processing equipment An improved system and apparatus is provided for cooling the energy source used in powering various types of semiconductor processing devices. The improved cooling system uses a solenoid valve which is electrically controlled by the processing equipment d... | 01/20/1998 |
| 5685337 | Solenoid valve with a hinged structure A 2-position 3-way solenoid valve is disclosed having a hinged structure. The solenoid valve includes a hollow cylindrical housing and first and second covers hermetically coupled to both ends of the housing. The first cover has first and third ports, and... | 11/11/1997 |
| 5653422 | Solenoid valve The solenoid valve, which can be used as a single valve to control small flow quantities, or also as a pilot valve for valves controlling larger flow quantities of a medium, has a narrow, oblong cuboid valve housing (10), in which two seal seats (38, 40) ... | 08/05/1997 |
