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| Number | Title | Issue Date |
| 7841362 | Water control valve A water control valve, which has one valve cartridge to control the temperature and flow rate of hot water, cold water or a mix of hot and cold water only through rotating motions, is disclosed. The valve cartridge (100) has a first fixed disk (120) to... | 11/30/2010 |
| 7836915 | Staggered cylinders in a valve gate apparatus A valve gate piston assembly, in an injection molding system, is positioned in a staggered arrangement such that one piston assembly overlaps that of another valve gate piston assembly thereby minimizing an overall centerline pitch between said piston assemblies. Su... | 11/23/2010 |
| 7287541 | Method, apparatus and system for controlling fluid flow A system, apparatus and method of controlling the flow of a fluid are provided. In accordance with one embodiment of the present invention, a flow control device includes a valve having a flow path defined therethrough and a valve seat in communication with the flow... | 10/30/2007 |
| 7273071 | Diverter valve for capacity control of a refrigerant absorption cycle driving heat source A control for controlling the amount of heated fluid entering the inlet of the driving heat source for a refrigerant absorption cycle is controlled to vary the relative amount of heated fluid entering the driving heat source inlet, and being dumped to atmosphere. Pr... | 09/25/2007 |
| 7207073 | Vacuum assisted toilet A toilet is provided with a vacuum to assist in the flushing process. The vacuum is provided downstream between the toilet bowl and a waste outlet to draw the waste contents of the toilet bowl and out of the toilet bowl to the waste outlet under pressure. A controll... | 04/24/2007 |
| 7089960 | Ball valve The present invention is a ball valve which may be attached to a fluid pipe for connection/disconnection between an entrance and an exit. More particularly, the present invention is a ball valve having a discharge orifice communicating with ambient air in addition t... | 08/15/2006 |
| 7004045 | High thrust valve operator A high thrust operator for gate valves employs an inverted satellite roller screw assembly driven by an internally threaded cylinder carried within a bearing case. The cylinder is sized to provide a relief plenum within the case into which the roller screw assembly ... | 02/28/2006 |
| 6935375 | Multiway valve for sanitary fixtures A multiway valve, which is more particularly intended for a hand-operated shower, contains several individual valves, whose closure members are fitted to a tiltable element. By tilting the tiltable element, which is supported at one point, some of the plurality of i... | 08/30/2005 |
| 6622743 | Surge 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 oxygen cylinder and a medical pressure regulator. The valve also may be used for other purpo... | 09/23/2003 |
| 6561221 | Control arrangement for a working cylinder In a control arrangement for a working cylinder (1), which may be actuated by a pressure medium, there are provided two separate adjustable regulating valves (4, 5) for both sides of the cylinders, each connected with a pressure medium outlet (t) on one s... | 05/13/2003 |
| 6557586 | Control handle support and valve linkage assembly A control handle support and valve linkage assembly for use in a lift truck or like vehicle is provided. The assembly includes a first stationary bracket and a second bracket that pivots relative to the first bracket. At least one, and preferably an array... | 05/06/2003 |
| 6539970 | Method and apparatus for servicing a pressurized system A method and apparatus for servicing a pressurized system is described. A purge fitting can be used to vent the pressurized system. Venting can release a gas, such as air, from the system. The pressurized system can be a climate control system (e.g., an a... | 04/01/2003 |
| 6216737 | Flanged three-way universal butterfly valve A valve housing has three ports with butterfly valves mounted in two of the ports with stems coupled to the valve disks and extending through opposite sides of the housing. A linkage couples the valve stems together at one side of the housing, while an ac... | 04/17/2001 |
| 6202687 | Matrix multiple valve system The system opens and closes an n×m array of liquid pathways using n+m valves. The pathways (2) run from top to bottom of a body (1). Control bars (4), also with liquid pathways (2), are inserted in channels (3). These are movable by a power source. The l... | 03/20/2001 |
| 6116264 | Dual damper diverter A valving system for diverting fluids from one location to another. The valving system includes a valve housing and two or more dampers. The dampers are rotatably coupled to one or more shafts and are designed to move in a synchronized manner such that wh... | 09/12/2000 |
| 5992472 | Pneumatic valve device for a thread-feeding machine and a thread-feeding machine A pneumatic valve device for a yarn feeding device includes a housing, at least two valves in flow channels leading to a plurality of consumers, and first and second valve openers. The first valve opener establishes a connection with at least one consumer... | 11/30/1999 |
| 5791981 | Actuator arrangement and system using the arrangement An actuator arrangement is provided in the case of which the actuators are arranged in a premounted manner in a common actuator module unit. The actuator module unit can then, as a whole, be installed in a corresponding system, such as a heating or air-co... | 08/11/1998 |
| 5704398 | Valve 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 |
| 5279549 | Closed ventilation and suction catheter system A closed ventilation and suction catheter system for aspirating or suctioning the bronchial tree or trachea of a patient including a dual lumen catheter, the proximal end of the catheter is connected to a dual valve assembly which is connected to separate... | 01/18/1994 |
| 5224524 | Multi-variable regulator having at least four mechanical ports and system provided with such a regulator Multi-variable regulator having at least four mechanical ports having a linear transfer function between at least two of the ports. The multi-variable regulator has a body which is movable in three dimensions. Joint structure connect the body to the ports... | 07/06/1993 |
| 5138756 | Method of converting backhoe controls A control mechanism for operating a backhoe is disclosed wherein the controls are adaptable to be configured in a selected one of a two lever system, a three lever system, or a four lever system. The control mechanism includes a first pivot axis on which ... | 08/18/1992 |
| 5035262 | Device for mixing liquids An apparatus for mixing liquids in a housing including a plurality of valves which are adjustable by use of drive gears on the outside of the housing. At least one of the drive gears may have some teeth missing so that one valve may be adjusted without ad... | 07/30/1991 |
| 4994635 | Push button automotive vacuum-electric air control devices having improved valving, switching and delatching Several individually operable push buttons are provided to initiate an OFF function, defrost, air conditioning and various air directions and other functions of an automotive heating, ventilating and air conditioning system. Each push button has a carriag... | 02/19/1991 |
| 4925112 | Fuel injection In an injector adapted to deliver a charge of fuel and air directly into the combustion chamber of a two-stroke cycle engine, a pair of solenoid coils are aligned along a common axis between an armature that serves as a fuel metering valve and an armature... | 05/15/1990 |
| 4860779 | Valve control means The valve control means includes valves arranged in a bank for controlling the flow of fluids in a winery, oil refinery or the like. The valves have operating arms located in one x-y plane. In a plane parallel to but spaced from the x-y plane there is pro... | 08/29/1989 |
| 4768396 | Rotary cam assembly A rotary cam assembly includes a support shaft provided on a fixed bracket, a cam follower supported on the bracket so as to be slidably displaceable, a plate cam the outer circumferential portion of which has a cam surface contacted by the cam follower, ... | 09/06/1988 |
| 4765371 | Pressure modulator valve device A pressure modulator valve device having adjacent modulator valves, each including a sleeve, a plunger slidably fitted in the sleeve and a cam, the cams being connected to each other by a connecting member, a single supporting member for operatively suppo... | 08/23/1988 |
| 4760867 | Pressure modulator valve device A pressure modulator valve device having adjacent modulator valves, each including a sleeve, a plunger slidably fitted in the sleeve and a cam, the cams being connected to each other by a connecting member, a single supporting member for operatively suppo... | 08/02/1988 |
| 4716264 | Vacuum switch A vacuum switch for interchangeably connecting a plurality of vacuum lines includes a vacuum housing having a plurality of ports to which the vacuum lines are connectable. The vacuum housing has a plurality of channels molded in one surface of a plate and... | 12/29/1987 |
| 4700885 | Mixing valve for plumbing The improvement of a mixing valve for plumbing in which three ceramic valve discs with appropriate control ducts are positioned parallel to one another in reciprocally watertight manner, in a housing with one hot water and one cold water inlet and one out... | 10/20/1987 |
| 4694861 | Rotary pinch valve A random access rotary pinch valve for controlling fluid flow through a plurality of fluid conduits. The valve is adapted to receive and retain the fluid conduits and includes, for each of the conduits, a toggle mechanism comprising a piston and a toggle.... | 09/22/1987 |
| 4660730 | Apparatus for controlling movement of valve override control handles Apparatus for use in supporting a plurality of override control handles of a control valve assembly, the control handles supported for movement in a first direction between engagement and disengagement with the control valve spools and supported for movem... | 04/28/1987 |
| 4651773 | Throttle valve assembly A throttle valve assembly for displacing the plungers of at least two contiguous throttle valves in correspondence with the degree of throttle opening of an engine includes a first cam rotatably mounted on a stationary bracket fixed to the throttle valve ... | 03/24/1987 |
| 4609013 | Pressure modulator valve device A pressure modulator valve device having adjacent modulator valves, each including a sleeve, a plunger slidably fitted in the sleeve and a cam, the cams being connected to each other by a connecting member, a single supporting member for operatively suppo... | 09/02/1986 |
| 4526204 | Control apparatus for hydraulic valve A two lever, three function control apparatus for hydraulic control valves wherein a first control lever end is connected by a first cable to a first hydraulic valve operator, a link perpendicular to the first cable interconnects the first control lever a... | 07/02/1985 |
| 4518011 | Control valve unit for the cylinder of a fluid actuator A control valve cartridge which may be seated within the end plate of an actuator cylinder has a number of two way, two position solenoid valves placed in series axially and by way of which the space on each side of the piston may be connected by a respec... | 05/21/1985 |
| 4517935 | Device for transmitting movement The device comprises a rocker arm formed with a main bearing surface mounted on a main bearing and further bearing surfaces which co-operate with the upper ends of exhaust and inlet valves and pushrods respectively. Movement of one pushrod to open the inl... | 05/21/1985 |
| 4467834 | Device for controlling the mixture and flow of at least two fluids The supply conduits (1, 2) for two different gases to be mixted are each associated to a pressure regulator (3, 4) and lead into two chambers (5, 6) connected by chokes (7, 8) having a variable section area to a mixing chamber (9). A control member (13) a... | 08/28/1984 |
| 4467833 | Control valve and electrical and hydraulic control system A control valve and a multiple control system therefor for controlling a plurality of remotely positioned hydraulically actuated underwater devices. The control valve includes first and second equal size pilot pistons acted upon by first and second pilot ... | 08/28/1984 |
| 4460017 | Four-way valve A flow diversion valve having first and second tubular spool housings joined at a contiguous edge to form an assembly, each of the housings having a flow passageway intermediate the housing ends, the passageways being opposite each other, and each of the ... | 07/17/1984 |
