Matches 101 - 150 out of 299 < 1 2 3 4 5 6 >
Match Document Document Title
4664150 Changeover valve for controlling the throughflow of a pressure medium  
The valve seats and the valve stem of the changeover valve have different diameters from one another so that the pressure medium applied a drive force to actuate the valve. The control system is a...
4662398 Control valve for a steam box  
A control valve (22) is disclosed for controlled both the flow of steam (S) from a steam header (18) and air (A) into a steam box (12) of a web drying machine. The control valve (22) includes a...
4655249 Electromagnetic valve  
An electromagnetic valve uses a solenoid coil to produce a magnetic attraction of a cylindrical shell core against the action of a spring. A valve seat is constituted by a plate of a hard material...
4653687 Mixing valve  
To provide a thermal cooling system in applications having a pumped fluid cooling loop with stringent reliability requirements, a mixing valve has a housing defining a valve chamber provided with a...
4644969 Water control valve with pneumatic actuator  
A pneumatically-operated water control valve includes an air actuator, a valve control portion, and an intermediate cylinder block mounted between the air actuator and the valve control portion....
4635681 Altering flow of gaseous substances  
A system is described enabling the flow of gaseous substances to be altered or switched from one line to another as desired without need for lubricants or having parts in continuous frictional...
4627466 Valve and actuator  
A valve made from substantially all plastic parts that has integrally molded valve seats. A unique valve disk comprises two identical, mirror-image, molded plastic parts. The parts are of...
4596273 Double-seat electromagnetic valve  
A double-seat electromagnetic valve in which the valve body is adapted to selectively assume a first seated position wherein the pressure medium-feeding port is closed and the load-connecting port...
4586538 Spindle valve for a tube system for liquids  
A spindle valve for a pipe system for liquids, which valve comprises a frame (1) provided with an inlet connection (2) and at least one outlet connection (3,4) and a valve housing (5) separating...
4582088 Three port solenoid valve  
A valve (10) comprising a housing (14, 16, 18) defining a plurality of ports (62, 70, 72) two of such ports terminating in opposingly spaced, axially aligned valve seats (54, 94). The valve...
4565217 Three-way poppet valve, method and apparatus  
A three-way poppet valve for directing the flow of a fluid that will permit precise, constant thickness patterns of fluid coating upon a moving surface and cause a minimum of after-drool when the...
4561468 Valve for use in jet engine systems and the like  
A valve is formed with a valve chamber and with an entrance port, a first exit port and a relief exit port each of which communicates with the chamber. A valve member is movably mounted within the...
4556077 Switching valve for a fuel supply system  
A valve mechanism for a dual tank fuel supply system includes a housing (304) communicated to the return circuit (118, 218) and supply circuit (116, 216). The valve mechanism is responsive to...
4535813 Solar energy operated irrigation surge valve  
A valve body is provided having axially spaced annular valve seats defining fluid outlets for the body. The body includes an inlet opening into the interior thereof between the seats and a disc...
4522221 Timed flow control valve assembly  
A flow control valve assembly is provided for timing and regulating fluid flow from a valve inlet to primary and secondary fluid flow outlets. The valve assembly comprises a regulator valve which,...
4520369 Air piloted valve for controlling start/stop of an ink jet drop generator  
An air piloted hydraulic valve positioned between a source of ink jet fluid and a reservoir containing a plurality of orifices through which streams of continuously flowing droplets are emitted for...
4516596 System for cleaning a three-way valve  
A system having first, second and third pipes connected respectively to first, second and third ports of a three-way valve. A by-pass pipe is connected at its one end to one of the second and third...
4501289 Fluid proportioning diverter valve  
A fluid proportioning diverter valve capable or selective flow control between 3 fluid ports incorporated inside an elongated valve housing is provided with a central differential diameter bore...
4501299 Plunger-type valve  
A three-way valve assembly having a reciprocable valve plunger movably controlled by a solenoid. The valve housing has an elastomeric orifice member seated thereon, which orifice member controls...
4497336 Valve assembly  
A valve assembly is disclosed which comprises a housing having at least two fluid ports which are adapted for connection to a fluid system. A piston is slidably mounted in the housing and movable...
4494572 Four-way poppet valve assembly  
A four-way poppet valve having a housing provided with a pair of parallel bores, and a pair of valve stems slidably supported within the bores, each valve stem having one or more elastomeric...
4494573 Electrovalve  
An electrovalve includes two interlockable parts, one rigidly connected to a core, and the other carrying a single valve member. Two identical superimposable parts receive the two interlockable...
4460015 Three-way control valve  
An electrically operating three-way control valve adapted to fit with a bore of a cooperating apparatus. The three-way control valve including a low pressure seat and a high pressure seat. The...
4457340 Power-assisted valve, particularly for systems handling viscous materials  
A power-assisted valve is provided which is particularly effective for systems handling viscous materials, such as certain metering systems. The check valve operates effectively even with...
4454892 Atomizing oil valve improvement  
A 3-position valve simultaneously supplies oil to a burner and supplies steam/air as an atomizing medium for the oil. The vapor valve element and oil valve element are positioned relative to their...
4402338 Stem for a double seat valve  
A two-way tappet valve assembly including a housing having an axial bore and a pair of opposed annular valve seats. A movable carrier including a pair of identical push rods each having a forked...
4377146 Vaporized fuel controller for a carburetor  
A vaporized fuel controller for a carburetor which utilizes the negative pressure in the intake manifold and electromagnet to actuate a changeover valve so as to connect the gas chamber of the...
4366944 Magnetically actuated pilot valve  
A magnetically actuated pilot valve for fluid control systems which can direct a fluid pressure for operating a device or it can connect said device to drain. The magnetically actuated pilot valve...
4354525 Electromagnetic valve  
An electromagnetic valve assembly including a housing, a movable core axially, movably disposed in the housing, an electromagnetic coil positioned adjacent the movable core actuatable to move the...
4352367 Electro-hydraulic control structure  
A motor-nozzle coupling member for coupling a motor to a nozzle in an electro-hydraulic control structure wherein a linear electric motor having an armature is located at a fixed distance relative...
4320781 Three-way electrically-actuated hydraulic distributor  
A first member of a magnetic housing has a core with a central passage and contains an electrical coil, and a second member of the housing has a ball cavity which receives and guides a magnetic...
4319607 Valve assembly and valve sealing element  
The improved valve assembly comprises, in combination, a housing having an elongated central passageway and a plurality of spaced ports in the sidewall thereof along the length thereof in...
4317469 Momentary contact diverter valve  
A simple momentary contact diverter valve is operated directly by axially disposed solenoid operators at each end of an elongated valve housing having a bore passing therethrough to receive a...
4306589 Low power solenoid-operated air valve with magnetic latching  
An electromagnetically controlled pneumatic valve includes a chamber having a first nozzle of magnetic material in opposed relation to a second nonmagnetic nozzle. A cylindrical, permanent magnet,...
4302936 Automotive exhaust emission system  
An internal combustion engine having an exhaust system is shown provided with an air pump which is effective for supplying air to the exhaust system to oxidize unburned hydrocarbons within the...
4299252 Permanent magnet boosted electromagnetic actuator  
An armature of magnetizable material is mounted within a magnetic housing by means of a pair of Belleville springs so that the armature is movable along the central axis thereof between opposed...
4287915 Control valve for pneumatic conduits  
A control valve for controlling a routing of a pressure medium in pneumatic conduits, especially those in motor vehicles, wherein the control valve includes a housing provided with a cylindrical...
4270504 Fuel bowl vent  
A fuel metering device, such as a carburetor for a combustion engine, has a fuel bowl or fuel reservoir with a fuel vapor venting apparatus for, at times, venting such fuel vapors from the interior...
4263941 Sequential inhibitor (NOT) fluid logic device  
A sequential inhibitor (NOT) fluid logic device has a control input (a), a supply input (b), and an output (c). The output signal is terminated through output (c) from supply input (b) only when a...
4262698 Valve  
An improvement is provided in a valve having a valve housing defining first and second valve openings and a valve sealing element in the housing. The improvement comprises a three-piece valve...
4262697 Air valve and pressure responsive actuator  
A valve body has a chamber in which a ball is located, the chamber portion occupied by the ball being exposed to a working port that is to be switched between a high pressure inlet port and an...
4253493 Actuators  
A bistable actuator comprising a magnetic member moveably mounted, in a housing of magnetic material, for movement between two positions. In each position such member is positively located adjacent...
4250920 Valve for water treatment equipment  
A valve for water treatment equipment and characterized by an elongated chamber divided into sections interconnected by passages surrounded by longitudinally aligned valve seats. A valve stem...
4242116 Magnetic valve, especially three-way valve as a switching device for multi-temperature cooling apparatus with only one refrigeration machine  
A three-way magnetic valve as a switching device for refrigerators with two different temperature compartments operated with only one refrigeration machine, has an axial bore hole in a tubular...
4237931 Three-way valve  
A three-way control valve is described comprising a body member formed with a central axial bore receiving a valve assembly axially displaceable within the bore and including a first valve member...
4230156 Solenoid-actuated valve  
A three-way normally closed or open solenoid-actuated valve having the solenoid coil wound on a spool and therewith inserted uncoated through a side into a solenoid housing and in place...
4224962 Change valve  
A change valve for sanitary engineering to select either a bath tub or shower head for discharge of water includes a telescoping connection between a valve actuating device and a valve element to...
4215714 Valve and method of making  
A refrigeration valve body is formed by brazing front and back segments having front and back ports respectively, the back segment also having a distribution port and a charging port for the...
4210178 Perpetual by-pass flushing device  
A flushing device for placement in a slow infusion line of liquid to a human or animal body through a catheter, cannula or similar item that provides a flushing or cleaning by-pass route merely by,...
4208361 Automobile with altitude compensated fuel feed means  
An automobile is provided with an altitude compensated fuel feed means which comprises a fuel feed circuit with an air bleed orifice, an independent additional air supply passage leading to the...
Matches 101 - 150 out of 299 < 1 2 3 4 5 6 >