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Class Information
Number: 137/625.44
Name: Fluid handling > Systems > Multi-way valve unit > Pivoted valve unit
Description: Devices in which the valve disk or plug unit swings around the means by which it is mounted with respect to the valve seats or casing and thereby controls two or more branched flow passages.










Sub-classes under this class:

Class Number Class Name Patents
137/625.45 Gate 24


Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
4683913 Rotary air valve seal arrangement Aug. 4, 1987
4648427 Bistable two position valve Mar. 10, 1987
4627567 Pivotal slide valve Dec. 9, 1986
4621660 Bistable magnetic valve Nov. 11, 1986
4614152 Air induction system for automotive air-conditioner Sep. 30, 1986
4607662 Three-way change-over valve Aug. 26, 1986
4574841 Rocker lever solenoid valve Mar. 11, 1986
4561632 Solenoid valve Dec. 31, 1985
4552181 High speed dump valve for fire fighting apparatus Nov. 12, 1985
4535810 Electrically controlled valves Aug. 20, 1985
4516605 Four-way control valve May. 14, 1985
4506594 Fluid flow control apparatus and method Mar. 26, 1985
4498528 Means for holding a flap which is rotatably mounted in a conduit, and housing containing said means, for a vehicle air conditioning installation Feb. 12, 1985
4465583 Electrophoretic separator Aug. 14, 1984
4450867 Diverter valve and actuator assembly May. 29, 1984
4428188 Bistable fuel valve Jan. 31, 1984
4401301 Sheet feeder controlled by fed sheet Aug. 30, 1983
4354528 Poppet damper with gas flow turning means Oct. 19, 1982
4351361 Valve with spring gate Sep. 28, 1982
4343329 Bistable fuel valve Aug. 10, 1982
4342333 Exhaust gas change-over apparatus Aug. 3, 1982
4333390 Balanced pivoted vane valve Jun. 8, 1982
4312378 Tool diverter Jan. 26, 1982
4291706 Valve for closing a plurality of container outlets simultaneously Sep. 29, 1981
4285497 Electromagnetically actuated valve Aug. 25, 1981
4274442 Mixer valve for sanitary engineering Jun. 23, 1981
4252149 Tool diverter Feb. 24, 1981
4182373 Rotary ball valve Jan. 8, 1980
4171208 Vacuum cleaner including diverter valve Oct. 16, 1979
4149564 Proportioning valve Apr. 17, 1979
4143677 Exhaust system for vehicle Mar. 13, 1979
4142553 Electrothermally operated valve Mar. 6, 1979
4130265 Electrically operated switching valve Dec. 19, 1978
4106524 Low actuation force fluid valve apparatus Aug. 15, 1978
4085952 Flexible stem valve Apr. 25, 1978
4080990 Six-way deviator valve for liquids Mar. 28, 1978
4060223 Device for mixing granular and/or pulverous substances Nov. 29, 1977
4052845 Variable ratio bypass gas turbine engine with flow diverter valve Oct. 11, 1977
4029295 Fluid-flow valves Jun. 14, 1977
3999573 Tap or valve Dec. 28, 1976
3982562 Pressure control apparatus Sep. 28, 1976
3972344 Valve for water sprinklers and the like Aug. 3, 1976

1 2 3










 
 
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