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Class Information
Number: 137/599.02
Name: Fluid handling > Systems > Dividing into parallel flow paths with recombining > With fluid coupling (e.g., railway car hose coupling, truck-trailer oil system coupling, etc.)
Description: Subject matter comprising a self-sealing device or a separable flow joint wherein steam or air intervenes between moving members to transmit pressure and torque or a joint for a conduit adapted to carry steam or air under pressure such that the escape of steam or air from the conduit is prevented when the joint is made or broken.

Patents under this class:

Patent Number Title Of Patent Date Issued
6499717 System and method of use for a refrigerant quick-connect coupling Dec. 31, 2002
6340018 Control valve for a fuel injection valve Jan. 22, 2002
6000421 Valve device for a heat exchanger located in a bypass in a cooling circuit, especially of an internal combustion engine Dec. 14, 1999
5971003 Apparatus to service gas meters Oct. 26, 1999
5636654 Fuel equalization line for vehicles and method of using same Jun. 10, 1997
5485867 Choke valve Jan. 23, 1996
5183076 Unidirectional flow limiter Feb. 2, 1993
4779650 Telescoping drain assembly for recreational vehicles Oct. 25, 1988
4335688 Coupling adapter for fluid cooling and filtering Jun. 22, 1982
4328822 Breakaway coupling assembly May. 11, 1982
4294283 Wedge sealed damper Oct. 13, 1981

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