Trailer air distribution valve

Details Trailer air distribution valve Trailer air distribution valve

1975-05-07

1977-01-11

Blix, Trygve M.

Fluid-pressure and analogous brake systems

Automatic

Supplementary control pipe

137102, 303 30, 303 71, B60T 1548, B60T 1704

Patent

active

040023745

ABSTRACT:
A trailer air distribution valve has a housing, a chamber in the housing and an air inlet port, an exhaust port, at least one service tank port, an emergency tank port and at least one brake chamber port, all in communication with the chamber. A shuttle is movable within the chamber to control communication between the ports and includes a pair of spring biased valves functioning as check valves to control communication between the inlet port and service tank port and the emergency tank port.

REFERENCES:
patent: 3097021 (1963-07-01), Dobrikin
patent: 3304131 (1967-02-01), Bueler
patent: 3411836 (1968-11-01), Dobrikin et al.
patent: 3456991 (1969-07-01), Valentine et al.
patent: 3549208 (1970-12-01), Cruse
patent: 3820854 (1974-06-01), Stearns
patent: 3862782 (1975-01-01), Horowitz et al.
patent: 3869177 (1975-03-01), Urban et al.

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