Truck trailer brake airline lock

Details Truck trailer brake airline lock Truck trailer brake airline lock

1983-09-09

1985-10-01

Chambers, A. Michael

Fluid handling

With lock or seal

Locks against rotary motion

1376371, 137865, 137899, 251248, 188353, 280428, 303 89, F16K 3500, B60T 1100

Patent

active

045439842

ABSTRACT:
Highway trailer for hauling cargo has air actuated brakes. Valve mounted on the trailer connected in the air line maintains brake-on air pressure in the line while trailer is parked. Valve has locking handle to inhibit trailer theft.

REFERENCES:
patent: 600944 (1898-03-01), Burdett
patent: 667553 (1901-02-01), Mumford
patent: 1265450 (1918-05-01), Hicks
patent: 1739496 (1929-12-01), Bartholomew
patent: 1766780 (1930-06-01), Finch
patent: 2006027 (1935-06-01), Moore
patent: 2136410 (1938-11-01), Boldt et al.

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