Hydraulic brake system for gooseneck trailers

Details Hydraulic brake system for gooseneck trailers Hydraulic brake system for gooseneck trailers

1976-09-30

1978-04-04

Halvosa, George E. A.

Brakes

Operators

Automatic

280423R, 280446R, B60T 720

Patent

active

040821684

ABSTRACT:
In an apparatus for applying hydraulic trailer brakes a sleeve member secured to a trailer towed by a towing vehicle is pivotally supported at the top of an upstanding post member that is secured to the towing vehicle. An arm extends rearwardly from the sleeve member and a hydraulic master cylinder apparatus is mounted within the arm for actuation upon pivotal movement of the arm with respect to the upstanding post member. Springs and shock absorbers are mounted between the arm and the upstanding post member for regulating pivotal movement therebetween.

REFERENCES:
patent: 2425521 (1947-08-01), Ellberg
patent: 2936048 (1960-05-01), Love
patent: 2956648 (1960-10-01), McDaniel, Sr.
patent: 2960194 (1960-11-01), Stromberg
patent: 3065830 (1962-11-01), Krotz
patent: 3077248 (1963-02-01), Wayt
patent: 3141529 (1964-07-01), Hart
patent: 3433503 (1969-03-01), Davis
patent: 3505815 (1970-04-01), Wherry
patent: 3527324 (1970-09-01), Butler et al.
patent: 3682278 (1972-08-01), Wherry et al.
patent: 3881577 (1975-05-01), Wherry et al.
patent: 3893713 (1975-07-01), Ivy
patent: 3948566 (1976-04-01), Salam

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