Fluid-pressure and analogous brake systems – Multiple fluid-receiving devices – Multiple motors
Patent
1974-08-30
1976-04-20
Blix, Trygve M.
Fluid-pressure and analogous brake systems
Multiple fluid-receiving devices
Multiple motors
1375133, 188 3R, 303 2, 303 10, 303 13, B60T 1300
Patent
active
039514641
ABSTRACT:
A truck-trailer brake system including a standard hydraulic brake system of the truck, an electrically powered hydraulic brake system for a trailer, the components of which are mountable on the trailer, the trailer brake system being powered by the truck electrical system so as to be automatically actuated in coordination with the truck brake system whenever the truck brakes are applied. The trailer brakes may be operated independently of the truck brakes, as may be desired in special circumstances. Also, the hydraulic power components of the trailer system may be utilized for operating hydraulic accessories of the trailer, and the trailer brakes are applied automatically in case the trailer should break away from the truck.
REFERENCES:
patent: 2818138 (1957-12-01), Ostwald et al.
patent: 2985489 (1961-05-01), Stelzer
patent: 3350142 (1967-10-01), Schumann
patent: 3377109 (1968-04-01), Scott
patent: 3507541 (1970-04-01), Ayers, Jr.
patent: 3695731 (1972-10-01), England et al.
patent: 3827758 (1974-08-01), Hansen
patent: 3843206 (1974-10-01), Teagle
Donahue James C.
Ramsey John T.
Blix Trygve M.
Butler Douglas C.
Hamilton John A.
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