Motor vehicles – With means for promoting safety of vehicle – its occupant or...
Patent
1984-12-18
1986-12-30
Bertsch, Richard A.
Motor vehicles
With means for promoting safety of vehicle, its occupant or...
188355, 303 3, 303100, B60T 712
Patent
active
046322086
ABSTRACT:
A vehicle braking system for use in a vehicle such as an automobile, and including at least one wheel brake, a brake pedal, and a brake applying device such as a master cylinder or a pneumatic booster which is connected to the brake pedal for applying hydraulic pressure on the wheel brake in response to actuation of the brake pedal. A selector valve is connected to the brake applying device and acts, when actuated, to maintain hydraulic pressure in the wheel brake irrespective to the release of the brake pedal. Further, there are provided at least one sensor such as a sensor sensing the running speed of the vehicle, a sensor sensing the actuation of a gas pedal, a sensor sensing whether a seat belt in the driver's seat is fitted on or not and the like, and a controller connected to the sensor for actuating the selector valve in response to a predetermined operational condition of the vehicle.
REFERENCES:
patent: 2313232 (1943-03-01), Freeman
patent: 3357311 (1967-12-01), Cripe
patent: 3364818 (1968-01-01), Hager et al.
patent: 3528707 (1970-09-01), Casey
patent: 3831698 (1974-08-01), Fontaine
patent: 3843206 (1974-10-01), Teagle
Ando Hiromi
Matsumoto Yukio
Takayama Toshio
Bertsch Richard A.
Tokico Ltd.
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