Automatic braking device for a vehicle

Details Automatic braking device for a vehicle Automatic braking device for a vehicle

1991-11-07

1993-07-13

Oberleitner, Robert J.

Fluid-pressure and analogous brake systems

Speed-controlled

Having a valve system responsive to a wheel lock signal

3031135, 3031152, 3031192, B60T 834

Patent

active

052267016

ABSTRACT:
An automatic braking device for a vehicle equipped with at least one fluid circuit connecting a master cylinder (10) to a consumer circuit including at least one brake motor and possessing, furthermore, a pump (30) capable of delivering to the consumer circuit, via a non-return valve (31), fluid under high pressure taken from the master cylinder (10) comprises, in combination, a proportional solenoid valve connected to the consumer circuit and having a regulating outlet (20), during operation in the solenoid valve regulating the pressure of the fluid in the consumer circuit in relation to that of the fluid in the feed circuit of the pump, and a regulating slide (16) arranged between the master cylinder and the feed circuit of the pump in order to regulate the pressure of the fluid in the latter circuit and determine a reference pressure for the solenoid valve.

REFERENCES:
patent: 4878715 (1989-11-01), Toda
patent: 4915459 (1990-04-01), Hashida et al.
patent: 4944565 (1991-07-01), Gilbert
patent: 4976500 (1990-12-01), Cogswell, II et al.
patent: 5018797 (1991-05-01), Takata

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