Brake oil level safety device for motor

Details Brake oil level safety device for motor Brake oil level safety device for motor

1996-08-07

1998-07-28

Dickson, Paul N.

Motor vehicles

With means for promoting safety of vehicle, its occupant or...

73304R, 340620, 3404501, 188 111E, G01F 2300

Patent

active

057851425

ABSTRACT:
A brake oil level safety device having a control circuit connected in series between the ignition system of a motor vehicle and the battery power supply thereof, the control circuit having a grounding conductor and two oil level detecting conductors mounted in the brake oil cup of the oil brake system of the motor vehicle to detect the level of brake oil in the brake oil cup, the control circuit being induced to turn on a yellow indicator light when the level of brake oil in the brake oil cup drops below the upper oil level detecting conductor above the lower oil level detecting conductor, or to turn on a red indictor light and cut off power supply from the ignition system when the level of brake oil in the brake oil cup drops below the upper oil level detecting conductor and the lower oil level detecting conductor.

REFERENCES:
patent: 3894240 (1975-07-01), Rose
patent: 4244385 (1981-01-01), Hotine
patent: 4371790 (1983-02-01), Manning et al.
patent: 4600844 (1986-07-01), Atkins
patent: 4952914 (1990-08-01), Mueller

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