Apparatus and a method for controlling wiper

Details Apparatus and a method for controlling wiper Apparatus and a method for controlling wiper

1985-12-30

1987-12-01

Chin, Gary

Boots, shoes, and leggings

318444, 318483, 318DIG2, 15250C, H02P 104

Patent

active

047108789

ABSTRACT:
The present invention relates to an apparatus and a method for controlling a wiper which detects the amount of rain positioned on a rain sensor regardless of the wiping speed of wipers and which smoothly moves the wipers at different wiping speeds in accordance with the detected amount of rain. The apparatus for controlling the wiper includes the rain sensor, a first comparator, an actuator, a second comparator, a timer, a memory and a changing device. The rain sensor is located on an exterior surface of a front windshield of a vehicle and detects the amount of rain which is positioned on the rain sensor. The wiper wipes off an exterior surface of the front windshield and moves from and returns to an initial position.

REFERENCES:
patent: 4010383 (1977-03-01), Grassmann
patent: 4037146 (1977-07-01), Kondo
patent: 4107588 (1978-08-01), Seiler
patent: 4317073 (1982-02-01), Balszkowski
patent: 4463294 (1984-07-01), Gibson
patent: 4499410 (1985-02-01), Iacoponi et al.
patent: 4527105 (1985-07-01), Shiraishi
patent: 4542325 (1985-09-01), Kobayashi et al.

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