Wiper device

Details Wiper device Wiper device

1980-07-03

1983-02-15

Weldon, Ulysses

Electricity: motive power systems

Periodic, repetitious or successive operations control of...

318444, 318DIG2, 1525012, H02P 104

Patent

active

043743480

ABSTRACT:
A wiper device for wiping rain on a mirror surface of a rear-view mirror provided on the exterior of an automotive vehicle, includes a driving means of the wiper blade for driving the latter in first and second directions alternatively. The driving device comprises an electric circuit which includes a switching means and a means for detecting both ends of the wiper blade motions in the first and second directions. The switching means is operative to switch direction of an electric power supply to an electric motor when the detecting means detects the end of wiper blade motion.

REFERENCES:
patent: 2913754 (1959-11-01), Vander Zee
patent: 3568024 (1971-03-01), Robbins
patent: 3689817 (1972-09-01), Elliott

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