Windshield wiper motor

Details Windshield wiper motor Windshield wiper motor

1990-05-15

1991-06-11

Ro, Bentsu

Electricity: motive power systems

Automatic and/or with time-delay means

With nonautomatic control means

318443, 318DIG2, 200 11G, B60S 108, H01H 1920

Patent

active

050235303

ABSTRACT:
A windshield wiper motor is provided with an auto-stopping switch having a first contact plate, a second contact plate, a third contact plate and a contact shoe for contacting with said third contact plate at all times and for contacting selectively with said first or second contact plate by sliding reciprocatively on a straight line in accordance with rotation of the final gear of reduction gear. It is possible to prevent the auto-stopping switch from chattering caused by snow gathered in the vicinity of a stopping position of a wiper blade in snowfall.

REFERENCES:
patent: 3253206 (1966-05-01), Romanowski
patent: 4259624 (1981-03-01), Seibicke
patent: 4350938 (1982-09-01), Ecole
patent: 4455511 (1984-06-01), Stewart, Sr.
patent: 4559484 (1985-12-01), Hirano
patent: 4609794 (1986-09-01), Porter
patent: 4613733 (1986-09-01), Migrin et al.
patent: 4673853 (1987-06-01), Tsunoda et al.
patent: 4700026 (1987-10-01), Kamiyama et al.

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