Electricity: circuit makers and breakers – Special application – Steering wheel – shaft or column mounted
Patent
1984-07-02
1986-02-11
Eisenzopf, Reinhard J.
Electricity: circuit makers and breakers
Special application
Steering wheel, shaft or column mounted
200 6134, H01H 318
Patent
active
045700419
ABSTRACT:
A direction indicator is mounted on a steering column having a steering wheel shaft for use with a turn signal switch for turning on and off direction indication lamps. The direction indicator comprises a switch base mounted on the steering column, an actuator pivotally mounted on the switch base for actuating the switch and having ratchet engaging portions, a click mechanism having first pressing means such as a compression spring for positioning the actuator in one of angularly spaced right, neutral and left positions, at a time, in response to turning movement of the actuator, a cancel member integral with the steering wheel shaft and rotatable therewith in a path, a pair of ratchets supported on the actuator and movable into the path in response to turning movement of the actuator into the right and left positions, each of the ratchets having opposite ends engageable with the ratchet engaging portions, respectively, and second pressing means such as a compression spring acting on each of the ratchets for urging the ratchets toward the steering wheel shaft to press the opposite ends thereof against the ratchet engaging portions, respectively. Each of the ratchets having a central locking prong projecting toward the steering wheel shaft and engageable with the cancel member.
REFERENCES:
patent: 2427595 (1947-09-01), Fuller
patent: 3079476 (1963-02-01), Dyksterhouse
patent: 3238322 (1966-03-01), Hergenhahn et al.
Alps Electric Co. ,Ltd.
Dunne Gerard F.
Eisenzopf Reinhard J.
Ginsburg Morris
Shoup Guy W.
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