Capacitive proximity switch circuit

Details Capacitive proximity switch circuit Capacitive proximity switch circuit

1997-05-20

1999-03-09

Elms, Richard T.

Electrical transmission or interconnection systems

Capacitor

327517, H02M 306

Patent

active

058805389

ABSTRACT:
A capacitive proximity switch which may be used as an actuating device for a variety of control applications, such as windshield wipers and door locks. According to the invention, the actuating element a contact or proximity switch to be actuated in a nonmechanical manner, and a sensor provided on an object being made as part of a capacitive proximity switch, specifically as an operating electrode of the capacitive proximity switch.

REFERENCES:
patent: 5394292 (1995-02-01), Hayashida
patent: 5463333 (1995-10-01), Calder et al.
Smart Card -Abschied vom Autoschlussel, Ulrich Schrey et al., Siemens Leitschrift Jan./Feb. 1996, pp. 32-35.

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