Operational control having a spring wiper contact

Details Operational control having a spring wiper contact Operational control having a spring wiper contact

2005-03-08

2005-03-08

Friedhofer, Michael A. (Department: 2832)

Electricity: circuit makers and breakers

Multiple circuit control

Pivoted contact

C200S571000

Reexamination Certificate

active

06864442

ABSTRACT:
An operational control is provided for setting an actuating variable, more particularly a set point for a motor vehicle air conditioner, having a rotary knob, having at least two contact tracks and one elastic wiper contact element that is in contact by means of at least one wiper contact with a contact track, wherein the contact tracks are joined to the rotary knob so as to be nonrotatable with respect thereto and in that the wiper contact elements are provided with an additional elastic wiper contact facing the printed circuit board.

REFERENCES:
patent: 3356817 (1967-12-01), William et al.
patent: 3588392 (1971-06-01), Cartwright
patent: 4275279 (1981-06-01), Wagatsuma et al.
patent: 5422448 (1995-06-01), Nakano et al.
patent: 5705778 (1998-01-01), Matsui et al.
patent: 5736696 (1998-04-01), Del Rosso
patent: 6423915 (2002-07-01), Winter
patent: 43 19 543 (1994-12-01), None
patent: 101 11 400 (2002-09-01), None
patent: 0 414 941 (1991-03-01), None

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