Electrical resistors – Mechanically variable – Movable contact electrically adjustable over length of...
Patent
1987-11-03
1989-05-02
Albritton, C. L.
Electrical resistors
Mechanically variable
Movable contact electrically adjustable over length of...
338191, 338198, 338200, H01C 1036
Patent
active
048272418
ABSTRACT:
A composite headlight switch with buzzer circuit for use in a vehicle with, for example, a dome light, the dome light switch being located in line with the remaining switch elements in a front area of the overall switch structure, which front area was previously occupied by a spacer, rather than having the dome light switch located outboard on the exterior side of the overall switch structure as in the prior art. The dome light switch structure comprises front and back elements which include sandwiched between them a centrally located driver having a laterally extending peripheral cam. Two electrical contactors are likewise included sandwiched between the front and back elements with opposed, overlapping legs having opposed electrical dimple contacts at their distal ends between them, the travel of the cam sweeping between the overlapped distal legs of the contactors, causing them to become disengaged and with movement back then allowing them to become re-engaged, breaking and making, respectively, the electrical circuit of the switch. The front element of the switch includes in its central area, a circular, longitudinally extended section and, laterally extending radially out of one side, a supporting stem or shaft, which in combination emulate the structural characteristics of the prior art spacer, the switch serving both the electrical, dome light switching function, as well as the spacer function in the front end of the overall, composite headlight switch structure.
REFERENCES:
patent: 3840383 (1974-10-01), Ja et al.
patent: 4081782 (1978-03-01), Hildreth et al.
patent: 4117444 (1978-09-01), Hildreth et al.
patent: 4682142 (1987-07-01), Lohner et al.
patent: 4692805 (1987-09-01), Lopez et al.
Gray Edward W.
Riser Terry D.
Riser William M.
Albritton C. L.
United Technologies Automotive Inc.
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