Electrical resistors – Mechanically variable – Movable contact electrically adjustable over length of...
Patent
1977-09-06
1979-01-30
Albritton, C. L.
Electrical resistors
Mechanically variable
Movable contact electrically adjustable over length of...
29620, 338142, 338308, 427102, 427103, H01C 1026
Patent
active
041375181
ABSTRACT:
This invention relates generally to electrical resistors and particularly to a resistor disk and contact assembly wherein by reason of the structure of the disk, the radial resistance of the disk is randomly varied to produce a random-like resistance pattern of a predetermined configuration as the disk is rotated between fixed engaging contacts.
REFERENCES:
patent: 3379567 (1968-04-01), Wright
patent: 3676823 (1972-07-01), Fujii et al.
patent: 3723938 (1973-03-01), Gramm
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