Electrical resistors – Mechanically variable – Movable contact electrically adjustable over length of...
Patent
1993-02-02
1994-03-08
Lateef, Marvin M.
Electrical resistors
Mechanically variable
Movable contact electrically adjustable over length of...
338163, H01C 1032
Patent
active
052935256
ABSTRACT:
A variable electronic component has a substrate and a rotor rotatably supported on the substrate for parameter adjustment of the electronic component. The rotor has an opening and a plurality of engaging slots extending from the opening for engagement with a turning tool. Each of the engaging slots is flanked by a pair of tool guides which are inclined downwardly toward the engaging slot.
REFERENCES:
patent: 3581265 (1971-05-01), Falco
patent: 4712084 (1987-12-01), Okazaki et al.
patent: 4785278 (1988-11-01), Nishzawa et al.
patent: 4977387 (1990-12-01), Molia
patent: 4998088 (1991-03-01), Masuda
Eilberg William H.
Lateef Marvin M.
Rohm & Co., Ltd.
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