Rotary encoder

Details Rotary encoder Rotary encoder

1983-05-17

1987-03-24

Wolff, John H.

Dynamic magnetic information storage or retrieval

Record transport with head moving during transducing

Tape record

200292, 200303, 360 93, G11B 1502, H01H 900

Patent

active

046529470

ABSTRACT:
A rotary encoder comprises a case containing a rotary brush setting plate and an idler gear which is associated with an inside gear formed on the brush setting plate and a reduction gear contained in the case and connected to a driving shaft penetrating the case. Brushes on the rotary brush setting plate rotatingly slide on the plural pulse producing conductive patterns formed on inside surface of the case, thereby to effect switching in plural modes as the shaft revolves.

REFERENCES:
patent: 3333068 (1967-07-01), Maskens
patent: 4275279 (1981-06-01), Wagatsuma et al.
patent: 4346269 (1982-08-01), Slavin et al.
patent: 4443670 (1984-04-01), Nakamura et al.
patent: 4492994 (1985-01-01), Suda et al.

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