Circuit for driving motor coils in stepping motors

Details Circuit for driving motor coils in stepping motors Circuit for driving motor coils in stepping motors

2005-07-05

2005-07-05

Martin, David (Department: 2841)

Horology: time measuring systems or devices

Electrical time base

Solid state oscillating circuit type

C368S162000, C368S163000, C368S168000, C318S111000, C318S685000, C318S696000

Reexamination Certificate

active

06914855

ABSTRACT:
A circuit for selectively driving n motor coils associated with a plurality of stepping motors, wherein only (n+1) motor coil drivers are needed. A timepiece that utilizes such a circuit is also provided.

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patent: 6344719 (2002-02-01), Shibazaki et al.
patent: 2058414 (1981-04-01), None
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patent: 57040672 (1982-03-01), None
patent: 58108484 (1983-06-01), None

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