Switching mechanism for an electronic timepiece

Details Switching mechanism for an electronic timepiece Switching mechanism for an electronic timepiece

1975-12-22

1977-12-13

Schaefer, Robert K.

58 88B, G04C 300

Patent

active

040621790

ABSTRACT:
A switching mechanism for an electronic timepiece including a winding shaft having a square portion, a cam member mounted on the square portion, and a spring having a slit. The cam member is disposed extending into the slip whereby movement of said winding shaft is restricted in the axial direction. The cam includes peripheral projections which extend into the slit to define angular positions at which the spring maintains the cam fixed.

REFERENCES:
patent: 2532943 (1950-12-01), Riemer
patent: 3874162 (1975-04-01), Boxberger et al.
patent: 3877217 (1975-04-01), Hohstrate
patent: 3934401 (1976-01-01), Wood
patent: 3952176 (1976-04-01), Holder et al.
patent: 3978296 (1976-08-01), Morita et al.

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