Select dial having a click-stop mechanism for a camera

Details Select dial having a click-stop mechanism for a camera Select dial having a click-stop mechanism for a camera

1999-04-20

2000-05-30

Adams, Russell

Photography

Having operator controlled data entry into camera

Manual manipulators on camera body unit

396297, G03B 1700

Patent

active

060700203

ABSTRACT:
Disclosed is a select dial of a camera which includes a rotatable member and a click-stop mechanism for making the rotatable member stop with a click at any one of a plurality of click-stop positions of the rotatable member when the rotatable member is rotated. The click-stop mechanism includes: a positioning member having a plurality of holes which determine the plurality of click-stop positions; and a plurality of balls each being pressed against the positioning member to be engageable with any one of the plurality of holes. The plurality of holes and the plurality of balls are arranged so that one of the plurality of balls is disengaged from any of the plurality of holes when another ball of the plurality of balls is engaged with any one of the plurality of holes.

REFERENCES:
patent: 4165164 (1979-08-01), Akasaka
patent: 4173404 (1979-11-01), Akasaka
patent: 4307953 (1981-12-01), Yamamoto et al.
patent: 4405222 (1983-09-01), Yamamoto et al.
patent: 4408499 (1983-10-01), Haneishi
patent: 5752117 (1998-05-01), Hori

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