Stopping device for bellows and close photography ring

Details Stopping device for bellows and close photography ring Stopping device for bellows and close photography ring

1975-10-15

1977-08-16

Griffin, Donald A.

G03B 902

Patent

active

040429431

ABSTRACT:
A stopping device is provided for stopping at an optional predetermined position the stop of a phototaking lens which has been in the fully open position when the lens was mounted. A stop interlocking member engages with a stop lever of the phototaking lens at its fully open stop position and is movable a distance which corresponds to the moving distance of the stop lever from its fully open stop position to its minimum opened stop position. The stopping member in engagement with the stop interlocking member is operable to move the stop interlocking member, and means is provided to stop the stopping member when the stop interlocking member has been moved the desired distance.

REFERENCES:
patent: 2906166 (1959-09-01), Herterich
patent: 2906188 (1959-09-01), Tesch
patent: 3062120 (1962-11-01), Mahn
patent: 3081685 (1963-03-01), Schlapp et al.
patent: 3098421 (1963-07-01), Ohara
patent: 3143945 (1964-08-01), Ludwig et al.
patent: 3291023 (1966-12-01), Starp
patent: 3889283 (1975-06-01), Rossmann

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