Retracting and raising type mirror drive device in single-lens r

Details Retracting and raising type mirror drive device in single-lens r Retracting and raising type mirror drive device in single-lens r

1978-05-31

1980-02-26

Gonzales, John

G03B 1912

Patent

active

041903390

ABSTRACT:
A device for simultaneously raising and retracting a mirror in a single-lens reflex camera is achieved by providing on each side of the mirror two coupling shafts pivotally secured at spaced positions to the side of the mirror and pivotally supported at their other ends on spaced apart pivot shafts.

REFERENCES:
patent: 3391626 (1968-07-01), Ettischer et al.
patent: 3468232 (1969-09-01), Knapp
patent: 3568585 (1971-03-01), Ishizaka
patent: 3601027 (1971-08-01), Ono
patent: 4068246 (1978-01-01), Arai

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