Blade type focal plane shutter

Details Blade type focal plane shutter Blade type focal plane shutter

1978-05-16

1980-10-14

Hayes, Monroe H.

G03B 940

Patent

active

042277930

ABSTRACT:
A blade type focal plane shutter comprising a plurality of auxiliary shutter blades rotatably supported on a common shaft and movable between an unfolded position and a folded position, a main shutter blade for forming an exposure slit and a blade supporting arm serving also as a covering member so that the entire shutter may be made small and may be manufactured at a low cost.

REFERENCES:
patent: 3903539 (1975-09-01), Kitai et al.
patent: 4005462 (1977-01-01), Papke

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