1991-03-11
1992-10-27
Adams, Russell E.
354249, G03B 1912
Patent
active
051593718
ABSTRACT:
A shutter for a camera includes a lever pivotable for operating a shutter, a shutter base plate formed from a synthetic resin, a shaft for pivotally supporting the lever, the shaft and the shutter base plate being formed from a synthetic resin as one unit, and a thick portion formed on the surface of the shutter base plate on which the shaft is formed. The thick portion is formed in the area of the shutter base plate surrounding a congituous shaft so that the shaft surrounding area is made thicker than the area surrounding an aperture of the shutter base plate.
REFERENCES:
patent: 4814807 (1989-03-01), Nakagawa et al.
Adams Russell E.
Canon Kabushiki Kaisha
Gray David M.
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