Shutter device for camera

Details Shutter device for camera Shutter device for camera

1993-03-01

1994-08-02

Gellner, Michael L.

G03B 940

Patent

active

053350367

ABSTRACT:
A shutter device for a camera includes shutter blades arranged to be movable to a first position in which the shutter closes and to a second position in which the shutter opens, and a switching part arranged to change a clearance provided between the shutter blades along an optical axis from a first state over to a second state in which the clearance is narrower than in the first state.

REFERENCES:
patent: 4099192 (1978-07-01), Aizawa et al.
patent: 4130357 (1978-12-01), Erlichman et al.
patent: 4150890 (1979-04-01), Nakagawa et al.
patent: 4494844 (1985-01-01), Fujino et al.
patent: 4629302 (1986-12-01), Wilcox
patent: 4671637 (1987-06-01), Toyoda

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