Shutter blade control device for automatic focusing camera

Details Shutter blade control device for automatic focusing camera Shutter blade control device for automatic focusing camera

1978-11-17

1980-08-12

Gellner, Michael L.

G03B 300

Patent

active

042170494

ABSTRACT:
In an automatic focusing camera, a shutter blade control device comprises a first movable actuating member for controlling a focusing member, a second movable actuating member for controlling a shutter blade control member and a delay device mounted on one of the two actuating members and engaged with the other actuating member to regulate the movement of the two actuating members with respect to each other. In operation, one actuating member is held stationary and the movement of the other is under the action of the delay device. Thereafter, the other actuating member is stationary and the one actuating member moves under the action of the delay device.

REFERENCES:
patent: 3714871 (1973-02-01), Bresson

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