Photography – Camera detail – Shutter
Reexamination Certificate
2011-06-14
2011-06-14
Perkey, W. B. (Department: 2862)
Photography
Camera detail
Shutter
C396S486000
Reexamination Certificate
active
07959365
ABSTRACT:
A blade drive device according to a first embodiment includes: a board including an opening and a slide slot; a blade for adjusting an opening amount of the opening; and a transmitting member for transmitting a drive force from an electromagnetic actuator to the blade through the slide slot. The transmitting member includes: an arm member revolving; and an engagement member sliding in contact with an inner surface of the slide slot in conjunction with a revolving of the arm member, and being brought into pressure contact with the inner surface of the slide slot by an external impact.
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Kratz Quintos & Hanson, LLP
Perkey W. B.
Seiko Precision Inc.
Smith Linda B
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