Blade drive device and optical apparatus

Details Blade drive device and optical apparatus Blade drive device and optical apparatus

2009-12-14

2011-11-15

Fuller, Rodney (Department: 2862)

Photography

Camera detail

Shutter

C396S498000

Reexamination Certificate

active

08057113

ABSTRACT:
A blade drive device includes a shutter unit. The shutter unit includes: a blade swingably supported; and a plurality of boards defining a blade chamber, each having an opening opened and closed by the blade, and an actuator serving as a drive force of the blade and including a rotor having a rotary shaft. The rotary shaft penetrates to the blade chamber. An elastic member is housed in the blade chamber, and urges the rotary shaft in a thrust direction.

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International Search Report for International Application No. PCT/JP2009/053180 dated Mar. 13, 2009.

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