Lens barrier driving device, lens barrel, and image pickup...

Details Lens barrier driving device, lens barrel, and image pickup... Lens barrier driving device, lens barrel, and image pickup...

2006-06-30

2009-08-11

Koval, Melissa J (Department: 2862)

Photography

Folding or collapsible camera

Having axially moving lens

C359S819000

Reexamination Certificate

active

07572072

ABSTRACT:
A lens barrier driving device that prevents an increase in the number of parts constituting a lens barrier driving mechanism and avoids light leakage from a penetrating portion. A lens barrier is disposed on an object side of a lens and is openable and closable. A transmission member transmits power to a barrier driving member. The barrier driving member opens and closes the lens barrier. A cam member is able to engage with the transmission member. A first member holds the cam member. A second member is provided with a penetrating portion. The penetrating portion is disposed between the lens barrier and the first member. A rib portion of the transmission member penetrates the penetrating portion. A light shielding portion of the transmission member shields a incident light through the penetrating portion.

REFERENCES:
patent: 6937817 (2005-08-01), Yasuda
patent: 2004/0042089 (2004-03-01), Nomura
patent: 07-005547 (1995-01-01), None
patent: 07-159855 (1995-06-01), None
patent: 10-186453 (1998-07-01), None

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