Blade drive device and optical apparatus

Photography – Camera detail – Shutter

Reexamination Certificate

Rate now

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Details

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.

REFERENCES:
patent: 4590818 (1986-05-01), Teraoka
patent: 4782353 (1988-11-01), Ogihara et al.
patent: 5327193 (1994-07-01), Date et al.
patent: 5384506 (1995-01-01), Aoshima
patent: 5926663 (1999-07-01), Suzuki
patent: 6714733 (2004-03-01), Kobayashi
patent: 7677740 (2010-03-01), Takeuchi et al.
patent: 2002/0141748 (2002-10-01), Shirie
patent: 2006/0071111 (2006-04-01), Tanaka et al.
patent: 2008/0120809 (2008-05-01), Nakasone
patent: 59-160321 (1984-10-01), None
patent: 6-153444 (1994-05-01), None
patent: 6-186611 (1994-07-01), None
patent: 7-199273 (1995-08-01), None
patent: 8-289529 (1996-11-01), None
patent: 10-61728 (1998-03-01), None
patent: 11-130292 (1999-05-01), None
patent: 2007-72356 (2007-03-01), None
patent: 2007-247882 (2007-09-01), None
International Search Report for International Application No. PCT/JP2009/053180 dated Mar. 13, 2009.

LandOfFree

Say what you really think

Search LandOfFree.com for the USA inventors and patents. Rate them and share your experience with other people.

Rating

Blade drive device and optical apparatus does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Blade drive device and optical apparatus, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Blade drive device and optical apparatus will most certainly appreciate the feedback.

Rate now

     

Profile ID: LFUS-PAI-O-4306249

  Search
All data on this website is collected from public sources. Our data reflects the most accurate information available at the time of publication.