Photography – Camera detail – Lens cover
Reexamination Certificate
2006-01-24
2006-01-24
Perkey, W. B. (Department: 2851)
Photography
Camera detail
Lens cover
Reexamination Certificate
active
06988837
ABSTRACT:
A camera capable of stabilizing the open state and closed state of barrier blades is disclosed. The camera comprises a lens barrel which holds a lens; and a barrier unit placed closer to the end of the lens barrel than a flange which is formed on the lens barrel and extends in the direction orthogonal to the optical axis, wherein the barrier unit has: a barrier member which opens/closes the front of the lens through a rotation operation; a barrier driving mechanism which drives the barrier member according to the operation of the lens barrel; and a partition plate which separates the barrier member from the barrier driving mechanism in the direction of the optical axis, and a shaft which supports the barrier member in a rotatable manner is formed on the flange.
REFERENCES:
patent: 5159372 (1992-10-01), Nomura et al.
patent: 5486889 (1996-01-01), Shintani
patent: 5862426 (1999-01-01), Ichino et al.
patent: 6733191 (2004-05-01), Oh et al.
patent: 0 788 020 (1997-08-01), None
patent: H8(1996)-234292 (1996-09-01), None
patent: H9(1997)-211536 (1997-08-01), None
patent: H10(1998)-186453 (1998-07-01), None
Canon Kabushiki Kaisha
Cowan Liebowitz & Latman P.C.
Perkey W. B.
LandOfFree
Camera 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 Camera and optical apparatus, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Camera and optical apparatus will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-3598910