The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 07, 2016
Filed:
Jun. 27, 2012
Applicant:
Hidefumi Ota, Kawasaki, JP;
Inventor:
Hidefumi Ota, Kawasaki, JP;
Assignee:
NIKON CORPORATION, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04N 5/225 (2006.01); G02B 7/02 (2006.01); G03B 17/14 (2006.01); G03B 19/12 (2006.01);
U.S. Cl.
CPC ...
G02B 7/022 (2013.01); G03B 17/14 (2013.01); H04N 5/2254 (2013.01); G03B 19/12 (2013.01);
Abstract
Provided is a lens barrel comprising a lens holding member that holds a lens; a guide axle that extends in a direction parallel to an optical axis of the lens; and an oil-retaining bearing that is fixed to the lens holding member, and into which the guide axle is slidably inserted. In the lens barrel, the guide axle and the oil-retaining bearing may be made of metal, and at least a portion of the lens holding member to which the oil-retaining bearing is fixed may be made of resin.