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:
Dec. 17, 2013
Filed:
Jul. 23, 2010
Koichiro Hirabayashi, Osaka, JP;
Kazuo Shibukawa, Osaka, JP;
Fumio Shinano, Osaka, JP;
Shinichi Iwasaki, Osaka, JP;
Masahiro Nakano, Yamagata, JP;
Akio Konishi, Hyogo, JP;
Takumi Kuwahara, Nara, JP;
Koichiro Hirabayashi, Osaka, JP;
Kazuo Shibukawa, Osaka, JP;
Fumio Shinano, Osaka, JP;
Shinichi Iwasaki, Osaka, JP;
Masahiro Nakano, Yamagata, JP;
Akio Konishi, Hyogo, JP;
Takumi Kuwahara, Nara, JP;
Panasonic Corporation, Osaka, JP;
Abstract
A lens barrelaccording to the present invention includes: a lens groupwhich moves along an optical axis direction; and a lens holding frameholding a lens group. A guide holeis provided in the lens holding frame, the guide holebeing penetrated by a main shafthaving a circular cross section. A cross section of the guide holetaken orthogonal to a longitudinal direction of the main shaftincludes at least two linear portions, and the main shaftis in contact with the two linear portions