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:
May. 10, 2005
Filed:
Sep. 24, 2001
Hiroshi Nomura, Saitama, JP;
Takamitsu Sasaki, Saitama, JP;
Kazunori Ishizuka, Kanagawa, JP;
Maiko Takashima, Tokyo, JP;
Hiroshi Nomura, Saitama, JP;
Takamitsu Sasaki, Saitama, JP;
Kazunori Ishizuka, Kanagawa, JP;
Maiko Takashima, Tokyo, JP;
PENTAX Corporation, Tokyo, JP;
Abstract
A lens barrel includes a lens frame for supporting a photographing lens group, the lens frame including a guide bore which extends in a direction parallel to the optical axis; a support barrel, wherein the lens frame can be inserted into and removed from a front opening of the support barrel; a rod receiving portion formed inside the support barrel; a bracket detachably attached to a front end of the support barrel; and a guide rod provided on the bracket for guiding the lens frame to move relative to the support barrel in the optical axis direction, the guide rod engaging with the rod receiving portion when the bracket is attached to the support barrel. The lens group frame can be taken out of the support barrel through the front opening when the bracket having the guide rods is removed from the support barrel.