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. 29, 2004
Filed:
Jul. 05, 2002
Hiroshi Nomura, Saitama, JP;
Kazuyoshi Azegami, Tokyo, JP;
PENTAX Corporation, Tokyo, JP;
Abstract
A lens barrel includes a first ring member having a ring frame portion and at least one leg portion which extends from the ring frame portion in an optical axis direction; and a second ring member, which is relatively movable in the optical axis direction with respect to the first ring member, the second ring member having at least one slot which extends in the optical axis direction, the leg portion being inserted into the slot so that the leg portion can move in the optical axis direction along the slot. The second ring member is coupled to the first ring member so that the second ring member is positioned substantially within a radial thickness of the leg portion.