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:
Sep. 13, 2011
Filed:
May. 10, 2010
Applicant:
Takashi Terai, Kanagawa, JP;
Inventor:
Takashi Terai, Kanagawa, JP;
Assignee:
Sony Corporation, , JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03B 17/00 (2006.01); G03B 3/00 (2006.01); G03B 13/00 (2006.01); G02B 7/02 (2006.01);
U.S. Cl.
CPC ...
Abstract
An exchangeable lens includes: a cam member; a plurality of lenses; a lens holding frame; a drive motor; a worm screw; a worm wheel; a planetary roller; a first rotating member; a first bearing seat; a second rotating member; and a second bearing seat.