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. 03, 2011
Filed:
Dec. 23, 2009
Yuya Fujiwara, Kawasaki, JP;
Yuya Fujiwara, Kawasaki, JP;
Canon Kabushiki Kaisha, , JP;
Abstract
An image pickup apparatus having a construction which enhances the degree of freedom in layout and enables size reduction. The image pickup apparatus includes a lens barrel and a barrier section for opening/closing the front face of the lens barrel. A barrier rotary shaft is disposed on a plane perpendicular to the optical axis of the lens barrel. The barrier section comprises two barrier groups, and each of the barrier groups comprises a central barrier configured to be driven for rotation about the barrier rotary shaft, and an outer barrier configured to rotate about the barrier rotary shaft in a direction identical to a direction of rotation of the central barrier in accordance with the rotation of the central barrier in a state superposed on the central barrier.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile