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:
Aug. 22, 2017
Filed:
Mar. 27, 2015
Canon Kabushiki Kaisha, Tokyo, JP;
Yoshimasu Yamaguchi, Kawasaki, JP;
Takashi Uno, Noda, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
A filter frame includes a first frame portion that includes a filter installation surface for installing a filter, a second frame portion that retains the filter by holding the filter between the first frame portion, and a hinge portion that connects the first frame portion and the second frame portion. The first frame portion has a plurality of fitting projections and an arm provided on a filter installation surface of the first frame portion so as to extend between a plurality of fitting projections. The second frame portion has a plurality of fitting portions for receiving the plurality of fitting projections, and a cutout provided in a side of the frame facing the side in which the second frame portion is connected to the first frame portion by the hinge portion.