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. 22, 2020
Filed:
Sep. 16, 2019
Canon Kabushiki Kaisha, Tokyo, JP;
Takashi Abe, Kawasaki, JP;
Tsuyoshi Saeki, Kawasaki, JP;
Toshiaki Tokisawa, Kawasaki, JP;
Ryoma Arai, Kawasaki, JP;
Yumi Mukoyama, Kawasaki, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
A channel control apparatus includes: a diaphragm portion displaceable between an opening position to open a channel and a closing position to close the channel; an abutment portion for moving in a first direction and a second direction opposite to the first direction by a driving source; and a gripping member that has an inclined surface portion for abutting against the abutment portion and grips the diaphragm portion, wherein when the abutment portion moves in the first direction, the gripping member displaces the diaphragm portion to the opening position by the abutment portion abutting against the inclined surface portion, and wherein when the abutment portion moves in the second direction, the gripping member displaces the diaphragm portion to the closing position by the abutment portion being separated from the inclined surface portion.