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. 30, 2026
Filed:
Aug. 30, 2024
Canon Kabushiki Kaisha, Tokyo, JP;
Kenichirou Isobe, Kanagawa, JP;
Takafumi Suzuki, Shizuoka, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
In a cam mechanism including a pressurization member, a pressurization target member and a pressurization force generation member, a cam, a first member that moves the pressurization member by rotation of the cam and applies a pressurization force generated by the pressurization force generation member to the pressurization member, a second member that changes the pressurization force of the pressurization force generation member by the rotation of the cam are provided, wherein the cam includes a plurality of cam outer peripheral surfaces at different position in a rotational axis direction, and a first cam outer peripheral surface among the plurality of cam outer peripheral surfaces does not act on the first member in a positional relationship where at least a part of the first cam outer peripheral surface overlaps the first member.