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. 29, 2026
Filed:
Oct. 03, 2024
Canon Kabushiki Kaisha, Tokyo, JP;
Yuichi Fukui, Kanagawa, JP;
Shunsuke Uratani, Shizuoka, JP;
Tsuyoshi Ogawa, Tokyo, JP;
Soichi Ishii, Kanagawa, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
A roller driving apparatus includes a roller having a shaft, and a gear fixed to a first end portion of the shaft, wherein the gear includes a hole into which the first end portion is inserted and formed of an inner peripheral surface including an inner circumferential surface centering on a first center, a projection, in a case where two areas divided by a virtual line passing through the first center are first area and areas, disposed in the first area and projecting relative to the inner peripheral surface, and a gear portion, wherein the first end portion of the shaft is inserted into the hole of the gear in a press-fit state, and wherein, when viewed along the longitudinal direction, a second center, which is a center of a pitch circle of the gear portion, is disposed in the second area.