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. 19, 2026
Filed:
Jun. 28, 2024
Canon Kabushiki Kaisha, Tokyo, JP;
Akitoshi Toyota, Kanagawa, JP;
Akira Yoshimura, Shizuoka, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
An apparatus main body of an image forming apparatus includes an opening member; an urging portion; a detecting unit including a light emitting portion, a light receiving portion, and a pressed portion; and a shielding member. When the detecting unit is positioned in a first position and the shielding member is positioned in a third position, as viewed in an optical axis direction of the light emitting portion, at least a part of the light emitting portion or at least a part of the light receiving portion is positioned inside an opening and is shielded by the shielding member. When the detecting unit is positioned in a second position and the shielding member is positioned in a fourth position, as viewed in the optical axis direction, the light emitting portion and the light receiving portion are positioned inside the opening and are not shielded by the shielding member.