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:
Oct. 06, 2020
Filed:
Jul. 05, 2019
Canon Kabushiki Kaisha, Tokyo, JP;
Shun-ichi Ebihara, Suntou-gun, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
In an image forming apparatus, a first conveyance part conveys a sheet, a detection unit detects a leading edge of the sheet conveyed by the first conveyance part, a second conveyance part is provided downstream of the detection unit in a conveyance direction of the sheet and conveys the sheet, a measurement unit measures a conveyance time of the sheet from when conveyance of the sheet by the first conveyance part is started until the leading edge of the sheet is detected by the detection unit, and an estimation unit estimates a remaining lifetime of the second conveyance part based on the conveyance time measured by the measurement unit.