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:
Apr. 21, 2020
Filed:
Feb. 01, 2019
Konica Minolta, Inc., Chiyoda-ku, Tokyo, JP;
KONICA MINOLTA, INC., Tokyo, JP;
Abstract
An image forming apparatus includes: a hardware processor that performs feedforward control on a motor; a driving roller that drives an intermediate transfer belt for transferring a toner image; a drive transmission system that transmits a driving force of the motor; a first detector that detects a speed of a driving shaft of the motor; a second detector that detects a speed of a driving shaft of the drive transmission system; and a storage that stores a plurality of sets of control data having different conformity states, wherein the plurality of sets of control data include pairs of a feedforward operation pattern and a drive transmission system deformation pattern, the drive transmission system deformation pattern corresponds to a fluctuation pattern of difference values, and the hardware processor compares the fluctuation pattern of difference values with the plurality of sets of control data.