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.

Date of Patent:
Jun. 28, 2022

Filed:

Feb. 16, 2021
Applicant:

Toshiba Tec Kabushiki Kaisha, Tokyo, JP;

Inventor:

Takahide Kenmotsu, Fuji Shizuoka, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G 15/00 (2006.01); G03G 15/08 (2006.01); G03G 21/16 (2006.01); G03G 15/20 (2006.01); G03G 15/16 (2006.01);
U.S. Cl.
CPC ...
G03G 15/6561 (2013.01); G03G 15/0887 (2013.01); G03G 15/161 (2013.01); G03G 15/2017 (2013.01); G03G 15/5008 (2013.01); G03G 21/1685 (2013.01); G03G 2215/00409 (2013.01); G03G 2215/00599 (2013.01);
Abstract

According to one embodiment, an image forming apparatus includes: a registration roller; a motor configured to drive the roller; and a controller configured to control the motor. The roller is disposed at a first position on a conveyance path of paper on which an image is to be formed, and sends out the paper toward a second position on the conveyance path. The second position is downstream from the first position on the conveyance path and is an image transfer position on the paper. The controller controls the motor by using both speed control and position control when the leading end of the paper is at a position from the first position to the second position, and controls the motor by using only the speed control when the leading end of the paper reaches the second position.


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