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:
Nov. 07, 2017

Filed:

Nov. 09, 2016
Applicant:

Konica Minolta, Inc., Tokyo, JP;

Inventors:

Keisuke Oura, Hino, JP;

Erika Sawada, Ebina, JP;

Shigetaka Kurosu, Hino, JP;

Yoshitada Karimai, Hachioji, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G 15/16 (2006.01);
U.S. Cl.
CPC ...
G03G 15/1615 (2013.01); G03G 15/1675 (2013.01);
Abstract

An image forming apparatus in which tension is applied to a recording medium during secondary transferring includes an image carrier, a first rotating member, a second rotating member, a tension releasing device, a voltage applier, a voltage measuring device, a nip width adjuster and a controller. The second rotating member sandwiches the image carrier with the first rotating member to from a nip. The tension releasing device releases the tension. The voltage measuring device measures the voltage between the first rotating member and the second rotating member applied by the voltage applier. The nip width adjuster adjusts a width of the nip. The controller controls the nip width adjuster so that a difference between a first voltage which is measured in a state where the tension is released and a second voltage which is measured in a state where the tension is applied within a predetermined range.


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