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. 29, 2021

Filed:

May. 18, 2020
Applicant:

Oki Data Corporation, Tokyo, JP;

Inventor:

Osamu Kunimori, Tokyo, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G 21/00 (2006.01); G03G 15/00 (2006.01); G03G 15/20 (2006.01);
U.S. Cl.
CPC ...
G03G 15/5004 (2013.01); G03G 15/2039 (2013.01); G03G 15/2053 (2013.01); G03G 15/80 (2013.01);
Abstract

An the image formation apparatus according to an embodiment may include: a heater that heats a medium on which a developer image is formed; a controller that controls the heater; a first path through which an input voltage, which is an alternating current (AC) voltage input from an external power supply, is converted to a predetermined voltage, and the predetermined voltage is supplied to the controller; a second path which is branched from the first path and through which the input voltage is supplied to the heater; a control element which is connected to the second path and controls on/off switching of the heater in response to an instruction from the controller; and a disconnection part that disconnects the second path when the input voltage that has a square wave is input.


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