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:
Dec. 01, 2020
Filed:
Mar. 20, 2020
Toshiba Tec Kabushiki Kaisha, Tokyo, JP;
Masao Ando, Numazu Shizuoka, JP;
TOSHIBA TEC KABUSHIKI KAISHA, Tokyo, JP;
Abstract
A fixing device comprises a cylindrical sheet heating body for heating a sheet; a heat generation section which includes a center heat element that generates heat in a central area, a first heat element that generates heat in a first area containing an end in the length direction, and a second heat element that generates heat in a second area between the central area and the first area; a center temperature measurement section which measures a temperature of a portion of the sheet heating body; a both-end temperature measurement section which measures a temperature of the sheet heating body at a destination by moving in the length direction; and a power controller configured to control electric power to be supplied to the center heat element, to the first heat element, and to the second heat element according to the center temperature measurement section and the both-end temperature measurement section.