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:
Sep. 02, 2014
Filed:
Mar. 23, 2011
Masato Makino, Aichi, JP;
Masato Makino, Aichi, JP;
Brother Kogyo Kabushiki Kaisha, Nagoya-shi, Aichi-ken, JP;
Abstract
An electrophotographic image formation device configured to form images on a recording sheet is provided with a belt unit having an endless belt wound around a first roller and a second roller, a cleaning unit facing the endless belt and collects particles adhered on the endless belt with use of an electrostatic attractive force, a first voltage being applied to the cleaning unit, a backup unit arranged to face the cleaning unit with the endless belt being located therebetween, a second voltage that is different from the first voltage being applied to the backup unit, an electric wiring unit provided to the belt unit and electrically connected with the backup unit, and an electric current detection unit configured to detect an current value of an electric current flowing through the electric wiring unit. The electric wiring unit is electrically independent from other electric wiring units provided to the belt unit.