Title:
加熱ベルトの破れ又は偏り検知方法及び画像形成装置
Document Type and Number:
Japanese Patent JP5836988
Kind Code:
B2
Abstract:
An abnormality detection device for an image forming apparatus (1) detects an abnormality in the image forming apparatus (1) which includes a heating belt (83) looped around a heating roller (81) and a fixing roller (82). The abnormality detection device for an image forming apparatus includes (1): thermistors (86a, 86b) for detecting temperatures of one widthwise end portion (83a) and the other widthwise end portion (83b) of the heating belt (83); a temperature difference detection section (87a) for determining whether or not a temperature difference between the temperature of the one end portion (83a) and the temperature of the other end portion (83b) which are detected by the thermistors (86a, 86b) is greater than a predetermined value; and a judgment section (90) for judging that an abnormality has occurred in the image forming apparatus (1) when it is determined in the temperature difference detection section (87a) that the temperature difference is greater than the predetermined value.
Inventors:
Kensei Naruse
Ryo Kawaoka
Junya Yoda
Rie Tezuka
Ryo Kawaoka
Junya Yoda
Rie Tezuka
Application Number:
JP2013034955A
Publication Date:
December 24, 2015
Filing Date:
February 25, 2013
Export Citation:
Assignee:
Kyocera Document Solutions Co., Ltd.
International Classes:
G03G15/20
Domestic Patent References:
| JP2009192709A | ||||
| JP2011164245A | ||||
| JP2010054688A | ||||
| JP2011237481A | ||||
| JP2003302288A |
Attorney, Agent or Firm:
Shiroyuki Hori
Yukihiko Maejima
Yukihiko Maejima