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:
Jun. 24, 2008
Filed:
Jun. 01, 2006
Motokazu Hasegawa, Kanagawa-ken, JP;
Norihiko Aze, Kanagawa-ken, JP;
Motokazu Hasegawa, Kanagawa-ken, JP;
Norihiko Aze, Kanagawa-ken, JP;
Ricoh Company, Limited, Tokyo, JP;
Abstract
An image forming apparatus includes a fixing device which fixes a toner image on a recording medium. The fixing device includes a heating device. The heating device includes a heat-generating member, an exciting member, and a changing device. The heat-generating member is subjected to electromagnetic induction heating. The exciting member is placed to sandwich a front surface and a rear surface of the heat-generating member, without contacting the heat-generating member. The changing device changes an opposing distance of the exciting member to at least one of the front surface and the rear surface of the heat-generating member.