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. 06, 2011
Filed:
Dec. 10, 2008
Shintaroh Yamada, Kawasaki, JP;
Hidehiko Fujiwara, Tokyo, JP;
Kazunori Bannai, Atsugi, JP;
Manabu Nonaka, Chigasaki, JP;
Shintaroh Yamada, Kawasaki, JP;
Hidehiko Fujiwara, Tokyo, JP;
Kazunori Bannai, Atsugi, JP;
Manabu Nonaka, Chigasaki, JP;
Ricoh Company, Ltd., Tokyo, JP;
Abstract
A fixing device includes a flexible fixing member that heats a toner image to fuse, a contact member fixedly disposed internal to the fixing member and comes into contact with a pressure member via the fixing member to form a nip part, a plurality of heating devices that heats the contact member, wherein the contact member always maintains the contact state with the pressure member via the fixing member, the plurality of heating devices generally remain disposed in the fixing device under an operational state for heating and are freely removable for replacement under a non-operational state for heating.