Title:
FIXING DEVICE
Document Type and Number:
Japanese Patent JP2005055521
Kind Code:
A
Abstract:
To prevent irregular temperature between a hole part and a non-hole part at the start time in the case of using a core bar having a plurality of holes for a fixing roller.
By making the surface of the core bar rough so that its attaching area to a tube may be large, a temperature rise rate at the non-hole part is made high.
Inventors:
KOJIMA ETSUSHI
Application Number:
JP2003206278A
Publication Date:
March 03, 2005
Filing Date:
August 06, 2003
Export Citation:
Assignee:
CANON KK
International Classes:
G03G15/20; F16C13/00; (IPC1-7): G03G15/20; F16C13/00
Attorney, Agent or Firm:
Keizo Nishiyama
Yuichi Uchio
Yuichi Uchio