Title:
HEATER DEVICE FOR FIXING UNIT AND ITS TEMPERATURE CONTROLLER
Document Type and Number:
Japanese Patent JPH05173652
Kind Code:
A
Abstract:
PURPOSE:To easily perform an appropriate temperature control by increasing the degree of freedom of the thermal load of a heater for the fixing unit. CONSTITUTION:Three resistance bodies 1, 2, and 3 are arranged on an insulation substrate 4 in parallel and a connection terminal 5 to which electric conductors 9, 11, and 13 are connected in common is provided on one end side of those resistance bodies 1, 2, and 3. Electric conductors 10, 12, and 14 are provided on the other-end sides of those resistance bodies 1, 2, and 3, and connection terminals 6, 7, and 8 are connected to those electric conductors 10, 12, and 14. Those connection terminals are selectively fed with electricity to make the resistance bodies 1, 2, and 3 generate heat in plural combinations.
Inventors:
MASUDA KAZUNORI
Application Number:
JP34453091A
Publication Date:
July 13, 1993
Filing Date:
December 26, 1991
Export Citation:
Assignee:
CANON KK
International Classes:
G03G15/20; G05D23/19; H05B3/00; (IPC1-7): G03G15/20; G05D23/19; H05B3/00
Domestic Patent References:
| JPS5399186A | 1978-08-30 | |||
| JPS6154512A | 1986-03-18 | |||
| JPH03223910A | 1991-10-02 | |||
| JPH01272076A | 1989-10-31 | |||
| JP58152793B | ||||
| JPS6264086A | 1987-03-20 |
Attorney, Agent or Firm:
Honda Kodaira (4 people outside)