JPS5280036A - Control circuit for fixing temperature - Google Patents

Control circuit for fixing temperature

Info

Publication number
JPS5280036A
JPS5280036A JP15651475A JP15651475A JPS5280036A JP S5280036 A JPS5280036 A JP S5280036A JP 15651475 A JP15651475 A JP 15651475A JP 15651475 A JP15651475 A JP 15651475A JP S5280036 A JPS5280036 A JP S5280036A
Authority
JP
Japan
Prior art keywords
fixing temperature
control circuit
heater
attain
rendering
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP15651475A
Other languages
Japanese (ja)
Inventor
Masao Hosaka
Yoshitaka Ogino
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Ricoh Co Ltd
Original Assignee
Ricoh Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Ricoh Co Ltd filed Critical Ricoh Co Ltd
Priority to JP15651475A priority Critical patent/JPS5280036A/en
Publication of JPS5280036A publication Critical patent/JPS5280036A/en
Pending legal-status Critical Current

Links

Landscapes

  • Fixing For Electrophotography (AREA)

Abstract

PURPOSE: To attain a precise control for the fixing temperature and prevent the occurrence of noise by controlling a heater with a digital signal which corresponds to the fixing temperature of a copy machine, and rendering a heater circuit to be on when the A.C. source is the zero level.
COPYRIGHT: (C)1977,JPO&Japio
JP15651475A 1975-12-26 1975-12-26 Control circuit for fixing temperature Pending JPS5280036A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15651475A JPS5280036A (en) 1975-12-26 1975-12-26 Control circuit for fixing temperature

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15651475A JPS5280036A (en) 1975-12-26 1975-12-26 Control circuit for fixing temperature

Publications (1)

Publication Number Publication Date
JPS5280036A true JPS5280036A (en) 1977-07-05

Family

ID=15629427

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15651475A Pending JPS5280036A (en) 1975-12-26 1975-12-26 Control circuit for fixing temperature

Country Status (1)

Country Link
JP (1) JPS5280036A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5430843A (en) * 1977-08-12 1979-03-07 Canon Inc Image forming apparatus
JPS5792362A (en) * 1980-11-29 1982-06-08 Mita Ind Co Ltd Heater control circuit for fixing device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5430843A (en) * 1977-08-12 1979-03-07 Canon Inc Image forming apparatus
JPS5792362A (en) * 1980-11-29 1982-06-08 Mita Ind Co Ltd Heater control circuit for fixing device

Similar Documents

Publication Publication Date Title
JPS5219821A (en) Electronic control system fuel injection apparatus
JPS53120158A (en) Power source control system
JPS51131238A (en) Electronic register
JPS5251132A (en) Thermal control unit used for an electronic range
JPS5224045A (en) Digital pattern processor
JPS5219880A (en) Digital servo control system
JPS5280036A (en) Control circuit for fixing temperature
JPS51125817A (en) Synchronizing control system for motor
JPS51138356A (en) Priority interruption control circuit
JPS5311021A (en) Exposure control circuit
JPS5230371A (en) Magnetic phase shifter
JPS5219820A (en) Electronic control system fuel injection apparatus
JPS5331160A (en) Automatic switching circuit for temperature correction operational circuit
JPS52142954A (en) Gain control circuit
JPS522118A (en) Focus contrl unit
JPS51151131A (en) Arithmetic unit for an exposure control
JPS5323527A (en) Magnetic domain memory unit
JPS5327145A (en) Electronic range
JPS51143184A (en) One shot output circuit of digital programmer
JPS5435616A (en) Picture position adjusting circuit
JPS5210128A (en) Program shutter control circuit
JPS51144146A (en) Direct digital control processor
JPS5216228A (en) Digital operation circuit for data which control exposure mechanism
JPS5264206A (en) Control unit
JPS51148190A (en) A temperature control apparatus