JPS5341234A - Thermal fixing device by roller - Google Patents

Thermal fixing device by roller

Info

Publication number
JPS5341234A
JPS5341234A JP11554776A JP11554776A JPS5341234A JP S5341234 A JPS5341234 A JP S5341234A JP 11554776 A JP11554776 A JP 11554776A JP 11554776 A JP11554776 A JP 11554776A JP S5341234 A JPS5341234 A JP S5341234A
Authority
JP
Japan
Prior art keywords
roller
fixing device
thermal fixing
outer cylinder
thermal
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.)
Granted
Application number
JP11554776A
Other languages
Japanese (ja)
Other versions
JPS6158831B2 (en
Inventor
Ryoichi Namiki
Toshiyuki Kikuchi
Yuichiro Azuma
Ichiro Fukushima
Yasuo Asahina
Setsuo Soga
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
Priority to DE19732344810 priority Critical patent/DE2344810A1/en
Application filed by Ricoh Co Ltd filed Critical Ricoh Co Ltd
Priority to JP11554776A priority patent/JPS5341234A/en
Priority to GB39057/77A priority patent/GB1588926A/en
Priority to US05/836,413 priority patent/US4172976A/en
Priority to DE2743389A priority patent/DE2743389C3/en
Publication of JPS5341234A publication Critical patent/JPS5341234A/en
Priority to US06/026,322 priority patent/US4284875A/en
Publication of JPS6158831B2 publication Critical patent/JPS6158831B2/ja
Granted legal-status Critical Current

Links

Abstract

PURPOSE: To prevent a futile heating of an outer cylinder when not in use, and to assuredly control the temperature of the outer cylinder by evacuating a void between outer and inner cylinders of a thermal roller in order to maintain the level of an enclosed thermal medium to be a predetermined level.
COPYRIGHT: (C)1978,JPO&Japio
JP11554776A 1972-09-08 1976-09-27 Thermal fixing device by roller Granted JPS5341234A (en)

Priority Applications (6)

Application Number Priority Date Filing Date Title
DE19732344810 DE2344810A1 (en) 1972-09-08 1973-09-05 TONER IMAGE FUSER
JP11554776A JPS5341234A (en) 1976-09-27 1976-09-27 Thermal fixing device by roller
GB39057/77A GB1588926A (en) 1976-09-27 1977-09-20 Heat fixing apparatus
US05/836,413 US4172976A (en) 1976-09-27 1977-09-26 Heat roller fixing apparatus
DE2743389A DE2743389C3 (en) 1972-09-08 1977-09-27 Rotatable heating roller for a fixing device
US06/026,322 US4284875A (en) 1976-09-27 1979-04-02 Heat roller fixing apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11554776A JPS5341234A (en) 1976-09-27 1976-09-27 Thermal fixing device by roller

Publications (2)

Publication Number Publication Date
JPS5341234A true JPS5341234A (en) 1978-04-14
JPS6158831B2 JPS6158831B2 (en) 1986-12-13

Family

ID=14665227

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11554776A Granted JPS5341234A (en) 1972-09-08 1976-09-27 Thermal fixing device by roller

Country Status (1)

Country Link
JP (1) JPS5341234A (en)

Also Published As

Publication number Publication date
JPS6158831B2 (en) 1986-12-13

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