JPS546555A - Controller for developing device - Google Patents

Controller for developing device

Info

Publication number
JPS546555A
JPS546555A JP7150177A JP7150177A JPS546555A JP S546555 A JPS546555 A JP S546555A JP 7150177 A JP7150177 A JP 7150177A JP 7150177 A JP7150177 A JP 7150177A JP S546555 A JPS546555 A JP S546555A
Authority
JP
Japan
Prior art keywords
controller
developing device
toner
copying machine
mingling
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
JP7150177A
Other languages
Japanese (ja)
Other versions
JPS6325351B2 (en
Inventor
Osamu Sawamura
Yutaka Komiya
Masahiro Tomosada
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.)
Canon Inc
Original Assignee
Canon Inc
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 Canon Inc filed Critical Canon Inc
Priority to JP7150177A priority Critical patent/JPS546555A/en
Publication of JPS546555A publication Critical patent/JPS546555A/en
Publication of JPS6325351B2 publication Critical patent/JPS6325351B2/ja
Granted legal-status Critical Current

Links

Abstract

PURPOSE:To prevent the mingling of colors of other developers in the multicolor copying machine by scraping off the toner which adheres to a developing sleeve with a scraper when the electric power is off during the operation of the copying machine so as not to allow the toner to adhere to a photoreceptor drum.
JP7150177A 1977-06-16 1977-06-16 Controller for developing device Granted JPS546555A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7150177A JPS546555A (en) 1977-06-16 1977-06-16 Controller for developing device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7150177A JPS546555A (en) 1977-06-16 1977-06-16 Controller for developing device

Publications (2)

Publication Number Publication Date
JPS546555A true JPS546555A (en) 1979-01-18
JPS6325351B2 JPS6325351B2 (en) 1988-05-25

Family

ID=13462477

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7150177A Granted JPS546555A (en) 1977-06-16 1977-06-16 Controller for developing device

Country Status (1)

Country Link
JP (1) JPS546555A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4373798A (en) * 1979-04-23 1983-02-15 Canon Kabushiki Kaisha Developing device with shutter blade
US4839688A (en) * 1988-04-25 1989-06-13 Xerox Corporation Development apparatus
US4959692A (en) * 1987-12-11 1990-09-25 Minolta Camera Kabushiki Kaisha Developing device with retractable cutoff member

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4373798A (en) * 1979-04-23 1983-02-15 Canon Kabushiki Kaisha Developing device with shutter blade
US4959692A (en) * 1987-12-11 1990-09-25 Minolta Camera Kabushiki Kaisha Developing device with retractable cutoff member
US4839688A (en) * 1988-04-25 1989-06-13 Xerox Corporation Development apparatus

Also Published As

Publication number Publication date
JPS6325351B2 (en) 1988-05-25

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