JPS5517179A - Developing device - Google Patents

Developing device

Info

Publication number
JPS5517179A
JPS5517179A JP9060078A JP9060078A JPS5517179A JP S5517179 A JPS5517179 A JP S5517179A JP 9060078 A JP9060078 A JP 9060078A JP 9060078 A JP9060078 A JP 9060078A JP S5517179 A JPS5517179 A JP S5517179A
Authority
JP
Japan
Prior art keywords
developer
light
emitting element
photo detector
light emitting
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
JP9060078A
Other languages
English (en)
Inventor
Takashi Yano
Mitsuo Shibusawa
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 JP9060078A priority Critical patent/JPS5517179A/ja
Publication of JPS5517179A publication Critical patent/JPS5517179A/ja
Pending legal-status Critical Current

Links

Landscapes

  • Magnetic Brush Developing In Electrophotography (AREA)
  • Dry Development In Electrophotography (AREA)
  • Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
JP9060078A 1978-07-25 1978-07-25 Developing device Pending JPS5517179A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9060078A JPS5517179A (en) 1978-07-25 1978-07-25 Developing device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9060078A JPS5517179A (en) 1978-07-25 1978-07-25 Developing device

Publications (1)

Publication Number Publication Date
JPS5517179A true JPS5517179A (en) 1980-02-06

Family

ID=14002956

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9060078A Pending JPS5517179A (en) 1978-07-25 1978-07-25 Developing device

Country Status (1)

Country Link
JP (1) JPS5517179A (ja)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5728463U (ja) * 1980-07-25 1982-02-15
JPS607030U (ja) * 1983-06-28 1985-01-18 神山　博 光学的レベルスイツチ
JPS62201026U (ja) * 1986-06-13 1987-12-22
JPS63157622U (ja) * 1987-04-02 1988-10-17

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5728463U (ja) * 1980-07-25 1982-02-15
JPS607030U (ja) * 1983-06-28 1985-01-18 神山　博 光学的レベルスイツチ
JPS62201026U (ja) * 1986-06-13 1987-12-22
JPS63157622U (ja) * 1987-04-02 1988-10-17

Similar Documents

Publication Publication Date Title
FI890591A (fi) Koeastia ja laite biologisten analyysien suorittamiseksi
JPS5517179A (en) Developing device
DK83885D0 (da) Testmateriale til bestemmelse af naervaerelsen af en ion i en vandig testproeve samt materialets fremstilling af anvendelse
EP0091046A3 (en) Measuring device for physical values
JPS57207861A (en) Measuring method for dyeing concentration of cultured cell and vessel for measurement
JPS5624554A (en) Automatic analyzer
JPS5438131A (en) Toner concentration detecting method of dry type two component developer
JPS56118623A (en) Detecting method for transparent substance
JPS54126552A (en) Toner replenishing device for developing of copying machines and others
EP0283802A3 (en) Vertical beam spectrophotometer
JPS54154265A (en) Impurity doping amount evaluation method for semiconductor
JPS57207237A (en) Exposure device for photographic printer
JPS5236081A (en) Optical part for colorimeter
JPS5762136A (en) Display device of residual quantity of paper
JPS55155236A (en) Analyzer for trace component in test substance
JPS5462879A (en) Optical temperature detector
JPS57104806A (en) Thickness control of grinding painted film
JPS6432151A (en) Detector
ES8206851A1 (es) Mejoras en la construccion de densitometros fotograficos
JPS56164354A (en) Image density detector of electrophotographic copying machine
JPS54103041A (en) Toner concentration detection for mixed color developing agent
JPS5342758A (en) Interference measuring method
JPS6413171A (en) Toner density detector
JPS5528082A (en) Developing device
JPS6410179A (en) Chemical analysis apparatus