JPS6371871A - 複写機のトナ−濃度制御装置 - Google Patents

複写機のトナ−濃度制御装置

Info

Publication number
JPS6371871A
JPS6371871A JP15419987A JP15419987A JPS6371871A JP S6371871 A JPS6371871 A JP S6371871A JP 15419987 A JP15419987 A JP 15419987A JP 15419987 A JP15419987 A JP 15419987A JP S6371871 A JPS6371871 A JP S6371871A
Authority
JP
Japan
Prior art keywords
frequency
temperature
humidity
toner
oscillation frequency
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
JP15419987A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0315186B2 (enrdf_load_stackoverflow
Inventor
Seiichi Miyagawa
宮川　誠一
Masao Hosaka
昌雄 保坂
Susumu Tatsumi
辰巳　進
Koji Sakamoto
康治 坂本
Tsutomu Imai
力 今井
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 JP15419987A priority Critical patent/JPS6371871A/ja
Publication of JPS6371871A publication Critical patent/JPS6371871A/ja
Publication of JPH0315186B2 publication Critical patent/JPH0315186B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G15/00—Apparatus for electrographic processes using a charge pattern
    • G03G15/06—Apparatus for electrographic processes using a charge pattern for developing
    • G03G15/08—Apparatus for electrographic processes using a charge pattern for developing using a solid developer, e.g. powder developer
    • G03G15/0822—Arrangements for preparing, mixing, supplying or dispensing developer
    • G03G15/0848—Arrangements for testing or measuring developer properties or quality, e.g. charge, size, flowability
    • G03G15/0849—Detection or control means for the developer concentration

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Dry Development In Electrophotography (AREA)
JP15419987A 1987-06-20 1987-06-20 複写機のトナ−濃度制御装置 Granted JPS6371871A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15419987A JPS6371871A (ja) 1987-06-20 1987-06-20 複写機のトナ−濃度制御装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15419987A JPS6371871A (ja) 1987-06-20 1987-06-20 複写機のトナ−濃度制御装置

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
JP15178777A Division JPS5484741A (en) 1977-12-19 1977-12-19 Toner density controlling method and device for copier

Publications (2)

Publication Number Publication Date
JPS6371871A true JPS6371871A (ja) 1988-04-01
JPH0315186B2 JPH0315186B2 (enrdf_load_stackoverflow) 1991-02-28

Family

ID=15579005

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15419987A Granted JPS6371871A (ja) 1987-06-20 1987-06-20 複写機のトナ−濃度制御装置

Country Status (1)

Country Link
JP (1) JPS6371871A (enrdf_load_stackoverflow)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02127675A (ja) * 1988-11-08 1990-05-16 Mita Ind Co Ltd 画像形成装置のトナー濃度制御装置
JPH02179664A (ja) * 1988-12-29 1990-07-12 Matsushita Electric Ind Co Ltd 現像装置
JPH0310272A (ja) * 1989-06-07 1991-01-17 Canon Inc 画像形成装置
US5311256A (en) * 1990-06-04 1994-05-10 Minolta Camera Kabushiki Kaisha Image forming apparatus maintaining image density stability against humidity
JP2011112949A (ja) * 2009-11-27 2011-06-09 Kyocera Mita Corp 画像形成装置

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02127675A (ja) * 1988-11-08 1990-05-16 Mita Ind Co Ltd 画像形成装置のトナー濃度制御装置
JPH02179664A (ja) * 1988-12-29 1990-07-12 Matsushita Electric Ind Co Ltd 現像装置
JPH0310272A (ja) * 1989-06-07 1991-01-17 Canon Inc 画像形成装置
US5311256A (en) * 1990-06-04 1994-05-10 Minolta Camera Kabushiki Kaisha Image forming apparatus maintaining image density stability against humidity
JP2011112949A (ja) * 2009-11-27 2011-06-09 Kyocera Mita Corp 画像形成装置

Also Published As

Publication number Publication date
JPH0315186B2 (enrdf_load_stackoverflow) 1991-02-28

Similar Documents

Publication Publication Date Title
JP2549189B2 (ja) Ｉｃカード
JP3080655B2 (ja) インテリジェントなバッテリ管理を行うためのアナログ前置回路を備えるマイクロコントローラ
US8296588B2 (en) Microcontroller and control method therefor
TW523606B (en) Device and method for displaying charge capacity information of smart battery
US6513113B1 (en) Electronic instrument adapted to be selectively booted either from externally-connectable storage unit or from internal nonvolatile rewritable memory
US4987363A (en) Electric energy meter with power outage recovery circuit
EP0337368B1 (en) Controller
JPS6236217B2 (enrdf_load_stackoverflow)
TW432767B (en) A calibrating method of rechargeable battery capacity
JPS61503059A (ja) 計時装置及び方法
JPS6371871A (ja) 複写機のトナ−濃度制御装置
US5105074A (en) Power supply reliability of portable electronic device
JPS63791B2 (enrdf_load_stackoverflow)
JP2006511111A (ja) 移動型データキャリアのエネルギー蓄積器のエネルギー状態検出装置
US8222904B2 (en) Battery end-point voltage detection method and battery end-point voltage detection system
CA1241061A (en) Solid state electronic pulse scaler using ratio of two integers
JPH03203525A (ja) 電池の充放電制御方式
JPH1062456A (ja) 電圧監視回路
JP2001242690A (ja) 画像形成装置
JPH116888A (ja) 測定時間補正方式
KR950007669Y1 (ko) 원격검침시스템의 전원제어장치
JPH0626920Y2 (ja) トナー濃度制御装置
JPH03138672A (ja) 画像形成装置
JPS6313192B2 (enrdf_load_stackoverflow)
JPS6243311Y2 (enrdf_load_stackoverflow)