JPH0278963U - - Google Patents

Info

Publication number
JPH0278963U
JPH0278963U JP1988158543U JP15854388U JPH0278963U JP H0278963 U JPH0278963 U JP H0278963U JP 1988158543 U JP1988158543 U JP 1988158543U JP 15854388 U JP15854388 U JP 15854388U JP H0278963 U JPH0278963 U JP H0278963U
Authority
JP
Japan
Prior art keywords
toner
state
switch
reset
toner end
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
JP1988158543U
Other languages
English (en)
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 filed Critical
Priority to JP1988158543U priority Critical patent/JPH0278963U/ja
Priority to US07/444,951 priority patent/US5105218A/en
Priority to DE3940517A priority patent/DE3940517A1/de
Publication of JPH0278963U publication Critical patent/JPH0278963U/ja
Pending 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
    • 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
    • G03G15/0856—Detection or control means for the developer level

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Dry Development In Electrophotography (AREA)
  • Control Or Security For Electrophotography (AREA)

Description

【図面の簡単な説明】
第１図は本考案を施す一実施例複写機の全体構
成を示す正面図、第２図は第１図の操作部平面図
、第３図、第４図はトナー補給動作を示す第１実
施例、第５図、第６図はトナー補給動作を示す第
２実施例、第７図乃至第１０図は本考案の動作制
御を示すフローチヤートである。 １……現像装置、２……現像部、３……トナー
ホツパー、４……トナーカートリツジ、５……ト
ナー有無検知器、６……トナー無し表示ＬＥＤ、
８……前カバー、９……ドアスイツチ、１０……
アクチエータ、１１……トナー補充用の専用カバ
ー、１２……トナーボトル、１３……ドアスイツ
チ、１４……アクチエータ。

Claims (1)

    【実用新案登録請求の範囲】
  1. トナーのエンド状態を検出する手段と検出手段
    により発生するトナーエンド信号によりトナーの
    補充、交換を知らせる表示を有し、トナー補充、
    交換操作に連動して設けられたスイツチと、この
    スイツチの状態変化により上記表示及びトナーエ
    ンド状態をリセツトする装置において、上記スイ
    ツチの状態変化時間が一定時間以上の場合のみ上
    記表示及びトナーエンド状態をリセツトすること
    を特徴とした複写機等のトナーエンドのリセツト
    装置。
JP1988158543U 1988-12-07 1988-12-07 Pending JPH0278963U (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP1988158543U JPH0278963U (ja) 1988-12-07 1988-12-07
US07/444,951 US5105218A (en) 1988-12-07 1989-12-04 Method of resetting toner shortage of an image forming apparatus
DE3940517A DE3940517A1 (de) 1988-12-07 1989-12-07 Verfahren zum ruecksetzen eines tonermangels eines bilderzeugungsgeraets

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1988158543U JPH0278963U (ja) 1988-12-07 1988-12-07

Publications (1)

Publication Number Publication Date
JPH0278963U true JPH0278963U (ja) 1990-06-18

Family

ID=15674007

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1988158543U Pending JPH0278963U (ja) 1988-12-07 1988-12-07

Country Status (3)

Country Link
US (1) US5105218A (ja)
JP (1) JPH0278963U (ja)
DE (1) DE3940517A1 (ja)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3133314B2 (ja) * 1990-08-29 2001-02-05 株式会社リコー 画像形成装置
CA2063920C (en) * 1991-03-29 1999-03-30 Masato Ishii Toner quantity detecting system for an image recording apparatus, a method of detecting the quantity of toner and a developing device for the image recording apparatus
KR0164383B1 (ko) * 1995-10-20 1999-03-20 김광호 화상형성장치의 웜업 제어방법
WO2005093524A1 (en) * 2004-02-27 2005-10-06 Heidi Wachter Hopper key for image forming apparatus and toner refilling kit including the same
US6963712B2 (en) * 2004-02-27 2005-11-08 Heidi Wachter Hopper key for image forming apparatus and toner refilling kit including the same
JP4737565B2 (ja) * 2008-07-25 2011-08-03 ブラザー工業株式会社 画像形成装置、及び画像形成装置の初期化方法
JP7006094B2 (ja) * 2017-09-28 2022-01-24 ブラザー工業株式会社 画像形成装置

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5845543B2 (ja) * 1978-08-01 1983-10-11 松下電器産業株式会社 凍結防止弁
JPS63118778A (ja) * 1986-11-07 1988-05-23 Ricoh Co Ltd 複写機

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4008612A (en) * 1975-09-17 1977-02-22 Canon Kabushiki Kaisha Liquid quantity detecting device
US4502778A (en) * 1982-12-27 1985-03-05 International Business Machines Corporation System for monitoring and controlling electrophotographic toner operation
JPH0723978B2 (ja) * 1984-06-13 1995-03-15 株式会社日立製作所 トナー供給制御装置
US4669856A (en) * 1984-09-10 1987-06-02 Sharp Kabushiki Kaisha Warning device for developer control
US4916490A (en) * 1984-12-01 1990-04-10 Canon Kabushiki Kaisha Image forming apparatus comprising a plurality of developing devices
JPS61175654A (ja) * 1985-01-30 1986-08-07 Sharp Corp 複写機の制御装置
JPS61246766A (ja) * 1985-04-24 1986-11-04 Minolta Camera Co Ltd 複写機
JPS6150162A (ja) * 1985-08-01 1986-03-12 Minolta Camera Co Ltd 複写機
JPS6280670A (ja) * 1985-10-04 1987-04-14 Olympus Optical Co Ltd 画像形成装置の現像剤検出方法
JPS6298374A (ja) * 1985-10-24 1987-05-07 Ricoh Co Ltd 現像装置
US4739367A (en) * 1985-11-07 1988-04-19 Casio Computer Co., Ltd. Image forming apparatus having a control means for effecting control of a preliminary processing of image formation
US4777512A (en) * 1985-12-11 1988-10-11 Canon Kabushiki Kaisha Image forming apparatus with delay during toner replenishment
US4839691A (en) * 1986-03-31 1989-06-13 Kabushiki Kaisha Toshiba Image forming apparatus
US4786942A (en) * 1986-08-09 1988-11-22 Minolta Camera Kabushiki Kaisha Image forming apparatus
JPS6378185A (ja) * 1986-09-20 1988-04-08 Ricoh Co Ltd 現像装置におけるトナ−供給装置のトナ−エンド検知表示方法
JPS63210975A (ja) * 1987-02-27 1988-09-01 Canon Inc 記録装置
US4873549A (en) * 1987-03-03 1989-10-10 Mita Industrial Co., Ltd. Device for detecting the life of an image forming process unit, opening of a seal of the unit and attachment of the unit to an image forming apparatus
JP2670050B2 (ja) * 1987-07-21 1997-10-29 株式会社リコー 複写機の制御方法
JPS6440176A (en) * 1987-08-06 1989-02-10 Nippon Kokan Kk Measuring instrument for molten pool

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5845543B2 (ja) * 1978-08-01 1983-10-11 松下電器産業株式会社 凍結防止弁
JPS63118778A (ja) * 1986-11-07 1988-05-23 Ricoh Co Ltd 複写機

Also Published As

Publication number Publication date
DE3940517A1 (de) 1990-06-13
US5105218A (en) 1992-04-14

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