DE3883268D1 - Vorrichtung zur bestimmung der nutzungsdauer einer prozesseinheit zur bilderzeugung, der schliessung einer abziehbaren abdeckung der einheit und der anwesenheit der einheit in einem bilderzeugungsgeraet. - Google Patents
Vorrichtung zur bestimmung der nutzungsdauer einer prozesseinheit zur bilderzeugung, der schliessung einer abziehbaren abdeckung der einheit und der anwesenheit der einheit in einem bilderzeugungsgeraet.Info
- Publication number
- DE3883268D1 DE3883268D1 DE8888301802T DE3883268T DE3883268D1 DE 3883268 D1 DE3883268 D1 DE 3883268D1 DE 8888301802 T DE8888301802 T DE 8888301802T DE 3883268 T DE3883268 T DE 3883268T DE 3883268 D1 DE3883268 D1 DE 3883268D1
- Authority
- DE
- Germany
- Prior art keywords
- unit
- closure
- determining
- useful life
- removable cover
- 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.)
- Expired - Lifetime
Links
Classifications
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
- G03G21/00—Arrangements not provided for by groups G03G13/00 - G03G19/00, e.g. cleaning, elimination of residual charge
- G03G21/16—Mechanical means for facilitating the maintenance of the apparatus, e.g. modular arrangements
- G03G21/18—Mechanical means for facilitating the maintenance of the apparatus, e.g. modular arrangements using a processing cartridge, whereby the process cartridge comprises at least two image processing means in a single unit
- G03G21/1875—Mechanical means for facilitating the maintenance of the apparatus, e.g. modular arrangements using a processing cartridge, whereby the process cartridge comprises at least two image processing means in a single unit provided with identifying means or means for storing process- or use parameters, e.g. lifetime of the cartridge
- G03G21/1878—Electronically readable memory
- G03G21/1882—Electronically readable memory details of the communication with memory, e.g. wireless communication, protocols
- G03G21/1885—Electronically readable memory details of the communication with memory, e.g. wireless communication, protocols position of the memory; memory housings; electrodes
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- 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
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- 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
- G03G15/0853—Detection or control means for the developer concentration the concentration being measured by magnetic means
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- 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
-
- 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
- G03G15/0877—Arrangements for metering and dispensing developer from a developer cartridge into the development unit
- G03G15/0881—Sealing of developer cartridges
-
- 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
- G03G15/0877—Arrangements for metering and dispensing developer from a developer cartridge into the development unit
- G03G15/0881—Sealing of developer cartridges
- G03G15/0882—Sealing of developer cartridges by a peelable sealing film
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
- G03G21/00—Arrangements not provided for by groups G03G13/00 - G03G19/00, e.g. cleaning, elimination of residual charge
- G03G21/16—Mechanical means for facilitating the maintenance of the apparatus, e.g. modular arrangements
- G03G21/1642—Mechanical means for facilitating the maintenance of the apparatus, e.g. modular arrangements for connecting the different parts of the apparatus
- G03G21/1647—Mechanical connection means
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
- G03G21/00—Arrangements not provided for by groups G03G13/00 - G03G19/00, e.g. cleaning, elimination of residual charge
- G03G21/16—Mechanical means for facilitating the maintenance of the apparatus, e.g. modular arrangements
- G03G21/1642—Mechanical means for facilitating the maintenance of the apparatus, e.g. modular arrangements for connecting the different parts of the apparatus
- G03G21/1652—Electrical connection means
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
- G03G21/00—Arrangements not provided for by groups G03G13/00 - G03G19/00, e.g. cleaning, elimination of residual charge
- G03G21/16—Mechanical means for facilitating the maintenance of the apparatus, e.g. modular arrangements
- G03G21/18—Mechanical means for facilitating the maintenance of the apparatus, e.g. modular arrangements using a processing cartridge, whereby the process cartridge comprises at least two image processing means in a single unit
- G03G21/1875—Mechanical means for facilitating the maintenance of the apparatus, e.g. modular arrangements using a processing cartridge, whereby the process cartridge comprises at least two image processing means in a single unit provided with identifying means or means for storing process- or use parameters, e.g. lifetime of the cartridge
- G03G21/1878—Electronically readable memory
- G03G21/1892—Electronically readable memory for presence detection, authentication
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
- G03G2221/00—Processes not provided for by group G03G2215/00, e.g. cleaning or residual charge elimination
- G03G2221/16—Mechanical means for facilitating the maintenance of the apparatus, e.g. modular arrangements and complete machine concepts
- G03G2221/163—Mechanical means for facilitating the maintenance of the apparatus, e.g. modular arrangements and complete machine concepts for the developer unit
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
- G03G2221/00—Processes not provided for by group G03G2215/00, e.g. cleaning or residual charge elimination
- G03G2221/16—Mechanical means for facilitating the maintenance of the apparatus, e.g. modular arrangements and complete machine concepts
- G03G2221/1648—Mechanical means for facilitating the maintenance of the apparatus, e.g. modular arrangements and complete machine concepts using seals, e.g. to prevent scattering of toner
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
- G03G2221/00—Processes not provided for by group G03G2215/00, e.g. cleaning or residual charge elimination
- G03G2221/16—Mechanical means for facilitating the maintenance of the apparatus, e.g. modular arrangements and complete machine concepts
- G03G2221/1651—Mechanical means for facilitating the maintenance of the apparatus, e.g. modular arrangements and complete machine concepts for connecting the different parts
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
- G03G2221/00—Processes not provided for by group G03G2215/00, e.g. cleaning or residual charge elimination
- G03G2221/16—Mechanical means for facilitating the maintenance of the apparatus, e.g. modular arrangements and complete machine concepts
- G03G2221/1651—Mechanical means for facilitating the maintenance of the apparatus, e.g. modular arrangements and complete machine concepts for connecting the different parts
- G03G2221/1657—Mechanical means for facilitating the maintenance of the apparatus, e.g. modular arrangements and complete machine concepts for connecting the different parts transmitting mechanical drive power
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
- G03G2221/00—Processes not provided for by group G03G2215/00, e.g. cleaning or residual charge elimination
- G03G2221/16—Mechanical means for facilitating the maintenance of the apparatus, e.g. modular arrangements and complete machine concepts
- G03G2221/1651—Mechanical means for facilitating the maintenance of the apparatus, e.g. modular arrangements and complete machine concepts for connecting the different parts
- G03G2221/166—Electrical connectors
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
- G03G2221/00—Processes not provided for by group G03G2215/00, e.g. cleaning or residual charge elimination
- G03G2221/16—Mechanical means for facilitating the maintenance of the apparatus, e.g. modular arrangements and complete machine concepts
- G03G2221/1663—Mechanical means for facilitating the maintenance of the apparatus, e.g. modular arrangements and complete machine concepts having lifetime indicators
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
- G03G2221/00—Processes not provided for by group G03G2215/00, e.g. cleaning or residual charge elimination
- G03G2221/16—Mechanical means for facilitating the maintenance of the apparatus, e.g. modular arrangements and complete machine concepts
- G03G2221/18—Cartridge systems
- G03G2221/183—Process cartridge
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
- G03G2221/00—Processes not provided for by group G03G2215/00, e.g. cleaning or residual charge elimination
- G03G2221/16—Mechanical means for facilitating the maintenance of the apparatus, e.g. modular arrangements and complete machine concepts
- G03G2221/18—Cartridge systems
- G03G2221/183—Process cartridge
- G03G2221/1892—Presence detection
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Computer Vision & Pattern Recognition (AREA)
- Computer Networks & Wireless Communication (AREA)
- Dry Development In Electrophotography (AREA)
- Control Or Security For Electrophotography (AREA)
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4961087 | 1987-03-03 | ||
JP62049607A JPH0820841B2 (ja) | 1987-03-03 | 1987-03-03 | プロセスユニツトの装着検知装置 |
JP62049606A JPH0715609B2 (ja) | 1987-03-03 | 1987-03-03 | プロセスユニツトのシ−ル開封検知装置 |
JP62095534A JP2689984B2 (ja) | 1987-03-03 | 1987-04-17 | プロセスユニツトの寿命検知方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE3883268D1 true DE3883268D1 (de) | 1993-09-23 |
DE3883268T2 DE3883268T2 (de) | 1994-02-24 |
Family
ID=27462383
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE88301802T Expired - Lifetime DE3883268T2 (de) | 1987-03-03 | 1988-03-02 | Vorrichtung zur Bestimmung der Nutzungsdauer einer Prozesseinheit zur Bilderzeugung, der Schliessung einer abziehbaren Abdeckung der Einheit und der Anwesenheit der Einheit in einem Bilderzeugungsgerät. |
Country Status (3)
Country | Link |
---|---|
US (1) | US4873549A (de) |
EP (1) | EP0281372B1 (de) |
DE (1) | DE3883268T2 (de) |
Families Citing this family (46)
Publication number | Priority date | Publication date | Assignee | Title |
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JPS6435579A (en) * | 1987-07-31 | 1989-02-06 | Toshiba Corp | Image forming device |
JP2927808B2 (ja) * | 1988-03-22 | 1999-07-28 | 株式会社日立製作所 | 静電記録装置とその感光体寿命評価方法 |
DE3920338A1 (de) * | 1988-06-28 | 1990-01-04 | Minolta Camera Kk | Bilderzeugendes geraet mit genauer stoerbeseitigung |
US4996566A (en) * | 1988-11-01 | 1991-02-26 | Konica Corporation | Multicolor image forming apparatus with separately removable and insertable assembly units |
JPH0278963U (de) * | 1988-12-07 | 1990-06-18 | ||
DE68922708T2 (de) * | 1988-12-14 | 1995-10-26 | Canon Kk | Reinigungsblatt für drehbares Fixierglied und Bilderzeugungsgerät mit drehbarem Fixierglied. |
US5561787A (en) * | 1989-03-07 | 1996-10-01 | Xerox Corporation | User interface module |
JPH02277083A (ja) * | 1989-04-19 | 1990-11-13 | Ricoh Co Ltd | トナー補給機構 |
JPH0335266A (ja) * | 1989-06-30 | 1991-02-15 | Mita Ind Co Ltd | 現像装置 |
GB2234467B (en) * | 1989-07-04 | 1993-06-16 | Ricoh Kk | Image forming apparatus with replaceable process units. |
DE4035743A1 (de) * | 1989-11-10 | 1991-05-29 | Asahi Optical Co Ltd | Tonermangeldetektoreinrichtung |
JP2827137B2 (ja) * | 1989-12-05 | 1998-11-18 | 株式会社リコー | クリーナ・トナー・マガジン及び電子写真式記録装置 |
JP2801409B2 (ja) * | 1989-12-26 | 1998-09-21 | キヤノン株式会社 | インクジェット装置及び記録系ユニットカートリッジ |
JP2985205B2 (ja) * | 1990-01-25 | 1999-11-29 | ミノルタ株式会社 | 画像形成装置 |
US5028961A (en) * | 1990-08-20 | 1991-07-02 | Eastman Kodak Company | Development apparatus having a developer material storage chamber which automatically discharges upon operation of the mixer |
US5214481A (en) * | 1992-01-31 | 1993-05-25 | Eastman Kodak Company | Image-forming apparatus having replaceable fusing roller and logic and control |
JP3165729B2 (ja) * | 1992-03-23 | 2001-05-14 | キヤノン株式会社 | 現像装置及びプロセスカートリッジ |
JP2669485B2 (ja) * | 1992-05-22 | 1997-10-27 | ブラザー工業株式会社 | 電子写真装置 |
JP3009794B2 (ja) * | 1992-11-30 | 2000-02-14 | 三田工業株式会社 | 画像形成装置 |
JP3005138B2 (ja) * | 1993-03-09 | 2000-01-31 | シャープ株式会社 | 現像装置 |
US5331378A (en) * | 1993-07-29 | 1994-07-19 | Lexmark International, Inc. | Toner cartridge with independent driven systems |
JP3869868B2 (ja) * | 1994-04-27 | 2007-01-17 | キヤノン株式会社 | プロセスカートリッジ及び画像形成装置 |
AU3426895A (en) | 1994-10-17 | 1996-05-02 | Canon Kabushiki Kaisha | Toner container, toner container assembling method, process cartridge, and electrophotographic image forming apparatus |
KR0131959B1 (ko) * | 1994-11-10 | 1998-10-01 | 김광호 | 프로세스 카트리지 교환시기 경보방법 및 장치 |
KR0131958B1 (ko) * | 1994-11-10 | 1998-10-01 | 김광호 | 프로세스 카트리지 교환시기 경보방법 및 장치 |
US5510884A (en) * | 1995-03-24 | 1996-04-23 | Xerox Corporation | Supply accessory for a printing machine with hidden identifier |
EP0738940B1 (de) * | 1995-04-21 | 2003-07-09 | Canon Kabushiki Kaisha | Prozesskassette und Bilderzeugungsgerät |
JP3445040B2 (ja) * | 1995-10-09 | 2003-09-08 | キヤノン株式会社 | 画像形成装置 |
JP3311250B2 (ja) * | 1996-07-31 | 2002-08-05 | キヤノン株式会社 | プロセスカートリッジ及び画像形成装置 |
JP3332818B2 (ja) * | 1996-08-29 | 2002-10-07 | キヤノン株式会社 | プロセスカートリッジ及び電子写真画像形成装置及び接続端子の接続方法 |
JP3563893B2 (ja) * | 1996-10-30 | 2004-09-08 | キヤノン株式会社 | 画像形成装置及びカートリッジ |
JP3332813B2 (ja) * | 1997-08-01 | 2002-10-07 | キヤノン株式会社 | プロセスカートリッジ及び電子写真画像形成装置 |
US5891259A (en) * | 1997-08-18 | 1999-04-06 | No Touch North America | Cleaning method for printing apparatus |
JPH11282326A (ja) * | 1998-03-26 | 1999-10-15 | Canon Inc | プロセスカートリッジ及び電子写真画像形成装置 |
CN1138185C (zh) * | 1999-01-14 | 2004-02-11 | 株式会社理光 | 检测密封部件是否除去的方法及图像形成装置 |
JP3442047B2 (ja) * | 2000-11-17 | 2003-09-02 | キヤノン株式会社 | プロセスカートリッジ及び電子写真画像形成装置 |
JP3697168B2 (ja) | 2001-03-09 | 2005-09-21 | キヤノン株式会社 | プロセスカートリッジおよび電子写真画像形成装置 |
JP4906251B2 (ja) * | 2003-08-29 | 2012-03-28 | 株式会社リコー | プロセスカートリッジ及び画像形成装置 |
US20060002722A1 (en) * | 2004-07-01 | 2006-01-05 | Kabushiki Kaisha Toshiba | System and method for detecting a life time of a developer |
US7162175B2 (en) * | 2004-11-29 | 2007-01-09 | Kabushiki Kaisha Toshiba | Image forming apparatus including temperature sensor and method thereof |
KR100727943B1 (ko) * | 2005-06-27 | 2007-06-14 | 삼성전자주식회사 | 제어보드를 내장한 토너카트리지 및 이를 채용한전자사진방식 화상형성장치 |
JP4498407B2 (ja) | 2006-12-22 | 2010-07-07 | キヤノン株式会社 | プロセスカートリッジ、電子写真画像形成装置、及び、電子写真感光体ドラムユニット |
JP4948382B2 (ja) | 2006-12-22 | 2012-06-06 | キヤノン株式会社 | 感光ドラム取り付け用カップリング部材 |
JP5311854B2 (ja) | 2007-03-23 | 2013-10-09 | キヤノン株式会社 | 電子写真画像形成装置、現像装置、及び、カップリング部材 |
JP4558083B2 (ja) | 2008-06-20 | 2010-10-06 | キヤノン株式会社 | カートリッジ、前記カートリッジの組立て方法、及び、前記カートリッジの分解方法 |
US10527982B2 (en) | 2016-07-22 | 2020-01-07 | Hewlett-Packard Development Company, L.P. | Fuser failure prediction |
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JPS57172235A (en) * | 1981-04-16 | 1982-10-23 | Olympus Optical Co Ltd | Detector for toner density |
JPS58152263A (ja) * | 1982-03-05 | 1983-09-09 | Canon Inc | プロセスキット及び画像形成装置 |
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JPS5961846A (ja) * | 1982-09-30 | 1984-04-09 | Canon Inc | プロセスカ−トリツジ及び該プロセスカ−トリツジを用いる画像形成装置 |
JPS5961850A (ja) * | 1982-09-30 | 1984-04-09 | Canon Inc | プロセスカ−トリツジ |
JPS59176051U (ja) * | 1983-05-11 | 1984-11-24 | 京セラミタ株式会社 | 複写機における現像剤適正条件検出装置 |
US4615608A (en) * | 1983-10-31 | 1986-10-07 | Canon Kabushiki Kaisha | Developing apparatus |
JPS60114870A (ja) * | 1983-11-25 | 1985-06-21 | Canon Inc | 画像形成装置 |
US4669856A (en) * | 1984-09-10 | 1987-06-02 | Sharp Kabushiki Kaisha | Warning device for developer control |
US4742372A (en) * | 1985-08-09 | 1988-05-03 | Mita Industrial Co., Ltd. | Toner detection method and device for copying machines |
US5322813A (en) * | 1992-08-31 | 1994-06-21 | International Business Machines Corporation | Method of making supersaturated rare earth doped semiconductor layers by chemical vapor deposition |
JP3120588B2 (ja) * | 1992-09-07 | 2000-12-25 | トヨタ自動車株式会社 | 車両特性変更装置 |
-
1988
- 1988-02-29 US US07/161,571 patent/US4873549A/en not_active Expired - Lifetime
- 1988-03-02 EP EP88301802A patent/EP0281372B1/de not_active Expired - Lifetime
- 1988-03-02 DE DE88301802T patent/DE3883268T2/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
US4873549A (en) | 1989-10-10 |
EP0281372A1 (de) | 1988-09-07 |
DE3883268T2 (de) | 1994-02-24 |
EP0281372B1 (de) | 1993-08-18 |
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