JPH0141985B2 - - Google Patents
Info
- Publication number
- JPH0141985B2 JPH0141985B2 JP56048915A JP4891581A JPH0141985B2 JP H0141985 B2 JPH0141985 B2 JP H0141985B2 JP 56048915 A JP56048915 A JP 56048915A JP 4891581 A JP4891581 A JP 4891581A JP H0141985 B2 JPH0141985 B2 JP H0141985B2
- Authority
- JP
- Japan
- Prior art keywords
- process kit
- kit
- image carrier
- display
- image forming
- 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
Links
- 238000000034 method Methods 0.000 claims description 68
- 230000008569 process Effects 0.000 claims description 67
- 230000004044 response Effects 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 claims 3
- 230000007246 mechanism Effects 0.000 description 25
- 108091008695 photoreceptors Proteins 0.000 description 13
- 238000012546 transfer Methods 0.000 description 12
- 239000000463 material Substances 0.000 description 8
- 238000004140 cleaning Methods 0.000 description 5
- 230000015572 biosynthetic process Effects 0.000 description 4
- 238000005755 formation reaction Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000003287 optical effect Effects 0.000 description 3
- 230000001186 cumulative effect Effects 0.000 description 2
- 238000005286 illumination Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 230000008901 benefit Effects 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- 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
- G03G21/1896—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 mechanical or optical identification means, e.g. protrusions, bar codes
-
- 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
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Computer Vision & Pattern Recognition (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Control Or Security For Electrophotography (AREA)
- Discharging, Photosensitive Material Shape In Electrophotography (AREA)
- Combination Of More Than One Step In Electrophotography (AREA)
- Electrophotography Configuration And Component (AREA)
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP56048915A JPS57163276A (en) | 1981-04-01 | 1981-04-01 | Picture forming device |
US06/360,686 US4551000A (en) | 1981-04-01 | 1982-03-22 | Process kit and an image forming apparatus using the same |
GB8209211A GB2097332B (en) | 1981-04-01 | 1982-03-29 | Monitoring useful life detachable machine units |
DE3211982A DE3211982C2 (de) | 1981-04-01 | 1982-03-31 | Prozeßeinheit für ein elektrofotografisches oder elektrostatisches Bilderzeugungsgerät |
HK462/88A HK46288A (en) | 1981-04-01 | 1988-06-23 | A detachable unit for an image recording apparatus and an apparatus including such a unit |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP56048915A JPS57163276A (en) | 1981-04-01 | 1981-04-01 | Picture forming device |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP59148934A Division JPS6063551A (ja) | 1984-07-17 | 1984-07-17 | 画像形成装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS57163276A JPS57163276A (en) | 1982-10-07 |
JPH0141985B2 true JPH0141985B2 (US07923587-20110412-C00022.png) | 1989-09-08 |
Family
ID=12816544
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP56048915A Granted JPS57163276A (en) | 1981-04-01 | 1981-04-01 | Picture forming device |
Country Status (5)
Families Citing this family (80)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5875161A (ja) * | 1981-10-29 | 1983-05-06 | Canon Inc | プロセスキツト及びこのキツトを用いる画像形成装置 |
JPS58139162A (ja) * | 1982-02-12 | 1983-08-18 | Canon Inc | プロセスキツト及びこのキツトを用いる像形成装置 |
JPS58190965A (ja) * | 1982-04-30 | 1983-11-08 | Canon Inc | 感光体ユニット及びこの感光体ユニットが着脱可能な画像形成装置 |
DE3329714A1 (de) * | 1982-08-17 | 1984-02-23 | Canon K.K., Tokyo | Arbeitseinheit und damit ausgestattetes mehrfarben-abbildungsgeraet |
JPS5961851A (ja) * | 1982-09-30 | 1984-04-09 | Canon Inc | プロセスカートリッジ及びそのカートリッジを用いる画像形成装置 |
JPS59176059U (ja) * | 1983-05-12 | 1984-11-24 | 株式会社リコー | 複写機等の像担持体の寿命測定装置 |
JPH0680466B2 (ja) * | 1983-05-18 | 1994-10-12 | キヤノン株式会社 | 画像形成装置に着脱可能なユニット |
JPS6156370A (ja) * | 1984-08-28 | 1986-03-22 | Ricoh Co Ltd | 画像形成装置 |
JPS6177072A (ja) * | 1984-09-25 | 1986-04-19 | Canon Inc | 記録装置 |
US4707748A (en) * | 1985-02-14 | 1987-11-17 | Canon Kabushiki Kaisha | Image recording apparatus |
JPS61186968A (ja) * | 1985-02-15 | 1986-08-20 | Canon Inc | 画像形成装置 |
US4783678A (en) * | 1985-07-27 | 1988-11-08 | Konishiroku Photo Industry Co., Ltd. | Recording apparatus |
JPS6255686A (ja) * | 1985-09-05 | 1987-03-11 | Mita Ind Co Ltd | トナ−回収装置 |
JPS6295552A (ja) * | 1985-10-22 | 1987-05-02 | Toshiba Corp | 画像形成装置 |
JPH0668642B2 (ja) * | 1986-02-18 | 1994-08-31 | キヤノン株式会社 | 画像形成装置 |
JPS62202294A (ja) * | 1986-02-28 | 1987-09-05 | Casio Comput Co Ltd | カウンタ装置 |
JPS62210478A (ja) * | 1986-03-11 | 1987-09-16 | Mita Ind Co Ltd | 画像形成装置におけるドラムユニツトの交換時期警告方法 |
US5223938A (en) * | 1986-04-11 | 1993-06-29 | Canon Kabushiki Kaisha | Image forming apparatus and process cartridge therefor |
GB2189327A (en) * | 1986-04-15 | 1987-10-21 | Xerox Corp | Copier having readily replacable photoconductive member |
US4974020A (en) * | 1986-09-30 | 1990-11-27 | Mita Industrial Co. | Removable developing units for a copying machine and display for indicating the useful life of the machine |
JPS6382253U (US07923587-20110412-C00022.png) * | 1986-11-18 | 1988-05-30 | ||
JPS63158572A (ja) * | 1986-12-23 | 1988-07-01 | Konica Corp | 感光体疲労回復を抑えた複写装置 |
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 |
US4764715A (en) * | 1987-06-15 | 1988-08-16 | Motorola, Inc. | Electronic service timer for an appliance |
JP2780775B2 (ja) * | 1988-01-12 | 1998-07-30 | 株式会社リコー | 感光体疲労検出装置を具備する画像形成装置 |
JPH01263662A (ja) * | 1988-04-15 | 1989-10-20 | Fuji Xerox Co Ltd | 記録装置およびその消耗部品 |
JPH01304468A (ja) * | 1988-06-02 | 1989-12-08 | Fujitsu Ltd | 画像印刷装置 |
JPH087399Y2 (ja) * | 1988-07-01 | 1996-03-04 | 旭光学工業株式会社 | 感光体ドラムカウンタのリセット機構 |
US5043764A (en) * | 1988-07-07 | 1991-08-27 | Eastman Kodak Company | Replaceable developer station having indicator for determining whether developer station is used or new |
US4956668A (en) * | 1988-07-05 | 1990-09-11 | Eastman Kodak Company | Developer mix monitoring for replaceable developer stations |
US4996566A (en) * | 1988-11-01 | 1991-02-26 | Konica Corporation | Multicolor image forming apparatus with separately removable and insertable assembly units |
US5276461A (en) * | 1989-04-18 | 1994-01-04 | Tokyo Electric Co., Ltd. | Electrophotographic printing device |
US4961088A (en) * | 1989-04-20 | 1990-10-02 | Xerox Corporation | Monitor/warranty system for electrostatographic reproducing machines using replaceable cartridges |
US5016171A (en) * | 1989-04-20 | 1991-05-14 | Xerox Corporation | Copy cartridge warranty and billing system |
US5287161A (en) * | 1989-05-09 | 1994-02-15 | Konica Corporation | Color image forming apparatus with a multicolor detachable process unit |
JP2926655B2 (ja) * | 1989-05-19 | 1999-07-28 | 株式会社リコー | 電子写真装置 |
GB2234467B (en) * | 1989-07-04 | 1993-06-16 | Ricoh Kk | Image forming apparatus with replaceable process units. |
JP2937392B2 (ja) * | 1990-03-22 | 1999-08-23 | 株式会社東芝 | 画像形成装置 |
JPH04212181A (ja) * | 1990-06-14 | 1992-08-03 | Sharp Corp | 感光体膜減り検出装置を備える画像形成装置 |
US5220379A (en) * | 1990-07-26 | 1993-06-15 | Konica Corporation | Color image forming apparatus |
DE4201899C2 (de) * | 1991-01-31 | 1996-04-11 | Minolta Camera Kk | Elektrophotographische Prozeßeinheit |
US5206685A (en) * | 1991-03-29 | 1993-04-27 | Tokyo Electric Co., Ltd. | Apparatus for maintaining an electrophotographic apparatus |
JP2685992B2 (ja) * | 1991-04-25 | 1997-12-08 | 株式会社テック | 電子写真装置の部品保守時期警告装置 |
JPH063890A (ja) * | 1992-06-24 | 1994-01-14 | Toshiba Corp | 画像形成装置 |
JP2948707B2 (ja) * | 1992-10-22 | 1999-09-13 | キヤノン株式会社 | 帯電ローラ及びプロセスカートリッジ及び画像形成装置 |
US5296894A (en) * | 1992-12-03 | 1994-03-22 | Eastman Kodak Company | Image forming apparatus and an image member cartridge containing a photoconductive drum |
US5283613A (en) * | 1993-02-19 | 1994-02-01 | Xerox Corporation | Monitoring system with dual memory for electrophotographic printing machines using replaceable cartridges |
KR0131959B1 (ko) * | 1994-11-10 | 1998-10-01 | 김광호 | 프로세스 카트리지 교환시기 경보방법 및 장치 |
US6065824A (en) * | 1994-12-22 | 2000-05-23 | Hewlett-Packard Company | Method and apparatus for storing information on a replaceable ink container |
US5812156A (en) * | 1997-01-21 | 1998-09-22 | Hewlett-Packard Company | Apparatus controlled by data from consumable parts with incorporated memory devices |
US5699091A (en) * | 1994-12-22 | 1997-12-16 | Hewlett-Packard Company | Replaceable part with integral memory for usage, calibration and other data |
JPH0934319A (ja) * | 1995-07-24 | 1997-02-07 | Canon Inc | 画像形成装置 |
JP3146237B2 (ja) * | 1995-11-10 | 2001-03-12 | キヤノン株式会社 | 画像形成装置 |
US5995772A (en) * | 1996-02-16 | 1999-11-30 | Lexmark International Inc. | Imaging apparatus cartridge including an encoded device |
US5634169A (en) * | 1996-02-16 | 1997-05-27 | Lexmark International, Inc. | Multiple function encoder wheel for cartridges utilized in an electrophotographic output device |
US6113208A (en) * | 1996-05-22 | 2000-09-05 | Hewlett-Packard Company | Replaceable cartridge for a printer including resident memory with stored message triggering data |
US5758224A (en) * | 1996-09-23 | 1998-05-26 | Hewlett-Packard Company | Fusable life indicator and identification device for an electrophotographic consumable product |
US6126265A (en) * | 1997-01-21 | 2000-10-03 | Hewlett-Packard Company | Ink jet printer service station controlled by data from consumable parts with incorporated memory devices |
US6375301B1 (en) | 1997-01-21 | 2002-04-23 | Hewlett-Packard Company | Replaceable cartridge, kit and method for flushing ink from an inkjet printer |
US6940613B1 (en) * | 1997-04-11 | 2005-09-06 | Xerox Corporation | System for managing replaceable modules in a digital printing apparatus |
US6161913A (en) * | 1997-05-15 | 2000-12-19 | Hewlett-Packard Company | Method and apparatus for prediction of inkjet printhead lifetime |
JP3466888B2 (ja) * | 1997-10-01 | 2003-11-17 | 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 |
JP3597040B2 (ja) * | 1998-04-06 | 2004-12-02 | 株式会社リコー | 画像形成装置 |
US6267463B1 (en) | 1998-05-11 | 2001-07-31 | Hewlett-Packard Company | Method and apparatus for transferring data between a printer and a replaceable printing component |
US6264301B1 (en) | 1998-05-11 | 2001-07-24 | Hewlett-Packard Company | Method and apparatus for identifying parameters in a replaceable printing component |
US6019449A (en) * | 1998-06-05 | 2000-02-01 | Hewlett-Packard Company | Apparatus controlled by data from consumable parts with incorporated memory devices |
US6039430A (en) * | 1998-06-05 | 2000-03-21 | Hewlett-Packard Company | Method and apparatus for storing and retrieving information on a replaceable printing component |
US6488352B1 (en) | 1998-09-03 | 2002-12-03 | Hewlett-Packard Company | Method and apparatus for checking compatibility of a replaceable printing component |
US5995774A (en) * | 1998-09-11 | 1999-11-30 | Lexmark International, Inc. | Method and apparatus for storing data in a non-volatile memory circuit mounted on a printer's process cartridge |
US6263170B1 (en) | 1999-12-08 | 2001-07-17 | Xerox Corporation | Consumable component identification and detection |
US7145671B2 (en) * | 2001-08-16 | 2006-12-05 | Hewlett-Packard Development Company, L.P. | Image forming devices, methods of operating an image forming device, a method of providing consumable information, and a method of operating a printer |
JP3951996B2 (ja) * | 2003-09-18 | 2007-08-01 | コニカミノルタビジネステクノロジーズ株式会社 | 画像形成装置 |
US9296214B2 (en) | 2004-07-02 | 2016-03-29 | Zih Corp. | Thermal print head usage monitor and method for using the monitor |
JP4865341B2 (ja) | 2005-02-04 | 2012-02-01 | 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 |
US8721203B2 (en) | 2005-10-06 | 2014-05-13 | Zih Corp. | Memory system and method for consumables of a printer |
JP4983050B2 (ja) * | 2006-03-06 | 2012-07-25 | 富士ゼロックス株式会社 | 保護カバー及びこれを用いたプロセスカートリッジ、画像形成装置並びにプロセスカートリッジの装着方法 |
JP2008170622A (ja) * | 2007-01-10 | 2008-07-24 | Kyocera Mita Corp | 画像形成装置 |
US8128186B2 (en) * | 2007-07-27 | 2012-03-06 | Hewlett-Packard Development Company, L.P. | Non-volatile memory data integrity validation |
JP4496256B2 (ja) * | 2008-02-07 | 2010-07-07 | 株式会社リコー | 画像形成装置 |
JP2009198735A (ja) * | 2008-02-21 | 2009-09-03 | Sharp Corp | 画像形成装置 |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3700323A (en) * | 1971-12-28 | 1972-10-24 | Eastman Kodak Co | Control circuitry for assisting electrostatographic compensation |
JPS4935039A (US07923587-20110412-C00022.png) * | 1972-08-03 | 1974-04-01 | ||
JPS4936340A (US07923587-20110412-C00022.png) * | 1972-07-31 | 1974-04-04 | ||
JPS512433A (US07923587-20110412-C00022.png) * | 1974-06-25 | 1976-01-10 | Minolta Camera Kk | |
JPS5250797U (US07923587-20110412-C00022.png) * | 1975-10-09 | 1977-04-11 | ||
JPS53102045A (en) * | 1977-02-18 | 1978-09-06 | Ricoh Co Ltd | Indicator for fatigue of photosensitive body of electrophotographic copier |
JPS5429643A (en) * | 1977-08-09 | 1979-03-05 | Ricoh Co Ltd | Service life detecting and display method of parts of copying machines |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2469008A (en) * | 1944-09-28 | 1949-05-03 | Simmon Brothers Inc | Roll film camera with detachable magazine |
DE1236927B (de) * | 1956-05-02 | 1967-03-16 | Adox Fotowerke Dr C Schleussne | Rollfilmkamera mit Wechselkassette |
US3600086A (en) * | 1969-01-15 | 1971-08-17 | Ibm | Automatic photoconductor advance mechanism for a xerographic copying machine |
JPS4913902Y1 (US07923587-20110412-C00022.png) * | 1969-06-30 | 1974-04-05 | ||
DE2104520C3 (de) * | 1971-02-01 | 1973-09-20 | Lumoprint Zindler Kg, 2000 Hamburg | Zählvorrichtung, insbesondere für Kopiergerate zur Abzahlung einer einstellbaren Kopienzahl |
US3926515A (en) * | 1972-07-31 | 1975-12-16 | Ricoh Kk | Photoreceptor changing apparatus for electrophotographic copying machines |
JPS5242590B2 (US07923587-20110412-C00022.png) * | 1973-01-18 | 1977-10-25 | ||
JPS5519935Y2 (US07923587-20110412-C00022.png) * | 1973-02-08 | 1980-05-13 | ||
US3898681A (en) * | 1973-04-09 | 1975-08-05 | Bell & Howell Co | Light sealed film cartridge |
US3872282A (en) * | 1973-11-08 | 1975-03-18 | John R Long | Copy machine record system for cost control |
US3985436A (en) * | 1974-06-25 | 1976-10-12 | Minolta Camera Kabushiki Kaisha | Electrophotographic copying apparatus |
US4084901A (en) * | 1976-03-25 | 1978-04-18 | Pitney-Bowes, Inc. | Copying machine |
US4097139A (en) * | 1976-09-30 | 1978-06-27 | Xerox Corporation | Reproducing machine having interchangeable developer housings |
US4239365A (en) * | 1979-05-07 | 1980-12-16 | Polaroid Corporation | Accessory for adapting cameras to small format photographic film units |
JPS56140360A (en) * | 1980-04-04 | 1981-11-02 | Konishiroku Photo Ind Co Ltd | Image recorder |
JPS5788461A (en) * | 1980-11-22 | 1982-06-02 | Canon Inc | Picture formation device |
-
1981
- 1981-04-01 JP JP56048915A patent/JPS57163276A/ja active Granted
-
1982
- 1982-03-22 US US06/360,686 patent/US4551000A/en not_active Expired - Lifetime
- 1982-03-29 GB GB8209211A patent/GB2097332B/en not_active Expired
- 1982-03-31 DE DE3211982A patent/DE3211982C2/de not_active Expired
-
1988
- 1988-06-23 HK HK462/88A patent/HK46288A/xx not_active IP Right Cessation
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3700323A (en) * | 1971-12-28 | 1972-10-24 | Eastman Kodak Co | Control circuitry for assisting electrostatographic compensation |
JPS4936340A (US07923587-20110412-C00022.png) * | 1972-07-31 | 1974-04-04 | ||
JPS4935039A (US07923587-20110412-C00022.png) * | 1972-08-03 | 1974-04-01 | ||
JPS512433A (US07923587-20110412-C00022.png) * | 1974-06-25 | 1976-01-10 | Minolta Camera Kk | |
JPS5250797U (US07923587-20110412-C00022.png) * | 1975-10-09 | 1977-04-11 | ||
JPS53102045A (en) * | 1977-02-18 | 1978-09-06 | Ricoh Co Ltd | Indicator for fatigue of photosensitive body of electrophotographic copier |
JPS5429643A (en) * | 1977-08-09 | 1979-03-05 | Ricoh Co Ltd | Service life detecting and display method of parts of copying machines |
Also Published As
Publication number | Publication date |
---|---|
DE3211982C2 (de) | 1985-11-21 |
JPS57163276A (en) | 1982-10-07 |
GB2097332A (en) | 1982-11-03 |
US4551000A (en) | 1985-11-05 |
GB2097332B (en) | 1985-09-04 |
HK46288A (en) | 1988-07-01 |
DE3211982A1 (de) | 1982-10-14 |