JPS623810Y2 - - Google Patents
Info
- Publication number
- JPS623810Y2 JPS623810Y2 JP1978086070U JP8607078U JPS623810Y2 JP S623810 Y2 JPS623810 Y2 JP S623810Y2 JP 1978086070 U JP1978086070 U JP 1978086070U JP 8607078 U JP8607078 U JP 8607078U JP S623810 Y2 JPS623810 Y2 JP S623810Y2
- Authority
- JP
- Japan
- Prior art keywords
- eraser lamp
- light
- amount
- photoreceptor
- transistor
- 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
- 238000007600 charging Methods 0.000 claims description 17
- 108091008695 photoreceptors Proteins 0.000 claims description 15
- 238000001514 detection method Methods 0.000 claims description 3
- 230000003068 static effect Effects 0.000 description 12
- 230000005856 abnormality Effects 0.000 description 6
- 230000007423 decrease Effects 0.000 description 6
- 239000003990 capacitor Substances 0.000 description 5
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000002457 bidirectional effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000007786 electrostatic charging Methods 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000003472 neutralizing effect Effects 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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
- G03G15/55—Self-diagnostics; Malfunction or lifetime display
-
- 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
- G03G21/06—Eliminating residual charges from a reusable imaging member
- G03G21/08—Eliminating residual charges from a reusable imaging member using optical radiation
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Control Or Security For Electrophotography (AREA)
- Discharging, Photosensitive Material Shape In Electrophotography (AREA)
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1978086070U JPS623810Y2 (US07655746-20100202-C00011.png) | 1978-06-21 | 1978-06-21 | |
DE2924166A DE2924166C2 (de) | 1978-06-21 | 1979-06-15 | Steuereinrichtung für elektrophotographische Kopiergeräte |
US06/050,529 US4272183A (en) | 1978-06-21 | 1979-06-21 | Control system responsive to eraser malfunctions in electrophotographic copying machines |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1978086070U JPS623810Y2 (US07655746-20100202-C00011.png) | 1978-06-21 | 1978-06-21 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS554447U JPS554447U (US07655746-20100202-C00011.png) | 1980-01-12 |
JPS623810Y2 true JPS623810Y2 (US07655746-20100202-C00011.png) | 1987-01-28 |
Family
ID=13876435
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1978086070U Expired JPS623810Y2 (US07655746-20100202-C00011.png) | 1978-06-21 | 1978-06-21 |
Country Status (3)
Country | Link |
---|---|
US (1) | US4272183A (US07655746-20100202-C00011.png) |
JP (1) | JPS623810Y2 (US07655746-20100202-C00011.png) |
DE (1) | DE2924166C2 (US07655746-20100202-C00011.png) |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS59133570A (ja) * | 1983-01-20 | 1984-07-31 | Sharp Corp | コロナ放電器の異常検出装置 |
JPS6014255A (ja) * | 1983-07-05 | 1985-01-24 | Toshiba Corp | 画像形成装置 |
JPS60140287A (ja) * | 1983-12-28 | 1985-07-25 | Mita Ind Co Ltd | 除電ランプ装置 |
JPH0142622Y2 (US07655746-20100202-C00011.png) * | 1984-10-26 | 1989-12-13 | ||
US4734734A (en) * | 1985-02-01 | 1988-03-29 | Canon Kabushiki Kaisha | Image forming apparatus and erasure illumination device therefor |
JPS629338A (ja) * | 1985-07-05 | 1987-01-17 | Minolta Camera Co Ltd | 自動露光装置 |
US4782369A (en) * | 1986-11-04 | 1988-11-01 | Ricoh Company, Ltd. | Device for illuminating an original document |
JP2511440B2 (ja) * | 1987-02-16 | 1996-06-26 | ミノルタ株式会社 | キセノンランプ寿命検出装置 |
JPH0411092Y2 (US07655746-20100202-C00011.png) * | 1987-07-21 | 1992-03-18 | ||
JP2573409Y2 (ja) * | 1990-10-12 | 1998-05-28 | 東急車輌製造株式会社 | 立体駐車装置 |
JPH04319967A (ja) * | 1991-04-19 | 1992-11-10 | Minolta Camera Co Ltd | 画像形成装置の制御方法 |
ATE140320T1 (de) * | 1991-04-30 | 1996-07-15 | Canon Kk | Elektrophotographisches gerät |
JPH07111102B2 (ja) * | 1992-07-30 | 1995-11-29 | 日本昇降機メンテナンス株式会社 | 立体駐車場 |
JPH06175471A (ja) * | 1992-12-03 | 1994-06-24 | Ricoh Co Ltd | 画像形成装置 |
JP2627395B2 (ja) * | 1994-03-15 | 1997-07-02 | 日本昇降機メンテナンス株式会社 | 立体駐車装置 |
JP5130625B2 (ja) * | 2005-12-26 | 2013-01-30 | ブラザー工業株式会社 | 画像形成装置 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4916148U (US07655746-20100202-C00011.png) * | 1972-05-13 | 1974-02-09 | ||
JPS51132837A (en) * | 1975-05-14 | 1976-11-18 | Ricoh Co Ltd | Electronic photography exposure method |
JPS5255538A (en) * | 1975-10-31 | 1977-05-07 | Sumitomo Electric Ind Ltd | Charging device |
JPS52114331A (en) * | 1976-03-23 | 1977-09-26 | Ricoh Co Ltd | Safety control circuit for copying machine |
JPS5360642A (en) * | 1976-11-12 | 1978-05-31 | Kopia Kk | Copying machine |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3851966A (en) * | 1972-12-11 | 1974-12-03 | Xerox Corp | Reproduction apparatus |
JPS5737160Y2 (US07655746-20100202-C00011.png) * | 1973-12-21 | 1982-08-16 | ||
JPS5133436U (US07655746-20100202-C00011.png) * | 1974-09-02 | 1976-03-11 | ||
NL7507493A (nl) * | 1975-06-24 | 1976-12-28 | Oce Van Der Grinten Nv | Kopieerinrichting. |
JPS5278437U (US07655746-20100202-C00011.png) * | 1975-12-09 | 1977-06-11 | ||
JPS5275440A (en) * | 1975-12-20 | 1977-06-24 | Ricoh Co Ltd | Safety means for copying machine |
-
1978
- 1978-06-21 JP JP1978086070U patent/JPS623810Y2/ja not_active Expired
-
1979
- 1979-06-15 DE DE2924166A patent/DE2924166C2/de not_active Expired
- 1979-06-21 US US06/050,529 patent/US4272183A/en not_active Expired - Lifetime
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4916148U (US07655746-20100202-C00011.png) * | 1972-05-13 | 1974-02-09 | ||
JPS51132837A (en) * | 1975-05-14 | 1976-11-18 | Ricoh Co Ltd | Electronic photography exposure method |
JPS5255538A (en) * | 1975-10-31 | 1977-05-07 | Sumitomo Electric Ind Ltd | Charging device |
JPS52114331A (en) * | 1976-03-23 | 1977-09-26 | Ricoh Co Ltd | Safety control circuit for copying machine |
JPS5360642A (en) * | 1976-11-12 | 1978-05-31 | Kopia Kk | Copying machine |
Also Published As
Publication number | Publication date |
---|---|
JPS554447U (US07655746-20100202-C00011.png) | 1980-01-12 |
US4272183A (en) | 1981-06-09 |
DE2924166C2 (de) | 1983-09-15 |
DE2924166A1 (de) | 1980-01-10 |
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