CA1085446A - Machine a copier electrophotographique - Google Patents

Machine a copier electrophotographique

Info

Publication number
CA1085446A
CA1085446A CA239,866A CA239866A CA1085446A CA 1085446 A CA1085446 A CA 1085446A CA 239866 A CA239866 A CA 239866A CA 1085446 A CA1085446 A CA 1085446A
Authority
CA
Canada
Prior art keywords
duct
corona charger
harmful gases
original
adjacent
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
Application number
CA239,866A
Other languages
English (en)
Inventor
Shunji Yamamoto
Koji Imaizumi
Takashi Hikosaka
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.)
Minolta Co Ltd
Original Assignee
Minolta 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
Priority claimed from JP49137974A external-priority patent/JPS5163630A/ja
Priority claimed from JP49139735A external-priority patent/JPS5165941A/ja
Priority claimed from JP814775U external-priority patent/JPS5190839U/ja
Application filed by Minolta Co Ltd filed Critical Minolta Co Ltd
Application granted granted Critical
Publication of CA1085446A publication Critical patent/CA1085446A/fr
Expired 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
    • G03G21/00—Arrangements not provided for by groups G03G13/00 - G03G19/00, e.g. cleaning, elimination of residual charge
    • G03G21/20—Humidity or temperature control also ozone evacuation; Internal apparatus environment control
    • G03G21/206—Conducting air through the machine, e.g. for cooling, filtering, removing gases like ozone
    • 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
    • G03G21/20—Humidity or temperature control also ozone evacuation; Internal apparatus environment control
    • G03G21/203—Humidity

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Atmospheric Sciences (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Ecology (AREA)
  • Environmental & Geological Engineering (AREA)
  • Environmental Sciences (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Control Or Security For Electrophotography (AREA)
CA239,866A 1974-11-30 1975-11-18 Machine a copier electrophotographique Expired CA1085446A (fr)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
JP137974/1974 1974-11-30
JP49137974A JPS5163630A (fr) 1974-11-30 1974-11-30
JP49139735A JPS5165941A (fr) 1974-12-04 1974-12-04
JP139735/1974 1974-12-04
JP8147/1975 1975-01-16
JP814775U JPS5190839U (fr) 1975-01-16 1975-01-16

Publications (1)

Publication Number Publication Date
CA1085446A true CA1085446A (fr) 1980-09-09

Family

ID=27277902

Family Applications (1)

Application Number Title Priority Date Filing Date
CA239,866A Expired CA1085446A (fr) 1974-11-30 1975-11-18 Machine a copier electrophotographique

Country Status (5)

Country Link
US (1) USRE30897E (fr)
CA (1) CA1085446A (fr)
DE (1) DE2553692A1 (fr)
FR (1) FR2293003A1 (fr)
GB (1) GB1514309A (fr)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2750485C2 (de) * 1977-11-11 1982-06-24 Agfa-Gevaert Ag, 5090 Leverkusen Elektrostatisches Kopiergerät
US5307132A (en) * 1987-11-12 1994-04-26 Canon Kabushiki Kaisha Image forming apparatus having a controller for discharging air in response to a heating condition of an image fixing device
JP2578841B2 (ja) * 1987-11-12 1997-02-05 キヤノン株式会社 画像形成装置
JP2536564Y2 (ja) * 1990-02-13 1997-05-21 株式会社リコー 画像形成装置
US5128720A (en) * 1991-01-18 1992-07-07 Eastman Kodak Company Device for collecting contamination products and ozone from a corona charger
US5291247A (en) * 1992-09-02 1994-03-01 Eastman Kodak Company Image forming apparatus having a corona ventilating means
JP4021712B2 (ja) * 2002-06-13 2007-12-12 株式会社リコー 電子写真方式の画像形成装置及び複写機
JP4219864B2 (ja) * 2004-07-06 2009-02-04 シャープ株式会社 画像形成装置

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3324291A (en) * 1964-07-06 1967-06-06 Xerox Corp Corona generating device with means to cause air flow therethrough to maintain the parts free of dust accumulation
US3288459A (en) * 1965-03-01 1966-11-29 Xerox Corp Document feeding apparatus
US3382360A (en) * 1965-09-10 1968-05-07 Xerox Corp Xerographic charging system having means for providing an air cushion between the charging device and the xerographic drum
US3386365A (en) * 1967-01-16 1968-06-04 Donald D. Jensen Apparatus and method for producing a fog curtain heat shield
JPS5110785B1 (fr) * 1971-01-16 1976-04-06
JPS4877844A (fr) * 1972-01-19 1973-10-19
US3936184A (en) * 1973-05-25 1976-02-03 Canon Kabushiki Kaisha Electrophotographic copying machine

Also Published As

Publication number Publication date
GB1514309A (en) 1978-06-14
USRE30897E (en) 1982-04-06
FR2293003A1 (fr) 1976-06-25
DE2553692A1 (de) 1976-08-12

Similar Documents

Publication Publication Date Title
US4178092A (en) Electrophotographic copying apparatus with gas evacuating means
US4540268A (en) Process kit and image forming apparatus using such kit
CA1085446A (fr) Machine a copier electrophotographique
US5612768A (en) Image forming apparatus with an air ventilation structure for preventing contamination of charging device
EP0316010B1 (fr) Appareil de formation d'images avec dispositif d'aspiration d'air
JPS597101B2 (ja) デンシシヤシンソウチ
US5185629A (en) Image forming apparatus provided with a cooling arrangement and ozone filter
CN107783400B (zh) 图像形成装置
US4040731A (en) Electrophotographic apparatus having a screen-type photoconductive drum
JPH06348096A (ja) 電子写真印刷装置
JPH0143712Y2 (fr)
JPS5957258A (ja) プロセスカ−トリツジ
US5457521A (en) Image forming apparatus with isolated silicone gas
JPH07325539A (ja) 画像形成装置
JPH01321447A (ja) 冷却風の排気方法
JPH0895471A (ja) 画像形成装置
JPH0216514B2 (fr)
JPH04296874A (ja) 画像形成装置
JPS60134255A (ja) 静電記録装置
JPH02103063A (ja) 画像形成装置
JPH061226Y2 (ja) 画像形成装置
JPS59154122A (ja) 複写機のオゾン除去装置
JPH0356980A (ja) 電子写真記録装置
JPH03131874A (ja) 像形成装置
JPH04350863A (ja) 画像形成装置

Legal Events

Date Code Title Description
MKEX Expiry