CA1085446A - Machine a copier electrophotographique - Google Patents

Machine a copier electrophotographique

Info

Publication number: CA1085446A
Authority: CA; Canada
Prior art keywords: duct; corona charger; harmful gases; original; adjacent
Prior art date: 1974-11-30
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)

Other versions

CA239866S (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.)

1974-11-30

Filing date

1975-11-18

Publication date

1980-09-09

1974-11-30 Priority claimed from JP49137974A external-priority patent/JPS5163630A/ja

1974-12-04 Priority claimed from JP49139735A external-priority patent/JPS5165941A/ja

1975-01-16 Priority claimed from JP814775U external-priority patent/JPS5190839U/ja

1975-11-18 Application filed by Minolta Co Ltd filed Critical Minolta Co Ltd

1980-09-09 Application granted granted Critical

1980-09-09 Publication of CA1085446A publication Critical patent/CA1085446A/fr

Status Expired legal-status Critical Current

Links

108091008695 photoreceptors Proteins 0.000 claims abstract description 52
239000007789 gas Substances 0.000 claims abstract description 38
230000009931 harmful effect Effects 0.000 claims abstract description 31
230000003287 optical effect Effects 0.000 claims description 8
230000015572 biosynthetic process Effects 0.000 claims description 4
238000010438 heat treatment Methods 0.000 abstract description 26
230000006866 deterioration Effects 0.000 abstract description 7
230000002265 prevention Effects 0.000 description 14
238000012986 modification Methods 0.000 description 13
230000004048 modification Effects 0.000 description 13
MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 12
CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 11
238000005192 partition Methods 0.000 description 10
239000003960 organic solvent Substances 0.000 description 8
238000012546 transfer Methods 0.000 description 8
OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 7
229910052799 carbon Inorganic materials 0.000 description 7
239000007795 chemical reaction product Substances 0.000 description 7
230000000875 corresponding effect Effects 0.000 description 7
239000011521 glass Substances 0.000 description 7
208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 6
238000007599 discharging Methods 0.000 description 5
208000035475 disorder Diseases 0.000 description 5
WUPHOULIZUERAE-UHFFFAOYSA-N 3-(oxolan-2-yl)propanoic acid Chemical compound OC(=O)CCC1CCCO1 WUPHOULIZUERAE-UHFFFAOYSA-N 0.000 description 4
229910052980 cadmium sulfide Inorganic materials 0.000 description 4
238000010276 construction Methods 0.000 description 4
230000000694 effects Effects 0.000 description 4
235000019391 nitrogen oxide Nutrition 0.000 description 4
229920003227 poly(N-vinyl carbazole) Polymers 0.000 description 4
238000004891 communication Methods 0.000 description 3
230000008030 elimination Effects 0.000 description 3
238000003379 elimination reaction Methods 0.000 description 3
239000007788 liquid Substances 0.000 description 3
239000000047 product Substances 0.000 description 3
230000009467 reduction Effects 0.000 description 3
239000000243 solution Substances 0.000 description 3
238000012360 testing method Methods 0.000 description 3
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
238000010586 diagram Methods 0.000 description 2
238000002474 experimental method Methods 0.000 description 2
239000000463 material Substances 0.000 description 2
KJFMBFZCATUALV-UHFFFAOYSA-N phenolphthalein Chemical compound C1=CC(O)=CC=C1C1(C=2C=CC(O)=CC=2)C2=CC=CC=C2C(=O)O1 KJFMBFZCATUALV-UHFFFAOYSA-N 0.000 description 2
229910052573 porcelain Inorganic materials 0.000 description 2
230000005855 radiation Effects 0.000 description 2
206010019233 Headaches Diseases 0.000 description 1
206010061218 Inflammation Diseases 0.000 description 1
238000010521 absorption reaction Methods 0.000 description 1
238000009825 accumulation Methods 0.000 description 1
230000032683 aging Effects 0.000 description 1
230000004075 alteration Effects 0.000 description 1
XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
229910052782 aluminium Inorganic materials 0.000 description 1
230000008901 benefit Effects 0.000 description 1
210000000621 bronchi Anatomy 0.000 description 1
206010006451 bronchitis Diseases 0.000 description 1
239000004568 cement Substances 0.000 description 1
238000006243 chemical reaction Methods 0.000 description 1
230000002301 combined effect Effects 0.000 description 1
230000001276 controlling effect Effects 0.000 description 1
230000007797 corrosion Effects 0.000 description 1
238000005260 corrosion Methods 0.000 description 1
201000010099 disease Diseases 0.000 description 1
231100000869 headache Toxicity 0.000 description 1
238000005286 illumination Methods 0.000 description 1
230000006872 improvement Effects 0.000 description 1
230000004054 inflammatory process Effects 0.000 description 1
230000000977 initiatory effect Effects 0.000 description 1
238000002347 injection Methods 0.000 description 1
239000007924 injection Substances 0.000 description 1
229910010272 inorganic material Inorganic materials 0.000 description 1
239000011147 inorganic material Substances 0.000 description 1
238000004519 manufacturing process Methods 0.000 description 1
238000000034 method Methods 0.000 description 1
239000000203 mixture Substances 0.000 description 1
239000011368 organic material Substances 0.000 description 1
238000013021 overheating Methods 0.000 description 1
239000002245 particle Substances 0.000 description 1
230000002093 peripheral effect Effects 0.000 description 1
230000008569 process Effects 0.000 description 1
238000012545 processing Methods 0.000 description 1
230000001012 protector Effects 0.000 description 1
239000003566 sealing material Substances 0.000 description 1
239000002904 solvent Substances 0.000 description 1
239000000725 suspension Substances 0.000 description 1
230000037303 wrinkles Effects 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
- G03G21/20—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
JP49137974A JPS5163630A (fr)	1974-11-30	1974-11-30
JP137974/1974		1974-11-30
JP49139735A JPS5165941A (fr)	1974-12-04	1974-12-04
JP139735/1974		1974-12-04
JP814775U JPS5190839U (fr)	1975-01-16	1975-01-16
JP8147/1975		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
US3332328A (en) *	1965-03-01	1967-07-25	Xerox Corp	Xerographic developer seal and process
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

1975
- 1975-11-18 CA CA239,866A patent/CA1085446A/fr not_active Expired
- 1975-11-24 GB GB48200/75A patent/GB1514309A/en not_active Expired
- 1975-11-28 DE DE19752553692 patent/DE2553692A1/de active Pending
- 1975-11-28 FR FR7536569A patent/FR2293003A1/fr active Pending
1980
- 1980-06-24 US US06/162,610 patent/USRE30897E/en not_active Expired - Lifetime

Also Published As

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

Legal Events

Date	Code	Title	Description
1997-09-09	MKEX	Expiry

Publication	Publication Date	Title
US4178092A (en)	1979-12-11	Electrophotographic copying apparatus with gas evacuating means
US4540268A (en)	1985-09-10	Process kit and image forming apparatus using such kit
US4202618A (en)	1980-05-13	Electrostatic copying machine having flash-discharge-lamp fixing unit
US5612768A (en)	1997-03-18	Image forming apparatus with an air ventilation structure for preventing contamination of charging device
US5307132A (en)	1994-04-26	Image forming apparatus having a controller for discharging air in response to a heating condition of an image fixing device
US4093368A (en)	1978-06-06	Electrographic apparatus
CN102692836A (zh)	2012-09-26	图像形成设备
USRE30897E (en)	1982-04-06	Electrophotographic copying apparatus with gas evacuating means
EP0316010B1 (fr)	1994-07-13	Appareil de formation d'images avec dispositif d'aspiration d'air
US5185629A (en)	1993-02-09	Image forming apparatus provided with a cooling arrangement and ozone filter
US5457521A (en)	1995-10-10	Image forming apparatus with isolated silicone gas
JPH0143712Y2 (fr)	1989-12-19
US11966195B2 (en)	2024-04-23	Minute-particle trapping device and image forming apparatus
JPS5957258A (ja)	1984-04-02	プロセスカ−トリツジ
JPH07325539A (ja)	1995-12-12	画像形成装置
JPH0394279A (ja)	1991-04-19	画像形成装置
JPH01321447A (ja)	1989-12-27	冷却風の排気方法
JPH0216514B2 (fr)	1990-04-17
JPS58153955A (ja)	1983-09-13	複写機におけるオゾン除去装置
JPH0895471A (ja)	1996-04-12	画像形成装置
JPH04296874A (ja)	1992-10-21	画像形成装置
JP2795404B2 (ja)	1998-09-10	電子写真記録装置
JPH02103063A (ja)	1990-04-16	画像形成装置
JPS60134255A (ja)	1985-07-17	静電記録装置
JPS59154122A (ja)	1984-09-03	複写機のオゾン除去装置