DE2507880C2 - Auflageplatte für eine Vorlage in einem Kopiergerät - Google Patents
Auflageplatte für eine Vorlage in einem KopiergerätInfo
- Publication number
- DE2507880C2 DE2507880C2 DE2507880A DE2507880A DE2507880C2 DE 2507880 C2 DE2507880 C2 DE 2507880C2 DE 2507880 A DE2507880 A DE 2507880A DE 2507880 A DE2507880 A DE 2507880A DE 2507880 C2 DE2507880 C2 DE 2507880C2
- Authority
- DE
- Germany
- Prior art keywords
- support plate
- original
- cell
- plate according
- transparent
- 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
- 238000003384 imaging method Methods 0.000 claims description 23
- 239000004973 liquid crystal related substance Substances 0.000 claims description 19
- 239000002178 crystalline material Substances 0.000 claims description 6
- 239000007788 liquid Substances 0.000 claims description 5
- 239000013078 crystal Substances 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 210000004027 cell Anatomy 0.000 description 22
- 239000002245 particle Substances 0.000 description 16
- 239000012876 carrier material Substances 0.000 description 14
- 238000012546 transfer Methods 0.000 description 14
- 239000000843 powder Substances 0.000 description 12
- 230000003287 optical effect Effects 0.000 description 7
- 239000004020 conductor Substances 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- XOLBLPGZBRYERU-UHFFFAOYSA-N tin dioxide Chemical compound O=[Sn]=O XOLBLPGZBRYERU-UHFFFAOYSA-N 0.000 description 6
- 229910001887 tin oxide Inorganic materials 0.000 description 6
- 239000011521 glass Substances 0.000 description 5
- 239000000758 substrate Substances 0.000 description 4
- 238000004140 cleaning Methods 0.000 description 3
- 238000011161 development Methods 0.000 description 3
- 230000005684 electric field Effects 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 239000007921 spray Substances 0.000 description 3
- 210000002858 crystal cell Anatomy 0.000 description 2
- 230000033001 locomotion Effects 0.000 description 2
- 238000013507 mapping Methods 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- CMSGUKVDXXTJDQ-UHFFFAOYSA-N 4-(2-naphthalen-1-ylethylamino)-4-oxobutanoic acid Chemical compound C1=CC=C2C(CCNC(=O)CCC(=O)O)=CC=CC2=C1 CMSGUKVDXXTJDQ-UHFFFAOYSA-N 0.000 description 1
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- 244000043261 Hevea brasiliensis Species 0.000 description 1
- 229920005830 Polyurethane Foam Polymers 0.000 description 1
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- 239000002250 absorbent Substances 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 239000011651 chromium Substances 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000013536 elastomeric material Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- 230000005669 field effect Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000011888 foil Substances 0.000 description 1
- 230000002496 gastric effect Effects 0.000 description 1
- 229910003437 indium oxide Inorganic materials 0.000 description 1
- PJXISJQVUVHSOJ-UHFFFAOYSA-N indium(iii) oxide Chemical compound [O-2].[O-2].[O-2].[In+3].[In+3] PJXISJQVUVHSOJ-UHFFFAOYSA-N 0.000 description 1
- 230000001678 irradiating effect Effects 0.000 description 1
- 238000001299 laser-induced shock wave plasma spectroscopy Methods 0.000 description 1
- 229920003052 natural elastomer Polymers 0.000 description 1
- 229920001194 natural rubber Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000002985 plastic film Substances 0.000 description 1
- 239000011496 polyurethane foam Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000001454 recorded image Methods 0.000 description 1
- 230000033458 reproduction Effects 0.000 description 1
- 230000003595 spectral effect Effects 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 230000004936 stimulating effect Effects 0.000 description 1
- 229920003051 synthetic elastomer Polymers 0.000 description 1
- 239000005061 synthetic rubber Substances 0.000 description 1
- 229910052718 tin Inorganic materials 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
- G03G15/60—Apparatus which relate to the handling of originals
- G03G15/605—Holders for originals or exposure platens
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Combination Of More Than One Step In Electrophotography (AREA)
- Holders For Sensitive Materials And Originals (AREA)
- Liquid Crystal (AREA)
- Exposure Or Original Feeding In Electrophotography (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/456,089 US3936172A (en) | 1974-03-29 | 1974-03-29 | Liquid crystalline platen for an electrophotographic printing machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE2507880A1 DE2507880A1 (de) | 1975-10-02 |
| DE2507880C2 true DE2507880C2 (de) | 1985-02-21 |
Family
ID=23811367
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2507880A Expired DE2507880C2 (de) | 1974-03-29 | 1975-02-24 | Auflageplatte für eine Vorlage in einem Kopiergerät |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US3936172A (enExample) |
| JP (1) | JPS5757693B2 (enExample) |
| CA (1) | CA1065958A (enExample) |
| DE (1) | DE2507880C2 (enExample) |
| FR (1) | FR2266199B1 (enExample) |
| GB (1) | GB1482046A (enExample) |
| LU (1) | LU72148A1 (enExample) |
| NL (1) | NL7502041A (enExample) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3739963A1 (de) * | 1986-11-27 | 1988-06-09 | Alps Electric Co Ltd | Kopierer |
Families Citing this family (34)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1407245A (en) * | 1971-08-17 | 1975-09-24 | Kyodo Printing Co Ltd | Electrostatic copying sheet |
| JPS51129239A (en) * | 1975-04-21 | 1976-11-10 | Xerox Corp | Optical apparatus |
| US4071430A (en) * | 1976-12-06 | 1978-01-31 | North American Philips Corporation | Electrophoretic image display having an improved switching time |
| GB1564355A (en) * | 1976-12-14 | 1980-04-10 | Xerox Corp | Document copying apparatus |
| US4194833A (en) * | 1977-02-03 | 1980-03-25 | Static Systems Corporation | Electronic typewriter having an electronic display |
| FR2380576A1 (fr) * | 1977-02-15 | 1978-09-08 | Raymond Joel | Procede pour porter des indications ou reperes sur un support d'enregistrement et/ou de reproduction |
| US4218302A (en) * | 1979-08-02 | 1980-08-19 | U.S. Philips Corporation | Electrophoretic display devices |
| DE3140078A1 (de) * | 1980-10-08 | 1982-04-22 | Kabushiki Kaisha Suwa Seikosha, Tokyo | Optische fluessigkristalleinrichtung und drucker, der eine solche optische einrichtung als lichtventil benutzt |
| DE3132644C2 (de) * | 1981-03-23 | 1986-02-13 | Hermann 7742 St Georgen Stockburger | Kopiergerät mit Zugangskontrolle |
| US4527886A (en) * | 1981-05-12 | 1985-07-09 | Kyoto Ceramic Co., Ltd. | Electrophotographic recording apparatus having both functions of copying and printing |
| JPS5810429U (ja) * | 1981-07-13 | 1983-01-22 | 株式会社大床製作所 | 遮光装置を備えた原稿ホルダ− |
| JPS5974542A (ja) * | 1982-10-22 | 1984-04-27 | Hitachi Ltd | プリンタ |
| GB2131964A (en) * | 1982-12-10 | 1984-06-27 | Letraset International Ltd | Exposing through an LCD |
| DE3409406A1 (de) * | 1983-03-15 | 1984-09-20 | Canon K.K., Tokio/Tokyo | Bildreproduktionsgeraet |
| US4646249A (en) * | 1983-06-16 | 1987-02-24 | Canon Kabushiki Kaisha | Image processing system |
| US4603945A (en) * | 1984-03-02 | 1986-08-05 | Manchester R & D Partnership | Liquid crystal graphics imager and method |
| DE3422583A1 (de) * | 1984-06-18 | 1985-12-19 | Demolux Gmbh & Co Kg, 6070 Langen | Kopiergeraet |
| US4679927A (en) * | 1984-09-29 | 1987-07-14 | Kabushiki Kaisha Toshiba | Image forming apparatus |
| JPS61143U (ja) * | 1985-03-28 | 1986-01-06 | シャープ株式会社 | 複写装置 |
| US4671642A (en) * | 1985-04-24 | 1987-06-09 | Canon Kabushiki Kaisha | Image forming apparatus |
| US4763142A (en) * | 1985-09-10 | 1988-08-09 | Casio Computer Co., Ltd. | Electrophotographic printer with light micro-shutters |
| JPS6193444A (ja) * | 1985-09-20 | 1986-05-12 | Konishiroku Photo Ind Co Ltd | 編集位置表示方式 |
| US4783146A (en) * | 1987-01-20 | 1988-11-08 | Xerox Corporation | Liquid crystal print bar |
| US4830468A (en) * | 1987-01-20 | 1989-05-16 | Xerox Corporation | Liquid crystal print bar having a single backplane electrode |
| JPS63303372A (ja) * | 1987-06-03 | 1988-12-09 | Minolta Camera Co Ltd | 作像方法 |
| US4903078A (en) * | 1988-04-07 | 1990-02-20 | Eastman Kodak Company | Imaging apparatus with variable aperture platen |
| DE3903101A1 (de) * | 1989-02-02 | 1990-08-09 | Agfa Gevaert Ag | Bildwand fuer projektionskopiergeraet |
| US5053818A (en) * | 1990-12-19 | 1991-10-01 | Xerox Corporation | Method and apparatus for copying semi-transparent originals using a black backing member |
| US5084727A (en) * | 1990-12-21 | 1992-01-28 | Eastman Kodak Company | Method and apparatus for photographic exposure using an LCD pad |
| KR940011516B1 (ko) * | 1991-06-07 | 1994-12-20 | 주식회사 금성사 | 칼라비디오 프린터의 노광장치 |
| JPH0792594B2 (ja) * | 1992-08-07 | 1995-10-09 | シャープ株式会社 | 複写装置 |
| JPH077606A (ja) * | 1993-04-20 | 1995-01-10 | Nikon Corp | 画像読取装置 |
| US5790211A (en) * | 1995-09-08 | 1998-08-04 | Xerox Corporation | Platen cover for a digital document scanner with electrically switchable reflectance modes |
| US7382500B2 (en) * | 2001-03-15 | 2008-06-03 | Hewlett-Packard Development Company, L.P. | Variable reflectance cover |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3206307A (en) * | 1963-08-16 | 1965-09-14 | Frederic G Ludwig | Xerographic process |
| US3642371A (en) * | 1970-06-29 | 1972-02-15 | Xerox Corp | Platen cover for copying machine |
| BE768991A (fr) * | 1970-06-29 | 1971-12-24 | Xerox Corp | Couvercle de plateau de machine a reproduction |
| US3671231A (en) * | 1970-06-30 | 1972-06-20 | Xerox Corp | Imaging system |
| US3707322A (en) * | 1971-08-05 | 1972-12-26 | Joseph J Wysocki | Electrostatic latent imaging system using a cholesteric to nematic phase transition |
| US3718382A (en) * | 1971-08-05 | 1973-02-27 | Xerox Corp | Liquid crystal imaging system in which an electrical field is created by an x-y address system |
| US3703331A (en) * | 1971-11-26 | 1972-11-21 | Rca Corp | Liquid crystal display element having storage |
| CH539315A (de) * | 1971-12-03 | 1973-07-15 | Bbc Brown Boveri & Cie | Informationsträger für Projektionszwecke |
| US3756718A (en) * | 1972-03-29 | 1973-09-04 | Eastman Kodak Co | Color printer |
| US3824604A (en) * | 1972-10-12 | 1974-07-16 | E Stein | Alphanumeric printing system employing liquid crystal matrix |
-
1974
- 1974-03-29 US US05/456,089 patent/US3936172A/en not_active Expired - Lifetime
-
1975
- 1975-01-28 CA CA218,857A patent/CA1065958A/en not_active Expired
- 1975-02-20 NL NL7502041A patent/NL7502041A/xx not_active Application Discontinuation
- 1975-02-24 DE DE2507880A patent/DE2507880C2/de not_active Expired
- 1975-03-19 GB GB11396/75A patent/GB1482046A/en not_active Expired
- 1975-03-20 JP JP50034273A patent/JPS5757693B2/ja not_active Expired
- 1975-03-27 LU LU72148A patent/LU72148A1/xx unknown
- 1975-03-28 FR FR7510037A patent/FR2266199B1/fr not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3739963A1 (de) * | 1986-11-27 | 1988-06-09 | Alps Electric Co Ltd | Kopierer |
Also Published As
| Publication number | Publication date |
|---|---|
| FR2266199B1 (enExample) | 1981-10-09 |
| US3936172A (en) | 1976-02-03 |
| JPS5757693B2 (enExample) | 1982-12-06 |
| JPS50134443A (enExample) | 1975-10-24 |
| CA1065958A (en) | 1979-11-06 |
| GB1482046A (en) | 1977-08-03 |
| NL7502041A (nl) | 1975-05-30 |
| FR2266199A1 (enExample) | 1975-10-24 |
| LU72148A1 (enExample) | 1976-02-04 |
| DE2507880A1 (de) | 1975-10-02 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8110 | Request for examination paragraph 44 | ||
| D2 | Grant after examination | ||
| 8364 | No opposition during term of opposition | ||
| 8339 | Ceased/non-payment of the annual fee |