BE711672A - - Google Patents
Info
- Publication number
- BE711672A BE711672A BE711672DA BE711672A BE 711672 A BE711672 A BE 711672A BE 711672D A BE711672D A BE 711672DA BE 711672 A BE711672 A BE 711672A
- Authority
- BE
- Belgium
Links
Classifications
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B27/00—Photographic printing apparatus
- G03B27/32—Projection printing apparatus, e.g. enlarger, copying camera
- G03B27/34—Means for automatic focusing therefor
- G03B27/36—Means for automatic focusing therefor by mechanical connections, e.g. by cam, by linkage
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B27/00—Photographic printing apparatus
- G03B27/32—Projection printing apparatus, e.g. enlarger, copying camera
- G03B27/52—Details
- G03B27/62—Holders for the original
- G03B27/6207—Holders for the original in copying cameras
- G03B27/6214—Copy boards
-
- 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
- G03G15/04—Apparatus for electrographic processes using a charge pattern for exposing, i.e. imagewise exposure by optically projecting the original image on a photoconductive recording material
- G03G15/041—Apparatus for electrographic processes using a charge pattern for exposing, i.e. imagewise exposure by optically projecting the original image on a photoconductive recording material with variable magnification
-
- 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
- G03G15/22—Apparatus for electrographic processes using a charge pattern involving the combination of more than one step according to groups G03G13/02 - G03G13/20
- G03G15/26—Apparatus for electrographic processes using a charge pattern involving the combination of more than one step according to groups G03G13/02 - G03G13/20 in which the charge pattern is obtained by projection of the entire image, i.e. whole-frame projection
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Projection-Type Copiers In General (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US62775767A | 1967-04-03 | 1967-04-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE711672A true BE711672A (en:Method) | 1968-07-15 |
Family
ID=24516008
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE711672D BE711672A (en:Method) | 1967-04-03 | 1968-03-05 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3498712A (en:Method) |
| BE (1) | BE711672A (en:Method) |
| DE (1) | DE1597083C3 (en:Method) |
| FR (1) | FR1548057A (en:Method) |
| GB (1) | GB1199525A (en:Method) |
| NL (1) | NL6801200A (en:Method) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3589808A (en) * | 1969-06-02 | 1971-06-29 | Xerox Corp | Reproducing apparatus |
| US3687544A (en) * | 1970-03-11 | 1972-08-29 | Mueller Rudolf | Electrophotographic copying machine |
| US3689143A (en) * | 1970-12-28 | 1972-09-05 | Xerox Corp | Reproducing machine |
| US3901593A (en) * | 1973-03-27 | 1975-08-26 | Iwatsu Electric Co Ltd | Copying machines of the variable magnifying power type |
| US4192607A (en) * | 1978-07-12 | 1980-03-11 | Eastman Kodak Company | Apparatus for selectively copying documents from two different document feeders |
| US4901105A (en) * | 1989-02-16 | 1990-02-13 | Xerox Corporation | Constant velocity optical scanning system |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1103343A (en) * | 1905-07-10 | 1914-07-14 | Joseph Becker | Method of adjusting and regulating automatically-focused enlarging or copying cameras. |
| US1404440A (en) * | 1920-09-16 | 1922-01-24 | August F Jobke | Focusing device |
| US2168190A (en) * | 1936-12-04 | 1939-08-01 | Agfa Ansco Corp | Photographic enlarging apparatus |
| US3397627A (en) * | 1965-05-21 | 1968-08-20 | Addressograph Multigraph | Photoelectrostatic copying machine |
-
1967
- 1967-04-03 US US627757A patent/US3498712A/en not_active Expired - Lifetime
- 1967-11-20 DE DE1597083A patent/DE1597083C3/de not_active Expired
- 1967-12-19 FR FR1548057D patent/FR1548057A/fr not_active Expired
-
1968
- 1968-01-26 NL NL6801200A patent/NL6801200A/xx unknown
- 1968-03-05 BE BE711672D patent/BE711672A/xx unknown
- 1968-04-03 GB GB16077/68A patent/GB1199525A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE1597083A1 (de) | 1969-10-02 |
| DE1597083C3 (de) | 1979-04-12 |
| FR1548057A (en:Method) | 1968-11-29 |
| GB1199525A (en) | 1970-07-22 |
| DE1597083B2 (de) | 1978-05-24 |
| US3498712A (en) | 1970-03-03 |
| NL6801200A (en:Method) | 1968-10-04 |