CH574119A5 - - Google Patents
Info
- Publication number
- CH574119A5 CH574119A5 CH1810773A CH1810773A CH574119A5 CH 574119 A5 CH574119 A5 CH 574119A5 CH 1810773 A CH1810773 A CH 1810773A CH 1810773 A CH1810773 A CH 1810773A CH 574119 A5 CH574119 A5 CH 574119A5
- Authority
- CH
- Switzerland
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
- G03B27/72—Controlling or varying light intensity, spectral composition, or exposure time in photographic printing apparatus
- G03B27/80—Controlling or varying light intensity, spectral composition, or exposure time in photographic printing apparatus in dependence upon automatic analysis of the original
Landscapes
- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- General Physics & Mathematics (AREA)
- Control Or Security For Electrophotography (AREA)
- Optical Systems Of Projection Type Copiers (AREA)
- Exposure Or Original Feeding In Electrophotography (AREA)
- Controlling Sheets Or Webs (AREA)
- Projection-Type Copiers In General (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2263952A DE2263952C2 (de) | 1972-12-29 | 1972-12-29 | Vorrichtung zur automatischen Steuerung der Durchlaufgeschwindigkeit von Vorlage und Kopiermaterial in Abhängigkeit von der Transparenz der Vorlage in einem Kopiergerät |
Publications (1)
Publication Number | Publication Date |
---|---|
CH574119A5 true CH574119A5 (ro) | 1976-03-31 |
Family
ID=5865711
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH1810773A CH574119A5 (ro) | 1972-12-29 | 1973-12-21 |
Country Status (12)
Country | Link |
---|---|
US (1) | US3879125A (ro) |
JP (1) | JPS4998629A (ro) |
AT (1) | AT348853B (ro) |
BE (1) | BE809188A (ro) |
CH (1) | CH574119A5 (ro) |
DE (1) | DE2263952C2 (ro) |
ES (1) | ES421829A1 (ro) |
FR (1) | FR2212943A5 (ro) |
GB (1) | GB1458530A (ro) |
IT (1) | IT1000391B (ro) |
NL (1) | NL7317178A (ro) |
SE (1) | SE397009B (ro) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2438491C2 (de) * | 1974-08-10 | 1985-04-04 | Hoechst Ag, 6230 Frankfurt | Vorrichtung zum Steuern der Belichtung mittels Änderung der Transportgeschwindigkeit einer Vorlage und der Beleuchtungsstärke einer Lichtquelle in einem Kopiergerät |
NL7803129A (nl) * | 1978-03-23 | 1979-09-25 | Oce Van Der Grinten Nv | Inrichting voor het positioneren van een velvormig origineel. |
US4633694A (en) * | 1985-02-13 | 1987-01-06 | Kazuo Miyazaki | Automatic control on strip continuous processing lines |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3248029A (en) * | 1963-12-20 | 1966-04-26 | Ibm | Non-sprocketed microfilm stepping device |
US3349684A (en) * | 1964-10-26 | 1967-10-31 | Rosemount Eng Co Ltd | Copying machine exposure control |
SE317261B (ro) * | 1964-12-24 | 1969-11-10 | Mita Industrial Co Ltd | |
US3588247A (en) * | 1967-05-17 | 1971-06-28 | Minolta Camera Kk | Automatic exposure control device for copying machine |
NL6909654A (ro) * | 1969-06-24 | 1970-12-29 | ||
US3679306A (en) * | 1971-01-21 | 1972-07-25 | Pitney Bowes Inc | Feedback system for controlling image light energy in electrostatic photocopiers |
DE2119373C3 (de) * | 1971-04-22 | 1978-07-13 | Hoechst Ag, 6000 Frankfurt | Lichtpausmaschine für raumlich getrennte Vorlagen |
DE2204339C3 (de) * | 1972-01-31 | 1979-05-23 | Hoechst Ag, 6000 Frankfurt | Lichtpausmaschine mit räumlich getrennten Vorlagen |
DE2119869C3 (de) * | 1971-04-23 | 1978-09-21 | Meteor-Siegen Apparatebau Paul Schmeck Gmbh, 5900 Siegen | Lichtpausmaschine mit einer integrierenden Meßeinrichtung zur Messung der Iichtdurchlassigkeit eines zu kopierenden Originals |
-
1972
- 1972-12-29 DE DE2263952A patent/DE2263952C2/de not_active Expired
-
1973
- 1973-12-14 NL NL7317178A patent/NL7317178A/xx not_active Application Discontinuation
- 1973-12-21 SE SE7317399A patent/SE397009B/xx unknown
- 1973-12-21 CH CH1810773A patent/CH574119A5/xx not_active IP Right Cessation
- 1973-12-21 GB GB5963973A patent/GB1458530A/en not_active Expired
- 1973-12-24 IT IT54597/73A patent/IT1000391B/it active
- 1973-12-26 FR FR7346227A patent/FR2212943A5/fr not_active Expired
- 1973-12-26 US US427621A patent/US3879125A/en not_active Expired - Lifetime
- 1973-12-27 AT AT1081973A patent/AT348853B/de not_active IP Right Cessation
- 1973-12-27 ES ES421829A patent/ES421829A1/es not_active Expired
- 1973-12-27 BE BE139349A patent/BE809188A/xx unknown
- 1973-12-27 JP JP49004520A patent/JPS4998629A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
IT1000391B (it) | 1976-03-30 |
NL7317178A (ro) | 1974-07-02 |
BE809188A (fr) | 1974-06-27 |
SE397009B (sv) | 1977-10-10 |
AT348853B (de) | 1979-03-12 |
US3879125A (en) | 1975-04-22 |
ES421829A1 (es) | 1976-08-01 |
JPS4998629A (ro) | 1974-09-18 |
DE2263952C2 (de) | 1981-11-12 |
GB1458530A (en) | 1976-12-15 |
ATA1081973A (de) | 1978-07-15 |
FR2212943A5 (ro) | 1974-07-26 |
DE2263952A1 (de) | 1974-07-04 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PL | Patent ceased |