DK160731C - Kredsloeb til automatisk overvaagning af referencebaggrunden i et filmbehandlingsapparat - Google Patents

Kredsloeb til automatisk overvaagning af referencebaggrunden i et filmbehandlingsapparat

Info

Publication number
DK160731C
DK160731C DK151181A DK151181A DK160731C DK 160731 C DK160731 C DK 160731C DK 151181 A DK151181 A DK 151181A DK 151181 A DK151181 A DK 151181A DK 160731 C DK160731 C DK 160731C
Authority
DK
Denmark
Prior art keywords
circuit
automatic monitoring
reference background
movie processor
movie
Prior art date
Application number
DK151181A
Other languages
English (en)
Other versions
DK160731B (da
DK151181A (da
Inventor
Robert Wayne Kachelries
Original Assignee
Du Pont
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
Application filed by Du Pont filed Critical Du Pont
Publication of DK151181A publication Critical patent/DK151181A/da
Publication of DK160731B publication Critical patent/DK160731B/da
Application granted granted Critical
Publication of DK160731C publication Critical patent/DK160731C/da

Links

Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03D—APPARATUS FOR PROCESSING EXPOSED PHOTOGRAPHIC MATERIALS; ACCESSORIES THEREFOR
    • G03D3/00—Liquid processing apparatus involving immersion; Washing apparatus involving immersion
    • G03D3/08—Liquid processing apparatus involving immersion; Washing apparatus involving immersion having progressive mechanical movement of exposed material
    • G03D3/13—Liquid processing apparatus involving immersion; Washing apparatus involving immersion having progressive mechanical movement of exposed material for long films or prints in the shape of strips, e.g. fed by roller assembly
    • G03D3/132—Liquid processing apparatus involving immersion; Washing apparatus involving immersion having progressive mechanical movement of exposed material for long films or prints in the shape of strips, e.g. fed by roller assembly fed by roller assembly

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Photographic Processing Devices Using Wet Methods (AREA)
DK151181A 1980-04-03 1981-04-02 Kredsloeb til automatisk overvaagning af referencebaggrunden i et filmbehandlingsapparat DK160731C (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US13680680 1980-04-03
US06/136,806 US4345831A (en) 1980-04-03 1980-04-03 Automatic reference background monitoring network for a film processor

Publications (3)

Publication Number Publication Date
DK151181A DK151181A (da) 1981-10-04
DK160731B DK160731B (da) 1991-04-08
DK160731C true DK160731C (da) 1991-09-23

Family

ID=22474451

Family Applications (1)

Application Number Title Priority Date Filing Date
DK151181A DK160731C (da) 1980-04-03 1981-04-02 Kredsloeb til automatisk overvaagning af referencebaggrunden i et filmbehandlingsapparat

Country Status (6)

Country Link
US (1) US4345831A (da)
EP (1) EP0037561B1 (da)
JP (1) JPS56156830A (da)
CA (1) CA1163566A (da)
DE (1) DE3172475D1 (da)
DK (1) DK160731C (da)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59107242A (ja) * 1982-12-11 1984-06-21 Dainippon Screen Mfg Co Ltd フイルムの黒化量測定装置
DE3511136A1 (de) * 1984-03-27 1985-10-10 Konishiroku Photo Industry Co., Ltd., Tokio/Tokyo Automatische entwicklungsvorrichtung
US4837450A (en) * 1985-07-01 1989-06-06 Canon Kabushiki Kaisha Apparatus for reading a film image with controllable illumination and threshold value
US4978858A (en) * 1989-06-09 1990-12-18 Eastman Kodak Company Optical web detection and measurement system especially adapted for controlling replenishment of x-ray film processing chemicals
US5025279A (en) * 1990-03-21 1991-06-18 Eastman Kodak Company Process for replenishing solutions in a film processor
US5194887A (en) * 1992-01-22 1993-03-16 Eastman Kodak Company Apparatus for testing photographic emulsions
US5903795A (en) * 1997-05-23 1999-05-11 Eastman Kodak Company Photographic processor
US6707557B2 (en) * 1999-12-30 2004-03-16 Eastman Kodak Company Method and system for estimating sensor dark current drift and sensor/illumination non-uniformities

Family Cites Families (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2548573A (en) * 1946-12-17 1951-04-10 Eastman Kodak Co Apparatus for processing continuous film
FR1202827A (fr) * 1956-06-04 1960-01-13 Ibm Dispositif d'espacement variable pour enregistrement xérographique
DE1497487A1 (de) * 1965-10-15 1969-07-10 Fuji Photo Film Co Ltd Verfahren und Vorrichtung zur Regelung der Qualitaet von photographischen Bildern
DE1278240B (de) 1966-09-30 1968-09-19 Omac S N C Anordnung zur Steuerung des Fluessigkeitsinhaltes in fotografischen Baedern
US3539085A (en) * 1968-06-11 1970-11-10 Web Press Eng Inc Web control system
US3647461A (en) * 1969-02-19 1972-03-07 Eastman Kodak Co Methods and materials for replenishment of developers for color photographic films
US3647462A (en) * 1969-02-19 1972-03-07 Eastman Kodak Co Methods and materials for replenishment of developers for color photographic films (b)
US3698006A (en) * 1969-05-29 1972-10-10 Energy Conversion Devices Inc High speed printer of multiple copies for output information
US3696728A (en) * 1969-12-19 1972-10-10 Stephen F Hope Film processor
US3774521A (en) * 1969-12-19 1973-11-27 Du Pont Photographic developing apparatus
DE2004893A1 (en) 1970-02-04 1971-08-12 Klinisch & Co, 6000 Frankfurt Two-component regenerator soln for developing machine
US3699869A (en) * 1970-08-06 1972-10-24 Eastman Kodak Co Film processing apparatus for processing films of different type
US3700323A (en) * 1971-12-28 1972-10-24 Eastman Kodak Co Control circuitry for assisting electrostatographic compensation
US3752052A (en) * 1972-01-03 1973-08-14 H Hope Fluid replenisher control device
BE790436A (fr) * 1972-01-27 1973-04-24 Xerox Corp Systeme d'impression electrophotographique
NL7303326A (da) 1972-03-13 1973-09-17
US3787689A (en) * 1972-05-16 1974-01-22 Hope H X Ray Products Inc Exposure scanner and replenisher control
USRE30123E (en) 1972-09-11 1979-10-23 E. I. Du Pont De Nemours And Company Apparatus for controlling addition of replenishment solution to a photographic processor
US3843914A (en) * 1972-10-30 1974-10-22 Detection Sciences Digital speed control system
JPS53697B2 (da) * 1972-10-31 1978-01-11 Logetronics Inc
US3828172A (en) * 1973-06-04 1974-08-06 Eastman Kodak Co Replenishment controller for photographic processors
DE2357061C2 (de) * 1973-11-15 1985-02-14 Robert Bosch Gmbh, 7000 Stuttgart Einrichtung zur Abgabe von gleichmäßigen Impulsen bei bestimmten Winkelstellungen einer drehbaren Welle und zur Bildung von wenigstens einem Bezugssignal
JPS5086345A (da) 1973-11-28 1975-07-11
US4057818A (en) * 1975-06-25 1977-11-08 Pako Corporation Automatic replenisher system for a photographic processor
US4046571A (en) * 1975-06-27 1977-09-06 Gaf Corporation Processing solution for use as photographic developer bath and replenisher therefor
US4173441A (en) * 1977-03-28 1979-11-06 E. I. Du Pont De Nemours And Company Web inspection system and method therefor
US4104670A (en) * 1977-04-08 1978-08-01 Pako Corporation Automatic replenisher control
US4153241A (en) * 1977-08-30 1979-05-08 Xerox Corporation Double document feed detection for a document handler in a reproduction machine
US4135082A (en) * 1977-09-13 1979-01-16 E. I. Du Pont De Nemours And Company Electrical pulse train comparator
US4174169A (en) * 1978-03-02 1979-11-13 Pako Corporation Anti-oxidation fluid replenisher control system for processor of photosensitive material

Also Published As

Publication number Publication date
CA1163566A (en) 1984-03-13
JPS56156830A (en) 1981-12-03
US4345831A (en) 1982-08-24
DK160731B (da) 1991-04-08
EP0037561A2 (en) 1981-10-14
EP0037561B1 (en) 1985-10-02
DE3172475D1 (en) 1985-11-07
DK151181A (da) 1981-10-04
JPH0153457B2 (da) 1989-11-14
EP0037561A3 (en) 1982-07-21

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Legal Events

Date Code Title Description
PBP Patent lapsed
PBP Patent lapsed