FR2446505A1 - Appareil de developpement diazo - Google Patents

Appareil de developpement diazo

Info

Publication number
FR2446505A1
FR2446505A1 FR7930883A FR7930883A FR2446505A1 FR 2446505 A1 FR2446505 A1 FR 2446505A1 FR 7930883 A FR7930883 A FR 7930883A FR 7930883 A FR7930883 A FR 7930883A FR 2446505 A1 FR2446505 A1 FR 2446505A1
Authority
FR
France
Prior art keywords
chamber
ammonia gas
diazo
development apparatus
feeding
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.)
Granted
Application number
FR7930883A
Other languages
English (en)
Other versions
FR2446505B1 (fr
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.)
AB Dick Co
Original Assignee
Multigraphics Inc
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 Multigraphics Inc filed Critical Multigraphics Inc
Publication of FR2446505A1 publication Critical patent/FR2446505A1/fr
Application granted granted Critical
Publication of FR2446505B1 publication Critical patent/FR2446505B1/fr
Granted legal-status Critical Current

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
    • G03D7/00—Gas processing apparatus

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Photographic Developing Apparatuses (AREA)
  • Non-Silver Salt Photosensitive Materials And Non-Silver Salt Photography (AREA)
  • Photosensitive Polymer And Photoresist Processing (AREA)

Abstract

a. Appareil de développement de feuille de tirage diazo. b. Appareil caractérisé en ce qu'il comporte des parois définissant une chambre de développement contenant du gaz ammoniac, des moyens permettant de présenter progressivement la surface d'une feuille de tirage au gaz ammoniac situé dans la chambre et des moyens d'alimentation de la chambre en gaz ammoniac comprenant essentiellement un réservoir étanche, une conduite d'alimentation, une pompe, une conduite de retour, et des moyens permettant de former un fond d'eau dans la chambre. c. L'invention s'applique au tirage diazo de feuilles de copie.
FR7930883A 1979-01-15 1979-12-17 Appareil de developpement diazo Granted FR2446505A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/003,202 US4241989A (en) 1979-01-15 1979-01-15 Diazo developing apparatus

Publications (2)

Publication Number Publication Date
FR2446505A1 true FR2446505A1 (fr) 1980-08-08
FR2446505B1 FR2446505B1 (fr) 1984-10-19

Family

ID=21704689

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7930883A Granted FR2446505A1 (fr) 1979-01-15 1979-12-17 Appareil de developpement diazo

Country Status (8)

Country Link
US (1) US4241989A (fr)
BE (1) BE880190A (fr)
CA (1) CA1144411A (fr)
DE (1) DE2951211C2 (fr)
FR (1) FR2446505A1 (fr)
GB (1) GB2040497B (fr)
IT (1) IT1129952B (fr)
NL (1) NL7908461A (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4371247A (en) * 1979-05-07 1983-02-01 Robert K. Hewelt Arrangement for eliminating ammonia vapors from developed diazo copy material
US4377331A (en) * 1981-06-29 1983-03-22 Am International, Inc. Attachment for eliminating ammonia fumes from diazo copiers
GR862283B (en) * 1985-09-16 1987-01-12 Regma Development unit and apparatus for the reproduction of a paper leaf or a polymeric film through the diazocopie of the unit
DE3743185A1 (de) * 1987-12-19 1989-06-29 Agfa Gevaert Ag Luftbefeuchter fuer trockenbehandlungsgeraet fuer fotografisches material
US6269757B1 (en) 2000-08-03 2001-08-07 Lauren J. Kiest Method and apparatus for delivering fertilizer to the soil

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1062560A (en) * 1963-12-21 1967-03-22 Kalle Ag Apparatus for the photographic production of copies
FR1543664A (fr) * 1966-11-03 1968-10-25 Gen Aniline & Film Corp Perfectionnements aux appareils de développement
US3565523A (en) * 1967-12-13 1971-02-23 Columbia Broadcasting Syst Inc Vapor reproducing apparatus
FR2193995A1 (fr) * 1972-07-20 1974-02-22 Zausmer Norman
FR2199137A1 (fr) * 1972-09-09 1974-04-05 Kalle Ag
US3900862A (en) * 1974-04-25 1975-08-19 Gaf Corp Developing apparatus for photocopy machines
US3986191A (en) * 1970-07-30 1976-10-12 Blu-Ray, Incorporated Apparatus for developing diazo type film

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE505106A (fr) * 1950-08-24 1900-01-01
US3524397A (en) * 1966-09-06 1970-08-18 Addressograph Multigraph Gas developing apparatus
US3535997A (en) * 1967-08-15 1970-10-27 Dolores T Blake Diazo developer
US3710708A (en) * 1971-02-19 1973-01-16 Dietzgen Corp Exposing and developing apparatus
US3915708A (en) * 1972-07-20 1975-10-28 Norman A Zausmer Method for developing diazo prints from an external supply source of ammonia and carbon dioxide
US4059409A (en) * 1976-03-12 1977-11-22 Blu-Ray, Incorporated Apparatus for eliminating ammonia fumes emanating from diazo copiers
AT349301B (de) * 1976-09-23 1979-03-26 Microbox Dr Welp Gmbh & Co Vorrichtung zum entwickeln beim duplizieren von silberfilm auf diazo-duplikatfilm mittels ammoniakgas

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1062560A (en) * 1963-12-21 1967-03-22 Kalle Ag Apparatus for the photographic production of copies
FR1543664A (fr) * 1966-11-03 1968-10-25 Gen Aniline & Film Corp Perfectionnements aux appareils de développement
US3565523A (en) * 1967-12-13 1971-02-23 Columbia Broadcasting Syst Inc Vapor reproducing apparatus
US3986191A (en) * 1970-07-30 1976-10-12 Blu-Ray, Incorporated Apparatus for developing diazo type film
FR2193995A1 (fr) * 1972-07-20 1974-02-22 Zausmer Norman
FR2199137A1 (fr) * 1972-09-09 1974-04-05 Kalle Ag
US3900862A (en) * 1974-04-25 1975-08-19 Gaf Corp Developing apparatus for photocopy machines

Also Published As

Publication number Publication date
DE2951211C2 (de) 1982-12-02
BE880190A (fr) 1980-03-17
GB2040497B (en) 1982-12-22
IT1129952B (it) 1986-06-11
IT8019103A0 (it) 1980-01-09
US4241989A (en) 1980-12-30
DE2951211A1 (de) 1980-07-17
FR2446505B1 (fr) 1984-10-19
NL7908461A (nl) 1980-07-17
GB2040497A (en) 1980-08-28
CA1144411A (fr) 1983-04-12

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Legal Events

Date Code Title Description
ST Notification of lapse