IT949871B - Torchio per esposizione e fotoinci sione in particolare per circuiti stampati su singola e doppia faccia - Google Patents

Torchio per esposizione e fotoinci sione in particolare per circuiti stampati su singola e doppia faccia

Info

Publication number
IT949871B
IT949871B IT21403/72A IT2140372A IT949871B IT 949871 B IT949871 B IT 949871B IT 21403/72 A IT21403/72 A IT 21403/72A IT 2140372 A IT2140372 A IT 2140372A IT 949871 B IT949871 B IT 949871B
Authority
IT
Italy
Prior art keywords
photoinci
sion
exposure
press
double sides
Prior art date
Application number
IT21403/72A
Other languages
English (en)
Original Assignee
Fontana A
Catellono M
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 Fontana A, Catellono M filed Critical Fontana A
Priority to IT21403/72A priority Critical patent/IT949871B/it
Priority to US00336098A priority patent/US3843256A/en
Application granted granted Critical
Publication of IT949871B publication Critical patent/IT949871B/it

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
    • G03B27/02—Exposure apparatus for contact printing
    • G03B27/14—Details
    • G03B27/18—Maintaining or producing contact pressure between original and light-sensitive material
    • G03B27/20—Maintaining or producing contact pressure between original and light-sensitive material by using a vacuum or fluid pressure
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03F—PHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNED SURFACES, e.g. FOR PRINTING, FOR PROCESSING OF SEMICONDUCTOR DEVICES; MATERIALS THEREFOR; ORIGINALS THEREFOR; APPARATUS SPECIALLY ADAPTED THEREFOR
    • G03F7/00—Photomechanical, e.g. photolithographic, production of textured or patterned surfaces, e.g. printing surfaces; Materials therefor, e.g. comprising photoresists; Apparatus specially adapted therefor
    • G03F7/20—Exposure; Apparatus therefor
    • G03F7/2002—Exposure; Apparatus therefor with visible light or UV light, through an original having an opaque pattern on a transparent support, e.g. film printing, projection printing; by reflection of visible or UV light from an original such as a printed image
    • G03F7/2014—Contact or film exposure of light sensitive plates such as lithographic plates or circuit boards, e.g. in a vacuum frame

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Manufacture Or Reproduction Of Printing Formes (AREA)
IT21403/72A 1972-03-03 1972-03-03 Torchio per esposizione e fotoinci sione in particolare per circuiti stampati su singola e doppia faccia IT949871B (it)

Priority Applications (2)

Application Number Priority Date Filing Date Title
IT21403/72A IT949871B (it) 1972-03-03 1972-03-03 Torchio per esposizione e fotoinci sione in particolare per circuiti stampati su singola e doppia faccia
US00336098A US3843256A (en) 1972-03-03 1973-02-26 Press for exposure and photoengraving

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT21403/72A IT949871B (it) 1972-03-03 1972-03-03 Torchio per esposizione e fotoinci sione in particolare per circuiti stampati su singola e doppia faccia

Publications (1)

Publication Number Publication Date
IT949871B true IT949871B (it) 1973-06-11

Family

ID=11181248

Family Applications (1)

Application Number Title Priority Date Filing Date
IT21403/72A IT949871B (it) 1972-03-03 1972-03-03 Torchio per esposizione e fotoinci sione in particolare per circuiti stampati su singola e doppia faccia

Country Status (2)

Country Link
US (1) US3843256A (it)
IT (1) IT949871B (it)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2178841A (en) * 1985-08-08 1987-02-18 Graviner Ltd Gas detection systems
US6514461B1 (en) * 1997-02-14 2003-02-04 Escreen, Inc. System for automatically testing a fluid specimen
US7319335B2 (en) * 2004-02-12 2008-01-15 Applied Materials, Inc. Configurable prober for TFT LCD array testing

Also Published As

Publication number Publication date
US3843256A (en) 1974-10-22

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