ATA230189A - Einrichtung zum doppelseitigen belichten von leiterplatten - Google Patents

Einrichtung zum doppelseitigen belichten von leiterplatten

Info

Publication number
ATA230189A
ATA230189A AT230189A AT230189A ATA230189A AT A230189 A ATA230189 A AT A230189A AT 230189 A AT230189 A AT 230189A AT 230189 A AT230189 A AT 230189A AT A230189 A ATA230189 A AT A230189A
Authority
AT
Austria
Prior art keywords
pcb
double
sided exposure
sided
exposure
Prior art date
Application number
AT230189A
Other languages
English (en)
Other versions
AT396846B (de
Inventor
Friedrich Ing Dokter
Original Assignee
Austria Tech & System Tech
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 Austria Tech & System Tech filed Critical Austria Tech & System Tech
Priority to AT230189A priority Critical patent/AT396846B/de
Publication of ATA230189A publication Critical patent/ATA230189A/de
Application granted granted Critical
Publication of AT396846B publication Critical patent/AT396846B/de

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
    • G03B27/52—Details
    • G03B27/53—Automatic registration or positioning of originals with respect to each other or the photosensitive layer
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Exposure And Positioning Against Photoresist Photosensitive Materials (AREA)
AT230189A 1989-10-04 1989-10-04 Einrichtung zum doppelseitigen belichten von leiterplatten AT396846B (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AT230189A AT396846B (de) 1989-10-04 1989-10-04 Einrichtung zum doppelseitigen belichten von leiterplatten

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT230189A AT396846B (de) 1989-10-04 1989-10-04 Einrichtung zum doppelseitigen belichten von leiterplatten

Publications (2)

Publication Number Publication Date
ATA230189A true ATA230189A (de) 1993-04-15
AT396846B AT396846B (de) 1993-12-27

Family

ID=3531828

Family Applications (1)

Application Number Title Priority Date Filing Date
AT230189A AT396846B (de) 1989-10-04 1989-10-04 Einrichtung zum doppelseitigen belichten von leiterplatten

Country Status (1)

Country Link
AT (1) AT396846B (de)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US774457A (en) * 1904-02-17 1904-11-08 James H Smith Vignetter.
FR847320A (fr) * 1937-12-09 1939-10-06 Ig Farbenindustrie Ag Dispositif pour le tirage en superposition, avec mise en coïncidence rigoureuse, de plusieurs images partielles
US2834273A (en) * 1955-04-18 1958-05-13 William P Bartilotta Photographic printing device
US3625611A (en) * 1969-12-11 1971-12-07 Renton Engineering Corp Master registry chase for use in a vacuum enclosure
DE3143358A1 (de) * 1981-11-02 1983-05-11 Basf Ag, 6700 Ludwigshafen Kopierrahmen zum genauen, visuell-manuellen einrichten und zum halten eines plattenfoermigen werkstuecks

Also Published As

Publication number Publication date
AT396846B (de) 1993-12-27

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee