Jig and process for contact printing

Details Jig and process for contact printing Jig and process for contact printing

1976-02-02

1977-10-18

Coughenour, Clyde I.

Photocopying

Contact printing

Fluid pressure retention of carrier and receiver in exposure...

101382MV, 269 21, 269 22, 355132, G03B 2720

Patent

active

040543838

ABSTRACT:
A jig for positioning an image mask and image receiving medium which includes a housing having a central bore, first means within the bore for supporting a mask or image receiving medium, a flexible diaphragm, second means for drawing vacuum, and a third means for applying superatmospheric pressure on one side of the diaphragm to deform it towards the first means to ensure proper positioning of the mask and image receiving medium. Also, the process for positioning the mask and image receiving medium is provided.

REFERENCES:
patent: 2239619 (1941-04-01), Murgatroyd
patent: 3418926 (1968-12-01), Hakogi
patent: 3420608 (1969-01-01), Canale
patent: 3533352 (1970-10-01), Miller
patent: 3591285 (1971-07-01), Hakogi
patent: 3604800 (1971-09-01), Jordan et al.
patent: 3644040 (1972-08-01), Beispel
patent: 3751163 (1973-08-01), Sutton
patent: 3834815 (1974-09-01), Greig
patent: 3904291 (1975-09-01), Webster
patent: 3955163 (1976-05-01), Novak
IBM Technical Disclosure Bulletin; vol. 8, No. 12, May 1966, p. 1786.

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