Vacuum film holder for X-ray films and intensifying foils

Details Vacuum film holder for X-ray films and intensifying foils Vacuum film holder for X-ray films and intensifying foils

1974-12-24

1976-10-12

Smith, Alfred E.

Radiant energy

Invisible radiation responsive nonelectric signalling

Luminescent device

250482, G03D 1308

Patent

active

039860353

ABSTRACT:
A vacuum film holder for housing X-ray films and intensifying foils for radiographic purposes comprises two separate superimposed plates for sandwiching therebetween X-ray sensitive films and intensifying foils and an elastomeric sealing body arranged in the gap formed between the plates and surrounding a predetermined area. The sealing body is affixed to one of the plates and engages under pressure the other of said plates in response to evacuation of the cavity formed between the pair of plates.

REFERENCES:
patent: 2371843 (1945-03-01), Powers
patent: 2566266 (1951-08-01), Uhle et al.
patent: 2796526 (1957-06-01), Lusebrink
patent: 3291984 (1966-12-01), Wasser
patent: 3327115 (1967-06-01), Bartlett
patent: 3348042 (1968-10-01), Umberg
patent: 3392281 (1968-07-01), Sherwood
patent: 3412244 (1968-11-01), Sherwood
patent: 3569700 (1971-03-01), Quinn

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