X-ray or gamma ray systems or devices – Photographic detector support – Sheet film cassette
Patent
1992-10-23
1994-01-18
Porta, David P.
X-ray or gamma ray systems or devices
Photographic detector support
Sheet film cassette
378173, 378174, G03B 4202
Patent
active
052805140
ABSTRACT:
An X-ray phototaking apparatus for effecting an X-ray phototaking operation on a sheet film, selected from plural kinds of sheet film in close contact, under a reduced pressure, with an intensifying member selected from of plural kinds of intensifying members, is provided with a device for detecting at least either the kind of the intensifying member and the kind of the sheet film, and a device for varying at least one of the contact time of the intensifying member and the sheet film, the X-ray irradiating conditions and the exposure control parameters, based on detection signals obtained from the detection.
REFERENCES:
patent: 4031400 (1977-06-01), Hunt et al.
patent: 4282439 (1987-08-01), Matsuura
patent: 4495634 (1985-01-01), Suzuki
patent: 4597097 (1986-06-01), Suzuki
patent: 4984260 (1991-01-01), Koyama
Kobayashi Masa-aki
Madate Haruhisa
Matsumoto Kazumasa
Minakawa Yasuhiko
Tago Akira
Canon Kabushiki Kaisha
Porta David P.
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