X-ray or gamma ray systems or devices – Beam control – Antiscatter grid
Patent
1986-03-21
1988-03-15
Fields, Carolyn E.
X-ray or gamma ray systems or devices
Beam control
Antiscatter grid
378154, G21K 102, G21K 100
Patent
active
047318066
ABSTRACT:
A grid moving apparatus for X-ray radiographing comprises a grid for eliminating a scattered X-ray beam, said grid having X-ray transmitting regions and X-ray non-transmitting regions alternately arranged, swinging mechanism for swinging said grid at a radiographing position, and escape mechanism for removing said grid from the radiographing position to a non-radiographing position. The apparatus further comprises engaging mechanism for detachably engaging said swinging mechanism and said grid, in which said grid and said swinging mechanism are engaged with each other to swing the grid, and said grid is disengaged from said swinging mechanism to be removed.
REFERENCES:
patent: 2733352 (1956-01-01), Billin
patent: 2938120 (1960-05-01), Forsyth
patent: 3936639 (1976-02-01), Barrett
patent: 4105920 (1978-08-01), Pury et al.
Fields Carolyn E.
Hynds Joseph A.
Kabushiki Kaisha Toshiba
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