Collimator for regulating X-ray beam flow
Title：
Collimator for regulating X-ray beam flow
Application Number：
 200510086456
Application Date：
 2005/09/22
Announcement Date：
 2007/03/28
Pub. Date：
Publication Number：
 1937101
Announcement Number：
Grant Date：
Granted Pub. Date：
ApplicationType：
 Invention
State/Country：
 11[China|beijing]
IPC：
 G21K 1/02
Applicant(s)：
 Weishi Technology Co., Ltd., Tsinghua Tongfang
Inventor(s)：
Key Words：
 Collimator, regulate, X-ray beam flow
Abstract：
 The collimator includes up, down adjusting mechanism, left, right adjusting mechanism, support member, and adjusting plate connected to the support member. Characters of structure are that up, down adjusting mechanism is composed of limited cover 1, rotation nut 1, T type leading screw, and up, down sliding stopper; left, right adjusting mechanism is composed of limited cover 2, rotation nut 2, level shift leading screw, and left, right sliding stopper; each limited cover restricts rotation position of rotatable nut; T type leading screw is connected to up, down sliding stopper, and level shift leading screw is connected to left, right sliding stopper. The invention implements adjustment at up, down and left, right for collimator. Rotating nut makes each leading screw do rectilinear motion, and not generate rotation so as to obtain stream of bundle of rays in different width. The invention is applicable to devices in different systems of radiation image.
Claim：
Priority：
PCT：
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2008-4-17
  Selected patents owned by Tsinghua University filed in 2005 are loaded.
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