Guard gate structure in use between radiation shields
Title：
Guard gate structure in use between radiation shields
Application Number：
 200310117327
Application Date：
 2003/12/10
Announcement Date：
 2005/06/15
Pub. Date：
Publication Number：
 1626766
Announcement Number：
Grant Date：
Granted Pub. Date：
ApplicationType：
 Invention
State/Country：
 11[China|beijing]
IPC：
 E06B 5/18G21F 7/00
Applicant(s)：
 Tsinghua Univ.
Inventor(s)：
 Li Junli, Deng Tanli, Ming Shenjin
Key Words：
 Guard gate, structure, radiation shields
Abstract：
 The invention relates to a protection door structure of radiation-retarding shield room. Said invention includes protection door and square shielding columns connected with exit position of enclosure wall of said shield room. Said invention also provides the connection structure of said protection door and square shielding columns, said structure can effectively prevent the ray in the shield room from directly leaking toward exterior, and can raise service life of said protection door.
Claim：
Priority：
PCT：
LegalStatus：

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2008-4-17
  Selected patents owned by Tsinghua University filed in 2005 are loaded.
2008-3-31
  Selected patents owned by Tsinghua University filed in 2006 and 2007 are load.







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