The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 22, 1979
Filed:
Jun. 06, 1977
Applicant:
Inventors:
Kashio Imai, Tachikawa, JP;
Masahiko Kimura, Tokyo, JP;
Takeshi Natori, Tokai, JP;
Koziro Yuki, Hitachi, JP;
Assignees:
Hitachi Cable, Ltd., Tokyo, JP;
Doryokuro Kakunenryo Kaihatsu Jugyodan, Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
G21F / ;
U.S. Cl.
CPC ...
250516 ; 250515 ; 250506 ;
Abstract
An arrangement for replacably mounting an operating member such as glove, bag or filter on the wall of a radiation shielding box includes a cylindrical fixed port fixedly provided on the wall, and a cylindrical replacement port having the operating member mounted thereon and screwed into the fixed port. The interface between the fixed port and the replacement port is sealed by a threaded, compressible elastic member such as rubber. The replacement port can be replaced with another new one when required.