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.

Date of Patent:
Aug. 18, 1998

Filed:

Apr. 03, 1997
Applicant:
Inventors:

Kyu-Bok Ryu, Yong In, KR;

Bong-Hee Park, Yong In, KR;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16L / ;
U.S. Cl.
CPC ...
285345 ; 285348 ; 285364 ; 285351 ;
Abstract

A construction capable of easily coupling or disassembling two tubes. The construction has a first annular flange of an enclosing tube protruding radially outward, a telescoped tube inserted in the enclosing tube, a first seal member inserted between an outer surface of the telescoped tube and an outside cylindrical inner surface of the enclosing tube, a second seal member inserted between the outer surface of the telescoped tube and the outside cylindrical inner surface of the enclosing tube after the first seal member is inserted, and a coupler for coupling the enclosing tube and the second seal member.


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