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:
Jul. 10, 2001
Filed:
Jan. 28, 1997
Applicant:
Inventor:
Dries Nijsen, Enschede, NL;
Assignee:
Georg Rischer Waga N.V., Pa Epe, NL;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16L 2/106 ;
U.S. Cl.
CPC ...
F16L 2/106 ;
Abstract
The invention relates to a coupling device for a tube comprising a sleeve part having at least one insert end for the tube and a sealing part suitable to provide a seal around the tube inserted into the sleeve part. The sealing organ comprises a plurality of substantially identical, slidably abutting elements which form part of a substantially closed ring. The elements increase radially in thickness. Furthermore pressure means are provided for pressing the elements against the tube.