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:
Mar. 28, 1989
Filed:
Mar. 03, 1988
Applicant:
Inventor:
Hans S Soderstrom, Trelleborg, SE;
Assignee:
Trelleborg AB, Trelleborg, SE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E04H / ; E06B / ;
U.S. Cl.
CPC ...
135 97 ; 5217 / ; 14 715 ;
Abstract
An assembly system comprises a connection tube of flexible sheet material. The connection tube has at its end a rigid frame element which is larger than a rigid frame element formed in similar manner but of smaller dimensions. The larger frame element and the sheet material affixed thereto are pushed through the smaller frame element and drawn tight against the latter for sealingly urging the flexible sheet material thereagainst.