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:
Oct. 12, 1993
Filed:
Jul. 21, 1992
Applicant:
Inventors:
Assignee:
Georg Fischer Rohrleitungssysteme AG, Schaffhausen, CH;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B29C / ; F16L / ;
U.S. Cl.
CPC ...
219544 ; 219535 ; 285 21 ; 285286 ; 285410 ;
Abstract
A part molded from thermoplastic material is disclosed comprising welding bush portions each of which are provided with a heating coil for connection with tubularly-shaped parts. A clamping portion with slots and screws arranged in flanges facilitates the clamping of wherein the welding bush portion by the screws against the inserted tubularly-shaped part, assuring fixation and retention of the parts prior to and during the welding process.