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:
Jun. 07, 2016
Filed:
Jun. 01, 2011
Joerg Wermelinger, Schaffhausen, CH;
Joerg Wermelinger, Schaffhausen, CH;
George Fischer Rohrleitungssysteme AG, Schaffhausen, CH;
Abstract
A method and a device for welding plastic pipes () made of thermoplastic material by a butt-welding method, wherein the pipes () are held in a coaxial position in relation to one another by clamping points (), are trimmed by a trimmer (), which can be brought between the clamping points (), and are heated up by heated tools (), which can be fitted in place of the trimmer (), wherein the heating of the free pipe ends () to be welded has the effect of forming a melting region which forms a bead when pressing occurs, the pipe projection () of the pipes () being trimmed to a defined size.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile