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. 22, 2019
Filed:
Nov. 04, 2014
Georg Fischer Piping Systems Ltd., Schaffhausen, CH;
You Shik Kwak, Busan, KR;
Georg Fischer Piping Systems Ltd., Schaffhausen, CH;
Abstract
Disclosed herein is a method and structure for connecting first () and second () plastic pipes to each other. The structure includes: an arch-shaped heating element () which is made of conductive plastic material and has an arch cross-sectional shape to cover the connection hole (), with an opening () formed in a central portion of the arch-shaped heating element (); an electricity supply assembly including a plurality of unit electricity supplies disposed around the opening () in different directions, each of the unit electricity supplies including a pair of electric connection terminals () disposed parallel to each other in the arch-shaped heating element () on opposite sides of the opening (); and the second plastic pipe () provided on the end thereof with a cover () covering at least an outer surface of the arch-shaped heating element ().