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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.:

US 10179437 B1

PDFFull Text
Date of Patent:
Jan. 15, 2019

Filed:

Sep. 23, 2016

Chamber coupler

Applicant:

Georg Fischer Rohrleitungssysteme Ag, Schaffhausen, CH;

Inventors:

Joerg Wermelinger, Schaffhausen, CH;

Oliver Hein, Langwiesen, CH;

Assignee:

Georg Fischer Rohrleitungssysteme AG, , CH;

Attorney:

Harness, Dickey & Pierce, P.L.C.

Primary Examiner:

David Bochna

Int. Cl.
CPC ...
F16L 47/03 (2006.01); B29C 65/22 (2006.01); B29C 65/00 (2006.01); F16L 13/02 (2006.01); B29C 65/34 (2006.01); B29K 101/12 (2006.01); B29L 23/00 (2006.01); B29K 105/06 (2006.01); B29K 705/00 (2006.01);
U.S. Cl.
CPC ...
B29C 65/221 (2013.01); B29C 65/3468 (2013.01); B29C 66/1122 (2013.01); B29C 66/342 (2013.01); B29C 66/3472 (2013.01); B29C 66/5221 (2013.01); B29C 66/52295 (2013.01); B29C 66/52298 (2013.01); B29C 66/71 (2013.01); B29C 66/73921 (2013.01); B29C 66/8262 (2013.01); B29C 66/8266 (2013.01); F16L 13/0227 (2013.01); F16L 13/0236 (2013.01); F16L 47/03 (2013.01); B29C 65/3428 (2013.01); B29C 65/3432 (2013.01); B29C 65/3488 (2013.01); B29K 2101/12 (2013.01); B29K 2105/06 (2013.01); B29K 2705/00 (2013.01); B29L 2023/22 (2013.01);
Abstract

Electric welding coupler for the welding of pipes made of thermoplastic material or other weldable plastics comprising a cylindrical body made of thermoplastic material or other weldable plastics, containing at least one welding element, wherein the welding element is arranged close to the inner diameter of the cylindrical body, wherein the welding element forms at least two welding zones, a contact for feeding the electric current and at least one cavity, wherein the cavity is arranged in the cylindrical body, wherein a reinforcing ring is arranged around the outer circumference respectively outer diameter of the cylindrical body.

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