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:
Sep. 30, 2014
Filed:
Feb. 14, 2012
Thomas Andersson, Kungsor, SE;
Thomas Andersson, Kungsor, SE;
Kungsors Plast AB, Kungsor, SE;
Abstract
A fusion welding socket for coupling together double walled plastic conduits including an inner pipe, an outer pipe surrounding the inner pipe and an annular space arranged between the inner and outer pipes. The fusion welding socket includes a main body comprising a first end portion, a second end portion and an intermediate portion. The intermediate portion has at least one inner diameter which is smaller than the inner diameters of the first and second end portions. Three heating coils are embedded in the first end portion, the second end portion and the intermediate portion, respectively, for fusing together the first and second end portions with a respective outer pipe of a first and second conduit and the intermediate portion with a respective inner pipe of the first and second conduit. A passageway includes an annular space is arranged to connect the annular spaces of the first and second conduit after fusion.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile