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. 23, 2018
Filed:
Jul. 27, 2012
Dilip Kumar Tailor, Mississaugo, CA;
Mark Phillip Brandon, Toronto, CA;
Emerson John Tacoma, Georgetown, CA;
Shawn Doyle, Georgetown, CA;
David Seepersaud, Etobicoke, CA;
Dilip Kumar Tailor, Mississaugo, CA;
Mark Phillip Brandon, Toronto, CA;
Emerson John Tacoma, Georgetown, CA;
Shawn Doyle, Georgetown, CA;
David Seepersaud, Etobicoke, CA;
SHAWCOR LTD., Toronto, Ontario, CA;
Abstract
An apparatus for heating an elongate tubular article, such as a heat shrinkable sleeve applied around a welded pipe joint during pipeline construction. The apparatus is in the form of a frame which can be disposed around the article, the frame having a heater device having both longitudinally disposed heating zones and radially disposed heating sectors, each of which can be independently controlled. Alternatively, or in combination, the apparatus can have an air circulation system. Also, a method for shrinking a heat shrinkable sleeve comprising use of said apparatus.