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:
May. 20, 2014
Filed:
May. 01, 2008
Applicants:
Thomas A. Burdsall, Huntersville, NC (US);
Michael R. Johnston, Troutman, NC (US);
Inventors:
Thomas A. Burdsall, Huntersville, NC (US);
Michael R. Johnston, Troutman, NC (US);
Assignee:
Worthington Torch, LLC, Columbus, OH (US);
Primary Examiner:
Int. Cl.
CPC ...
F16L 37/248 (2006.01);
U.S. Cl.
CPC ...
Abstract
A coupling for attaching a fuel canister to an appliance such as a torch comprises a first connector on the canister. The first connector comprises a first set of screw threads where the first set of screw threads are interrupted to define a shape. A second connector on the appliance comprises a locking element. The locking element has a matching shape that matches the shape such that the locking element closely receives the first connector when the first connector is in a first orientation relative to the second connector.