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:
Apr. 17, 2001
Filed:
Nov. 05, 1999
Applicant:
Inventor:
Thomas A. King, Ballwin, MO (US);
Assignee:
Tom King Harmony Products, Inc., Ballwin, MO (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16K 4/300 ; F16L 4/106 ;
U.S. Cl.
CPC ...
F16K 4/300 ; F16L 4/106 ;
Abstract
A self-tapping tee for heavy walled plastic pipe such as polyvinyl chloride (PVC) or thick walled polyethylene tubing. The self-tapping tee includes a saddle for gripping a tubular line to be tapped, a coupling tap with a stem for poking a hole in a sidewall of the line, with the sidewall of the line around the hole stretched about the stem, forming a seal, and a removable mandrel for supporting the stem while the hole is being made.