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:
Nov. 24, 2015
Filed:
Mar. 27, 2012
Applicants:
James E. Hamm, Grafton, OH (US);
Kyle Davison, North Royalton, OH (US);
Inventors:
James E. Hamm, Grafton, OH (US);
Kyle Davison, North Royalton, OH (US);
Assignee:
EMERSON ELECTRIC CO., St. Louis, MO (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
B23D 21/00 (2006.01); B26D 3/16 (2006.01);
U.S. Cl.
CPC ...
B23D 21/00 (2013.01); Y10T 83/04 (2015.04); Y10T 83/7226 (2015.04);
Abstract
A soil pipe cutting tool is described. The tool includes a telescoping housing assembly, a feedscrew in threaded engagement with the housing assembly, and a cutting chain. The cutting tool can be powered by an impact driver. Also described are rotary powered tools. In certain versions, the tools include torque limiting provisions to prevent transfer of excessively high levels of torque to a working end of the tool. Various methods of use are also described.