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:
Jul. 11, 2017
Filed:
Mar. 17, 2015
Applicant:
Kennametal Inc., Latrobe, PA (US);
Inventor:
Randall Walter Ojanen, Bristol, TN (US);
Assignee:
KENNAMETAL INC., Latrobe, PA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21C 35/197 (2006.01);
U.S. Cl.
CPC ...
E21C 35/197 (2013.01);
Abstract
A cutting tool assembly includes a holder having a front face that defines a longitudinal bore extending at least partially through the holder, a cutting tool having a head portion, a shank portion and a collar portion therebetween all extending along a longitudinal axis of the cutting tool, a retainer sleeve substantially surrounding the shank portion and configured for being removably received in the longitudinal bore of the holder and an outwardly biasing retention member connected to the retainer sleeve and configured for cooperating with the longitudinal bore of the holder.