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:
Jun. 21, 1994
Filed:
May. 24, 1993
Applicant:
Inventor:
Kevin C Lent, Rogers, MN (US);
Assignee:
Caterpillar Paving Products Inc., Minneapolis, MN (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21C / ;
U.S. Cl.
CPC ...
299 87 ; 299 93 ;
Abstract
A rotary cutter having a plurality of flighting segments which have a tool holder receiving pocket extending radially inwardly from an outer surface of the flighting segments. Cutting tool holders are retained in the pocket by a wedge disposed adjacent the trailing edge of the tool holder and a bolt extending radially inwardly toward a longitudinal axis of the rotary cutter. The bolt extends through the wedge and an opening in the flighting segment and engages a nut disposed in a passageway extending transversely through the flighting segment.