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. 29, 1997
Filed:
Dec. 11, 1995
Applicant:
Inventor:
James R Sparks, Yamhill, OR (US);
Assignee:
U.S. Natural Resources, Inc., Vancouver, WA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B27G / ;
U.S. Cl.
CPC ...
144220 ; 1441621 ; 144241 ; 407 46 ; 407101 ; 407115 ; 407 41 ;
Abstract
A finishing blade having a radiused cutting edge for a chipper to produce a smooth finish on a surface of a log. The blades are mounted on the chipper such that a cut produced by one blade will be overlapped by a succeeding blade. The cutting edge of the finishing blade is radius ground to a slight curvature, The curvature of the cutting edge assures that the plane of cut produced by a first blade will be intersected by a succeeding blade.