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. 13, 1999
Filed:
Oct. 23, 1998
Applicant:
Inventors:
David A Kammeraad, Holland, MI (US);
James E Koats, Grand Haven, MI (US);
Assignee:
K-Line Industries, Inc., Holland, MI (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B23B / ;
U.S. Cl.
CPC ...
408227 ; 408230 ;
Abstract
A finish reamer adapted to finish ream bronze-based valve guides and valve inserts is disclosed. The reamer includes a body section having a plurality of spiral flutes formed therein. The flutes define a plurality of cutting blades. Each cutting blade has an axially extending radial relief formed therein, and a land with a margin having a non-uniform width that is smaller near its leading end and larger near its trailing end.