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:
Mar. 04, 1986
Filed:
Feb. 28, 1983
Applicant:
Inventor:
James A Kammeraad, Holland, MI (US);
Assignee:
K-Line Industries, Inc., Holland, MI (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B21J / ;
U.S. Cl.
CPC ...
72479 ; 72370 ;
Abstract
A broach specifically adapted for use in the final sizing of valve guides having a pilot, broaching surface and shank fabricated from a single piece of tool stock. The radius of the broaching surface, measured along a line perpendicular to both the longitudinal axis of the broach and a tangent to the broaching surface, is between 0.375 and 1.0 inches.