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, 2003
Filed:
Feb. 05, 2001
Applicant:
Inventors:
Klaus Tank, Bedfordview, ZA;
Roy Derrick Achilles, Bedfordview, ZA;
Assignee:
Other;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B23F 2/103 ;
U.S. Cl.
CPC ...
B23F 2/103 ;
Abstract
An abrasive body which includes an abrasive layer bonded to a substrate along an interface and at least one projection extending from the interface into the substrate. The a projection has an essentially elliptical or circular form in plan and a profile which includes a substantially flat central portion and connecting surfaces joining the central portion to the interface and which slope towards the interface.