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:
Nov. 29, 2016
Filed:
Feb. 07, 2014
Applicant:
Kobe Steel, Ltd., Hyogo, JP;
Inventor:
Katsuhiko Ozaki, Kobe, JP;
Assignee:
KOBE STEEL, LTD., Hyogo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B24B 41/04 (2006.01); B24B 41/02 (2006.01); B24D 5/02 (2006.01); B24D 5/16 (2006.01);
U.S. Cl.
CPC ...
B24B 41/02 (2013.01); B24B 41/042 (2013.01); B24D 5/02 (2013.01); B24D 5/165 (2013.01);
Abstract
The rotation support bar () of a grinding tool () has a bendable hinge section () at the intermediate section thereof, and has a balancer () on the grinding stone tip () side. The hinge section () comprises two or more opposed pairs of grooves () which have circular arc-shaped bottom surfaces and which are provided in the outer peripheral surface of the rotation support bar () so as to extend in the direction perpendicular to the axial direction of the rotation support bar (). The grooves () are provided at equal angular intervals.