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:
Aug. 06, 2024
Filed:
Jul. 05, 2023
Applicant:
Tokyo Diamond Tools Mfg. Co., Ltd., Tokyo, JP;
Inventors:
Kai Kyoshima, Tokyo, JP;
Takeshi Yagi, Tokyo, JP;
Assignee:
TOKYO DIAMOND TOOLS MFG. CO., LTD., Tokyo, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B24D 18/00 (2006.01); B24B 37/24 (2012.01); B24D 11/00 (2006.01);
U.S. Cl.
CPC ...
B24B 37/245 (2013.01); B24D 11/001 (2013.01); B24D 18/0009 (2013.01);
Abstract
A synthetic grindstone for performing a surface processing includes abrasive grains with an abrasive grain proportion (Vg) higher than 0 vol. % and equal to or lower than 40 vol. %, includes a nonwoven-fabric binder with a binder proportion (Vb) equal to or higher than 35 vol. % and lower than 90 vol. %. The synthetic grindstone has a porosity (Vp) higher than 10 vol. % and equal to or lower than 55 vol. %.