ROTARY GRINDING TOOL AND METHOD OF MANUFACTURING SAME

WIPO Patent Application WO/2011/078139

A1

Disclosed is a low-cost rotary grinding tool with an excellent low-noise characteristic capable of suppressing noise during grinding. Specifically disclosed is a rotary grinding tool with an excellent low-noise characteristic, which comprises a grinding surface having a surface density of 20 particles/cm2 or more formed on at least a part of a surface of a metallic disc by brazing hard particles having a hardness of 9 or more on the Mohs scale; and an attachment portion to be attached to a rotatable shaft of a rotating device formed in a central portion of a holder that supports the metallic disc. The metallic disc and the holder are joined to each other.

WO/2009/075004	ABRASIVE TOOL
JP7186770	Abrasive article and method of forming same

IMAI ATSUMI (JP)
AIGA TAKEHIDE (JP)
NAGAI MASANORI (JP)
SATO TAKAYUKI (JP)
FUJIMOTO KENJI (JP)
MATSUMOTO TSUYOSHI (JP)
KIHIRA HIROSHI (JP)

PCT/JP2010/072945

June 30, 2011

December 21, 2010

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NITTETSU ANTI CORROSION CO LTD (JP)
DAINIPPON TORYO KK (JP)
IMAI ATSUMI (JP)
AIGA TAKEHIDE (JP)
NAGAI MASANORI (JP)
SATO TAKAYUKI (JP)
FUJIMOTO KENJI (JP)
MATSUMOTO TSUYOSHI (JP)
KIHIRA HIROSHI (JP)

B24D7/00; B24D3/00; B24D3/06

JP2007307701A	2007-11-29
JP2004174703A	2004-06-24
JP2003159656A	2003-06-03
JP2004276197A	2004-10-07

TAKAHASHI MASAHARU (JP)
Masaharu Takahashi (JP)

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