ROTARY GRINDING TOOL AND METHOD OF MANUFACTURING SAME

Title:

ROTARY GRINDING TOOL AND METHOD OF MANUFACTURING SAME

Document Type and Number:

WIPO Patent Application WO/2011/078139

Kind Code:

A1

Abstract:

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.

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Inventors:

IMAI Atsumi (1-12, Higashichuo 3-chome Kisarazu-shi Chiba, 57, 〒2920057, JP)
今井篤実 (〒57 千葉県木更津市東中央３丁目１番１２号 Chiba, 〒2920057, JP)
AIGA Takehide (1-12, Higashichuo 3-chome Kisarazu-shi Chiba, 57, 〒2920057, JP)
相賀武英 (〒57 千葉県木更津市東中央３丁目１番１２号 Chiba, 〒2920057, JP)
NAGAI Masanori (1382-12, Shimoishigami Ohtawara-shi Tochigi, 16, 〒3248516, JP)
永井昌憲 (〒16 栃木県大田原市下石上１３８２－１２ Tochigi, 〒3248516, JP)
SATO Takayuki (1382-12, Shimoishigami Ohtawara-shi Tochigi, 16, 〒3248516, JP)

Application Number:

JP2010/072945

Publication Date:

June 30, 2011

Filing Date:

December 21, 2010

Export Citation:

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Assignee:

NITTETSU ANTI-CORROSION CO.,LTD. (1-12, Higashichuo 3-chome Kisarazu-shi Chiba, 57, 〒2920057, JP)
日鉄防蝕株式会社 (〒57 千葉県木更津市東中央３丁目１番１２号 Chiba, 〒2920057, JP)
DAI NIPPON TORYO CO.,LTD. (1-124, Nishi-Kujo 6-chome Konohana-k, Osaka-shi Osaka 12, 〒5540012, JP)
大日本塗料株式会社 (〒12 大阪府大阪市此花区西九条６丁目１番１２４号 Osaka, 〒5540012, JP)
IMAI Atsumi (1-12, Higashichuo 3-chome Kisarazu-shi Chiba, 57, 〒2920057, JP)
今井篤実 (〒57 千葉県木更津市東中央３丁目１番１２号 Chiba, 〒2920057, JP)
AIGA Takehide (1-12, Higashichuo 3-chome Kisarazu-shi Chiba, 57, 〒2920057, JP)
相賀武英 (〒57 千葉県木更津市東中央３丁目１番１２号 Chiba, 〒2920057, JP)
NAGAI Masanori (1382-12, Shimoishigami Ohtawara-shi Tochigi, 16, 〒3248516, JP)

International Classes:

B24D7/00; B24D3/00; B24D3/06

Attorney, Agent or Firm:

TAKAHASHI Masaharu (2nd Flr, A2 Bldg. 45-4, Higashi-Ikebukuro 1-chom, Toshima-ku Tokyo 13, 〒1700013, JP)

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