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Patent Searching and Data


Title:
SEGMENTED SUPERABRASIVE GRINDING DEVICE
Document Type and Number:
WIPO Patent Application WO2004011020
Kind Code:
A9
Abstract:
The present invention is for a grinding device (10), such as a surface grinding disc or an annular grinding wheel (100), constructed from a plurality of abrasive segments (30) arranged in an array thereon (26) (26'), wherein the plurality of abrasive segments are embedded in a matrix composition (40), and wherein the device is abapted to perform a "dry machining" operation. The abrasive segments may be resin bonded or vitrified and may include diamond or other superhard or superabrasive particles, such as, for example, cubic boron nitride ("cBN"), dispersed therein. Both the abrasive segments (30) and the matrix composition (40) include a dry lubricant, such as hexagonal boron nitride, molybdenum disulfide or graphite, dispersed therein. The abrasive segments (30) further include a melt phase metal composition, such as bronze or other copper alloys, to aid in heat dissipation.

Inventors:
GALEN EDWARD E (US)
SCHLIE DONALD R (US)
Application Number:
US0323517W
Publication Date:
May 21, 2004
Filing Date:
July 29, 2003
Export Citation:
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Assignee:
UNOVA IND AUTOMATION SYS INC (US)
GALEN EDWARD E (US)
SCHLIE DONALD R (US)
International Classes:
B24B5/00; B24D3/20; B24D3/28; B24D3/34; B24D5/06; B24D7/06; (IPC1-7): B24B5/00
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