GRINDING CUP AND WEAR PART THEREFOR

PCT No. PCT/SE95/01386 Sec. 371 Date Aug. 11, 1997 Sec. 102(e) Date Aug. 11, 1997 PCT Filed Nov. 21, 1995 PCT Pub. No. WO96/15874 PCT Pub. Date May 30, 1996A grinding cup includes a wear part having a cavity at its front end, the cavity configured for grinding a button of a rock drill bit. A flush c...

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Bibliographische Detailangaben
Hauptverfasser:	NAVA, PETER, BERGQVIST, ARNE
Format:	Patent
Sprache:	eng ; fre ; ger
Schlagworte:	DRESSING OR CONDITIONING OF ABRADING SURFACES FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS GRINDING MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING PERFORMING OPERATIONS POLISHING TOOLS FOR GRINDING, BUFFING, OR SHARPENING TRANSPORTING
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Zusammenfassung:	PCT No. PCT/SE95/01386 Sec. 371 Date Aug. 11, 1997 Sec. 102(e) Date Aug. 11, 1997 PCT Filed Nov. 21, 1995 PCT Pub. No. WO96/15874 PCT Pub. Date May 30, 1996A grinding cup includes a wear part having a cavity at its front end, the cavity configured for grinding a button of a rock drill bit. A flush channel extends forwardly through the wear part and terminates at the cavity for conducting a flushing medium thereto. The flush channel is spaced from a center axis of rotation of the grinding cup by a distance greater than 2% and less than 30% of a largest diameter of the cavity.