LARGE DIAMETER EARTH BORING BIT

The rolling cutters of a large diameter earth boring bit are locked in place in a saddle mount yet may easily be removed. A vee-shaped, slabbed-off portion of the journal is held in place by a cap bolted to the saddle mount.

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Bibliographische Detailangaben
1. Verfasser:	WILLIAM M. CONN
Format:	Patent
Sprache:	eng
Schlagworte:	EARTH DRILLING EARTH DRILLING, e.g. DEEP DRILLING FIXED CONSTRUCTIONS MINING OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR ASLURRY OF MINERALS FROM WELLS
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Beschreibung
Zusammenfassung:	The rolling cutters of a large diameter earth boring bit are locked in place in a saddle mount yet may easily be removed. A vee-shaped, slabbed-off portion of the journal is held in place by a cap bolted to the saddle mount.