SHANK ADAPTER, ROCK DRILLING MACHINE AND METHOD

A shank adapter, rock drilling machine and method of mounting a shank adapter of a rock drilling machine inside a slide bearing element. The shank adapter (8) comprises a coupling head (25) and a rotation portion (26) at its opposite ends. A flushing portion (22) is located between them. Outer diame...

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Bibliographische Detailangaben
Hauptverfasser:	PEURALA, Jussi, LÄÄKKÖLÄ, Esa, KELA, Timo
Format:	Patent
Sprache:	eng ; fre ; ger
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:	A shank adapter, rock drilling machine and method of mounting a shank adapter of a rock drilling machine inside a slide bearing element. The shank adapter (8) comprises a coupling head (25) and a rotation portion (26) at its opposite ends. A flushing portion (22) is located between them. Outer diameters (D1, D4) of the coupling head (25) and the rotation portion (26) are both greater than outer diameters (D2, D3, D5) between them.