PISTON GUIDING ELEMENT, ROCK DRILLING MACHINE AND METHOD

A piston guiding element, rock drilling machine and method for supporting a front end portion of a percussion piston of a rock drilling machine. The element (20) comprises a braking recess (16) at its rear end (24). The element further comprises at least one bearing sleeve (29) which is provided wit...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	HÄMÄLÄINEN, Mikko, VIINIKKA, Matti, KANDELIN, Lars, KOSKIMÄKI, Antti, LÄÄKKÖLÄ, Esa, KELA, Timo
Format:	Patent
Sprache:	eng ; fre ; ger
Schlagworte:	EARTH DRILLING EARTH DRILLING, e.g. DEEP DRILLING FIXED CONSTRUCTIONS HAND TOOLS MANIPULATORS MINING OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR ASLURRY OF MINERALS FROM WELLS PERCUSSIVE TOOLS PERFORMING OPERATIONS PORTABLE POWER-DRIVEN TOOLS TRANSPORTING
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