SCRAPER, ROCK DRILLING UNIT AND METHOD

A scraper, rock drilling unit, and a method of cleaning a feed beam of a rock drilling unit. The scraper (11) comprises a scraper element (12) and a bracket (13) mountable to the feed beam (3). The bracket provides the scraper element with floating support. There is at least one force element (14) f...

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Bibliographische Detailangaben
Hauptverfasser:	LAUNIS, SIRPA, HAKULINEN, JOHANNES, HUHTANEN, JUSSI, PIISPANEN, JUHA
Format:	Patent
Sprache:	eng ; fre
Schlagworte:	CLEANING CLEANING IN GENERAL 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 PERFORMING OPERATIONS PREVENTION OF FOULING IN GENERAL TRANSPORTING
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Beschreibung
Zusammenfassung:	A scraper, rock drilling unit, and a method of cleaning a feed beam of a rock drilling unit. The scraper (11) comprises a scraper element (12) and a bracket (13) mountable to the feed beam (3). The bracket provides the scraper element with floating support. There is at least one force element (14) for gen-erating a force for moving the scraper ele-ment in relation to the bracket.