A RESIN ANCHORED ROCK BOLT WITH A PIERCING END

A RESIN ANCHORED ROCK BOLT WITH A PIERCING END

The invention he invention provides a resin bolt which includes an elongate shaft which extends between a leading end and a trailing end and a positioning head which is integral to the shaft at the leading end and which extends in the elongate axis of the shaft from a base edge to a crown, with the...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: CROMPTON, Brendan Robert, SHEPPARD, James William
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:The invention he invention provides a resin bolt which includes an elongate shaft which extends between a leading end and a trailing end and a positioning head which is integral to the shaft at the leading end and which extends in the elongate axis of the shaft from a base edge to a crown, with the head formed with a plurality of projections, with each projection extending laterally, beyond the radial dimension of the shaft and each projection having a leading surface, which slopes from the crown to the base edge, and a trailing surface from the base edge to the shaft.