Excavating apparatus with adjustable breaker bar

An excavating apparatus for breaking and removing material away from an upright face of material is disclosed. The apparatus includes a rotary cutting head mounted between the fore ends of a pair of boom arms. The boom arms are pivotally mounted relative to the front end of a vehicular portion of th...

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Bibliographische Detailangaben

Hauptverfasser:	HANSON, RAYMOND A
Format:	Patent
Sprache:	eng
Schlagworte:	DREDGING FIXED CONSTRUCTIONS FOUNDATIONS HYDRAULIC ENGINEERING SOIL SHIFTING
Online-Zugang:	Volltext bestellen
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