Device for excavating and redepositing earth
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United States of America Patent
Stats
-
Nov 6, 2001
Grant Date -
N/A
app pub date -
Dec 27, 1999
filing date -
Jun 28, 1997
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A device for digging and backfilling of ditches, in particular for laying pipes, comprising an automotive travelling mechanism (2) carrying a machine frame (4) with an upper structure, a boom (6) pivoted on the machine frame (4) and having a plurality of boom arms (8, 10, 12) connected with each other with hinges and an excavator bucket (16) pivoted on the free end of the boom (6) is provided with a milling/mixing rotor (22) mounted to the excavator bucket (16).
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