Excavating – Ditch filler
Patent
1994-07-25
1996-02-27
Melius, Terry Lee
Excavating
Ditch filler
37379, 209421, 209248, 414722, 403225, E02F 522
Patent
active
054937965
ABSTRACT:
A backhoe operated bucket is provided with an opening containing a screen frame opposite its scraper blade equipped loading opening for separating coarse material contained by soil excavated from a pipeline ditch and depositing fine padding soil on a pipeline in the ditch. A motor driven eccentric supported by the screen frame vibrates the screen frame in several directions to achieve a separation of fine and coarse material, the latter being deposited in the ditch above the padding soil.
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Ballew Raymond E.
Barnes Houston T.
Batson Victor
Melius Terry Lee
Rhea Robert K.
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