Excavation system employing a jet pump
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United States of America Patent
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Mar 1, 2005
Grant Date -
Jan 22, 2004
app pub date -
Jul 19, 2002
filing date -
Jul 19, 2002
priority date (Note) -
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Abstract
An excavation system comprises a bucket, defining an outlet at its base, in fluid communication with a suction tube in fluid communication with a jet pump, configured to create a suction in the suction tube. A related method of excavating comprises loading excavation material into a bucket which defines an outlet at its base, sizing the excavation material by sieving action of a guard substantially covering the bucket outlet, and suctioning the sized material though the bucket outlet using a vacuum created by a jet pump.
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