Machine for digging or refurbishing swales
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United States of America Patent
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-
Jan 3, 2017
Grant Date -
N/A
app pub date -
Sep 9, 2014
filing date -
Sep 9, 2014
priority date (Note) -
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status (Latency Note)
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Abstract
A machine for forming an elongate swale in an earth surface includes a motor for powering the machine along a predetermined path of travel, a first blade housing, a second blade housing, the first and second blade housings being positioned on opposite sides of a longitudinal axis of symmetry of the machine at a predetermined angle with respect to the earth surface. A first disc is rotatably mounted in the first blade housing and a second disc is rotatably mounted in the second blade housing. The first and second discs are counter-rotated by the motor. Each of the discs has at least two blades secured to an outer peripheral edge in diametrically opposed relation to one another. The two blades include a digging blade a sweeping blade. Each digging blade depending downwardly from the plane of the disc and each sweeping blade extending upwardly from the plane of the disc.
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