Scraper machine
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United States of America Patent
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-
Oct 2, 2012
Grant Date -
Sep 17, 2009
app pub date -
Mar 12, 2009
filing date -
Mar 12, 2008
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
The invention relates to a machine for scraping away sediment or the like deposited on the bottom of a gallery. The machine comprises: a first movable body suitable for moving over the bottom portion of the wall of the gallery; first movement means for moving said first movable body; scraper means for detaching sediment from the bottom; first buffer storage means mounted on said first movable body; first transfer means for transferring detached sediment into said first storage means; second transfer means for transferring sediment stored in said first buffer storage means to the outside of said first movable body; a second movable body; second movement means; and second storage means mounted on said second movable body to collect the transferred sediment.
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Cited Art Landscape
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