Debris-collecting apparatus
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United States of America Patent
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Nov 1, 2016
Grant Date -
N/A
app pub date -
Jan 11, 2013
filing date -
Apr 16, 2012
priority date (Note) -
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Abstract
Debris-collecting apparatus and methods of use are provided. One hood is provided for use with a mobile debris-collecting apparatus that has an input portion, a draft inducer, and a bag. The hood has an inlet for receiving air and debris drawn through the input portion by the draft inducer, and the hood includes a helical passage extending downwardly from the inlet at least two hundred and seventy degrees about an imaginary vertical axis to direct the air and debris from the inlet to the bag in a helical direction. An opening may be formed inside the helical passage, and the hood may include a filter removably positioned to restrict the debris from exiting through the opening. The filter may extend downwardly inside the helical passage and/or the bag, whereby further causing helical movement of the debris by providing an inner boundary around which the debris must pass.
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