Nozzle and filter-type dust collector
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United States of America Patent
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Feb 3, 2009
Grant Date -
Apr 13, 2006
app pub date -
May 5, 2005
filing date -
Oct 13, 2004
priority date (Note) -
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status (Latency Note)
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Abstract
There are provided a nozzle capable of enhancing the straight-advancing capability of jetted fluid to increase the back wash effect of a filter member, and a filter-type dust collector capable of effectively carrying out dust removal from a filter member with such a nozzle. To this end, the nozzle has a Laval nozzle section secured to the inside of an outer tube at its proximal end and a fluid guide section disposed at the leading end of the outer tube. The fluid guide section has a plurality of suction holes elongated in the flowing direction of the pressurized fluid. This nozzle is mounted on a pulse header tube of a dust removal device.
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