STANDALONE PORTABLE ELECTRIC BLOWER WITH VARIABLE AIR EXIT SPEED
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United States of America Patent
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Issued Date -
May 22, 2014
app pub date -
Apr 5, 2012
filing date -
Apr 7, 2011
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Abstract
A standalone portable electric blower has a propeller generating airflow and driven by an electric motor powered: by a power source, said blower including an air-guide conduit made up of a series of three generally cylindrical tubular portions, namely a proximal portion or suction nozzle provided with an air inlet, a distal air exit portion or exhaust nozzle and a central portion. The central portion is a separate piece and is arranged to form a functional assembly, unitary or made up of a plurality of elements and made of a heat conducting material, said central portion comprising the following functional sub-assemblies; an electronic switching electric motor; at least one axial, propeller rotated b the electric motor; air rectifiers; and an electronic board for managing the tool and controlling the motor. The functional assembly is housed in the central or intermediate portion of said air-guide conduit with which said assembly engages,
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