Driving apparatus for direct-drive type washing machine
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United States of America Patent
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Feb 20, 2018
Issued Date -
N/A
app pub date -
Dec 5, 2013
filing date -
Jun 8, 2011
priority date (Note) -
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status (Latency Note)
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Abstract
A driving apparatus for a direct-drive type washing machine includes a support member that is fixed to the lower side of a washing tub; a dehydrating tub rotating shaft that is rotatably supported on the support member and that is connected to a dehydrating tub to rotate the dehydrating tub; a pulsator rotating shaft that is rotatably arranged in the inside of the dehydrating tub rotating shaft and that is connected to a pulsator to rotate the pulsator; a drive motor comprising a double rotor including an outer rotor that is connected to the pulsator rotating shaft and an inner rotor that is connected to the dehydrating tub rotating shaft, and a double stator including a first stator coil for rotating the outer rotor and a second stator coil for rotating the inner rotor; and a motor drive unit that generates alternating-current (AC) power according to a washing control signal.
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