Technique for suppressing decrease in flow rate of air discharged from blower
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United States of America Patent
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Apr 16, 2024
Grant Date -
Mar 9, 2023
app pub date -
Aug 29, 2022
filing date -
Sep 3, 2021
priority date (Note) -
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status (Latency Note)
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Abstract
A blower in one aspect of the present disclosure includes: a housing including a first discharge port; a motor in the housing; a fan in the housing; an attachment fitting portion; and a motor drive circuit. The attachment fitting portion is configured to detachably attach, to the first discharge port, an attachment including a second discharge port. The motor drive circuit (i) delivers a designated power to the motor and (ii) performs a constant power control that maintains a magnitude of an electric power delivered to the motor at a magnitude of the designated power.
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