Power tool
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United States of America Patent
Stats
-
Jun 4, 2019
Grant Date -
Mar 15, 2018
app pub date -
Feb 26, 2016
filing date -
Mar 31, 2015
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A power tool includes: a brushless motor; a rectifier circuit; a smoothing circuit; an inverter; a controller; an operating part; and a switch. The switch is rendered ON in accordance with an operation performed in the operating part by a user to allow power to be supplied to the inverter circuit by the rectifier circuit through the smoothing circuit and rendered OFF in accordance with release of the operation by the user to interrupt the inverter circuit from the rectifier circuit to halt supplying the power to the inverter circuit. The smoothing circuit includes a first capacitor and a second capacitor connected in parallel. The controller is configured to control the switching operations of the inverter circuit to drive the brushless motor in accordance with a signal inputted in accordance with the operation performed in the operating part by the user.
First Claim
Family
International Classification(s)
Cited Art Landscape
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