BRUSHLESS MOTOR SYSTEM FOR POWER TOOLS

Number of patents in Portfolio can not be more than 2000

United States of America

APP PUB NO 20200016734A1
SERIAL NO

16580424

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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A power tool is provided including a tool housing including a motor housing and a handle portion; a battery receptacle disposed at an end of the handle portion opposite the motor housing, the battery receptacle being configured to receive a battery pack having a maximum voltage of at least 60 V; and a brushless DC (BLDC) motor including an electronically-commutated stator assembly and a rotor assembly magnetically interacting with the rotor assembly to rotate with respect to the stator assembly, the stator assembly comprising a stator lamination stack sized to be received within the motor housing having a circumference of approximately 140 to approximately 190 mm. The motor produces a maximum power output of at least 1600 watts for driving an output shaft at a maximum torque of at least 30 inch-pounds and a maximum speed of at least 8000 rotations-per-minute.

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Patent Owner(s)

  • Owner owned or assignment not recorded

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Dunston, Jarrett A Bel Air, US 9 38
Gallagher, William F Stewartstown, US 16 215
Kelleher, Joseph P Parkville, US 28 393
Oktavec, Craig A Forest Hill, US 25 133
Smith, David J Columbia, US 129 1769

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