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US Patent 9120657 Power hand truck

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Is a
Patent
Patent
1

Patent attributes

Patent Jurisdiction
United States Patent and Trademark Office
United States Patent and Trademark Office
1
Patent Number
91206571
Date of Patent
September 1, 2015
1
Patent Application Number
143321461
Date Filed
July 15, 2014
1
Patent Citations Received
‌
US Patent 12136810 Start-up protection using inrush current control
2
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US Patent 12136811 Start-up protection using inrush current control
3
‌
US Patent 12122441 Electric handcart
4
Patent Primary Examiner
‌
Jeffrey J Restifo
1
Patent abstract

The present invention features a powered hand truck including a flat base, a first frame and a second frame, a first back brace, a first handle and a second handle, a drive axis, an electric motor, a battery, a shift box, a power switch, a first wheel and a second wheel. The drive axle may optionally include a differential allowing easy turning of the hand truck. The battery is replaceable and rechargeable to provide power to the hand truck. A power switch control the ON/OFF of the motor. The shift control box has a Forward, Reverse and Neutral gears section for controlling the motor. The motor further provides regenerative braking to charge battery when the shift is set as Neutral. The powered hand truck may include a recharger port for battery recharging.

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