ELECTRIC EXCAVATOR
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United States of America Patent
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Issued Date -
Jul 11, 2024
app pub date -
Mar 25, 2022
filing date -
Apr 15, 2021
priority date (Note) -
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status (Latency Note)
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Abstract
A revolving frame revolves around a center of revolution. A battery is supported by the revolving frame. An electric motor is supported by the revolving frame and supplied with electric power from the battery. A hydraulic pump is supported by the revolving frame, driven by the electric motor, and arranged closer to the center of revolution than the electric motor in a plan view.
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