Cordless electrically-powered concrete screed

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 11725349
APP PUB NO 20220333315A1
SERIAL NO

17855862

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Importance

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Abstract

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A power unit is configured for use as part of a concrete screed and includes a frame and a powered drive. The frame includes a drive housing. The powered drive is operably supported by the drive housing and is configured to rotate a rotatable concrete forming drum. The powered drive includes an electric motor and a battery operably coupled to the electric motor and configured to power the electric motor. The powered drive includes a drive shaft drivingly connectable relative to the drum, with rotation of the drive shaft causing corresponding rotation of the drum.

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Patent Owner(s)

  • CURB ROLLER LLC

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Armstrong, John Allen Fairview, US 9 14
Pyle, Kraig Allen Hiawatha, US 6 7
Ulmer, Seth Nathaniel Bern, US 8 7

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