Riding trowel with CVT clutch module

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United States of America Patent

PATENT NO 9068300
SERIAL NO

14497651

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A power riding trowel for finishing concrete comprising rotors turned by gearboxes driven by gearbox driveshaft's linked to the moor output by CVT gear ratio control. The motor output shaft drives a first jackshaft driven at a higher speed than the motor RPM. A CVT pulley assembly comprising first and second CVT pulleys and a CVT belt entrained between them has a first CVT pulley driven by the first jackshaft. A second jackshaft splined to the second CVT pulley drives the gearbox driveshaft at a speed lower than said second jackshaft to operate the rotor means at a proper speed and torque.

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Patent Owner(s)

Patent OwnerAddress
ALLEN ENGINEERING CORPORATIONP O BOX 819 PARAGOULD AZ 72451

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Fielder, Jeffrey Lynn Bono, US 4 18

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