WINCHE OR HOIST HAVING A GEARBOX WITH HIGH-CONTACT RATIO GEARS
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United States of America Patent
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Issued Date -
Jul 7, 2022
app pub date -
May 21, 2019
filing date -
May 21, 2019
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Abstract
A winch or a hoist (100) includes an input shaft, a rotatable dmm (112), and a gearbox (120) including a plurality of high-contact ratio spur-type gears, the gearbox coupled to the input shaft and to the rotatable dmm such that rotation of the input shaft at a first speed drives rotation of the rotatable drum at a second speed that is different than the first speed.
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