COOLING TOWER SPEED REDUCER
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United States of America Patent
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Issued Date -
Jul 1, 2021
app pub date -
Dec 23, 2020
filing date -
Dec 26, 2019
priority date (Note) -
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Abstract
There is provided a cooling tower speed reducer that reduces a speed of rotation input from an input shaft to rotationally drive a cooling fan installed inside a cooling tower. The cooling tower speed reducer includes a seal member disposed between a shaft and a casing. The seal member includes a first member externally fitted to the shaft and a second member internally fitted to the casing. The first member includes a first member main body and a first lip portion provided on an outer periphery of the first member main body. The second member includes a second member main body with which the first lip portion comes into contact and second lip portions provided on an inner periphery of the second member main body to come into contact with the first member main body.
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