Self adjusting automatic load brake
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United States of America Patent
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Aug 17, 2021
Grant Date -
Oct 1, 2020
app pub date -
Mar 29, 2019
filing date -
Mar 29, 2019
priority date (Note) -
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status (Latency Note)
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Abstract
A self-adjusting automatic load brake for a hoist is disclosed. In various embodiments, the load brake includes a first shaft defining an annular hollow portion; a second shaft defining an engagement portion, the engagement portion configured for sliding disposition within the annular hollow portion; a first reaction plate coupled to the first shaft; a second reaction plate coupled to the second shaft; and a plurality of friction discs, with at least one of the plurality of friction discs coupled to a cup and disposed between the first reaction plate and the second reaction plate, the annular hollow portion of the first shaft and the engagement portion of the second shaft being sized and configured to accommodate thinning of the plurality of friction discs.
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