Marine winch drum
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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Sep 7, 1999
Grant Date -
N/A
app pub date -
Aug 20, 1997
filing date -
Aug 20, 1997
priority date (Note) -
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Abstract
The present invention comprises an improved marine winch drum having a plurality of grooves of a specific geometry formed in the spool of the drum to increase the holding power of the drum with respect to the line received thereon and to minimize damage to the line wrapped around the drum.
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