Winch having a multiple diameter drum
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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-
Feb 1, 2000
Grant Date -
N/A
app pub date -
Jun 18, 1998
filing date -
Jun 27, 1997
priority date (Note) -
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Abstract
A winch has two portions of respectively different diameters. A ridge between them permits line to be flipped from the larger diameter portion to the other. Surface treatments of the two portions may be different, with that on the larger diameter portion being less aggressive than that on the smaller.
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Cited Art Landscape
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