Utility winch
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Aug 12, 2003
Grant Date -
May 15, 2003
app pub date -
Nov 12, 2001
filing date -
Nov 12, 2001
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A utility winch having a single planet gear assembly that commonly engages adjacent ring gears, one ring gear fixed and the other rotatable. The planet gears of the planet assembly have inner and outer portions that rotate together and have different diameters and different numbers of teeth, one ring gear engaged with an inner portion and a second ring gear engaged with an outer portion of the planet gears. Said ring gears matched to the respective planet gear portions and having different numbers of teeth and different diameters as required to achieve involute engagement of the ring gears and planet gears whereby the rotatable gear is caused to rotate at a substantially reduced rate of rotation. Said rotatable ring gear is fixed to the winch reel for reduced rotation of the reel.
First Claim
Other Claims data not available
