Winch Sizes

mickp

New member
Joined
30 May 2001
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130
Location
Hampshire
Can anyone tell how to measure the size of winches I see qoutes such as lewmar 30 etc what does it mean ?
 

Strathglass

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Joined
16 May 2001
Messages
2,197
Location
Fife
It effectively means the distance the handle moves compared with distance a sheet round the winch will move. For example if the winch has no gears and the drum turns at the handle speed, then it is the ratio of the length of the winch handle to rhe radius of the winch drum. As more reduction gearing is added then the winch gearing increases. The ratios are normally quoted for a 10" handle (I think).
What I do not understand however is, why does some enterprising manufacturer not introduce a 12" or 15" winch handle?.
 
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