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Search: Posts Made By: jkishel
Forum: Construction, Maintenance & Refit 26-11-2018, 19:32
Replies: 47
Views: 7,184
Posted By jkishel
Re: Steering sheaves / pulleys

per the article, 3751 lbs on the rudder acts 2 inches away from the centerline of the rudder post, resulting in a moment of 3751 x 2 = 7502 inch-pounds on the rudder post. The article's quadrant has...
Forum: Construction, Maintenance & Refit 25-11-2018, 15:51
Replies: 47
Views: 7,184
Posted By jkishel
Re: Steering sheaves / pulleys

Not at all, that is all correct, I just went one step further to describe the load on the wire rope itself.
Forum: Construction, Maintenance & Refit 25-11-2018, 12:16
Replies: 47
Views: 7,184
Posted By jkishel
Re: Steering sheaves / pulleys

Correct, the force on the rudder could be several thousand pounds, but the force on the wire rope itself is much less. The resultant force on a spade rudder turned hard over is located several inches...
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