Tuesday, May 07, 2019

Steering quadrant and gooseneck bracket

During a lull on the boom I cut the notches for the netting (tramp) between the hulls:



Decided to build a quadrant using 6# foam and glass. First I needed bushings for tiller shaft:



Cool the shaft in snow, then knock bushing off waxed shaft:



Foam quadrant shaped, with shaft bushings:



Glass built up on the business edges:



Glassing on the shaft bushing:




Rudder in kicked up position:


Cutting out aluminum for the gooseneck bracket:







Mocking up the steering using wood:


Cutting out rudder tiller arms:


Gluing them up:


Cutting the shape, using 7 degree Ackermann geometry:





Small fillet for glass to lay into:


Glassed on inside to 1/4" thick or a bit more:



Cut the grooves for the dyneema steering lines using a fiber masonry sawblade:


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