> rudder construction
Posted: Tue Sep 28, 1999 11:07 am
Original Posted By: robert hensarling
Yep and Yep.On my rudder I shimmed the thinner "tounge" with a 1/16" piece of plywoodand my hinges are in fact made from 1-1/4" sqare tubing, effectivelydoubling the hinge points.Steve EldredgeIT ServicesBrigham Young University> -----Original Message-----> william hutson> Sent: Tuesday, September 28, 1999 9:45 AM> To: Pietenpol Discussion> Subject: rudder construction>>> I have decided to build the fin and rudder first and> came up with a few questions.> First, I noticed that the "toungues" on the structural> members are of different widths. Wouldn't this> require that the thicker member be sanded or planed> down to the thickness of another member where they> meet at a joint? This would also allow the gusset> to lay flat on both surfaces to get 100% facial> contact.> Second, I noticed the hinges, as per the plans,> require welding. Wouldn't it be better to use a "U"> shaped bracket the same length as the one shown. The> mating bracket would also be "U" shaped but slightly> shorter to allow it to slip inside the first bracket.> You would then insert a hinge pin through all four> hinge pin holes. This way you wouldn't have to weld> them and they should be at least as strong.> What do you guys think?>>> Bill>>________________________________________________________________________________
Yep and Yep.On my rudder I shimmed the thinner "tounge" with a 1/16" piece of plywoodand my hinges are in fact made from 1-1/4" sqare tubing, effectivelydoubling the hinge points.Steve EldredgeIT ServicesBrigham Young University> -----Original Message-----> william hutson> Sent: Tuesday, September 28, 1999 9:45 AM> To: Pietenpol Discussion> Subject: rudder construction>>> I have decided to build the fin and rudder first and> came up with a few questions.> First, I noticed that the "toungues" on the structural> members are of different widths. Wouldn't this> require that the thicker member be sanded or planed> down to the thickness of another member where they> meet at a joint? This would also allow the gusset> to lay flat on both surfaces to get 100% facial> contact.> Second, I noticed the hinges, as per the plans,> require welding. Wouldn't it be better to use a "U"> shaped bracket the same length as the one shown. The> mating bracket would also be "U" shaped but slightly> shorter to allow it to slip inside the first bracket.> You would then insert a hinge pin through all four> hinge pin holes. This way you wouldn't have to weld> them and they should be at least as strong.> What do you guys think?>>> Bill>>________________________________________________________________________________