thats a very good point. the sideways force of the sail may tend to push a bend into the center steering forcing the bike to steer into the wind. On Fri, Sep 24, 2010 at 9:48 PM, Jaime Cristovao <jaime.alexandre@xxxxxxx>wrote: > > > Hello all > About sailing and about proas, I found this one a few years ago ( > http://proafile.com/view/weblog/comments/palindrome_a_land_proa/). > I suppose it's the closest approach to a land proa, and seems to be very > fast, despite the fixed mast. > I also built something like I think a proa should be ( > http://almaanegra.blogspot.com/2008/11/noire.html). I never tried it with > a sail, just paddled it several times and found it to be very very very hard > to change track - as I said, as a proa should be, because it has to handle > very strong lateral forces. And I believe that a python's most distinctive > characteristic (the strong negative trail) should be very hard to handle > with strong lateral forces - in a proa-like or any other configuration; > Unfortunately you are supposed to spend almost all your sailing time dealing > with this lateral forces. I suppose some previous experimentation should be > done prior to building a very nice but completely unpratical machine. > > > > Cheers > > Jaime > > > > > > -----Original Message----- > From: python-bounce@xxxxxxxxxxxxx [mailto:python-bounce@xxxxxxxxxxxxx] On > Behalf Of Uipko Berghuis > Sent: sexta-feira, 24 de Setembro de 2010 0:44 > To: Gerald > Cc: Python > Subject: [python] Re: Sailing Python > > > Did anybody try already try to sail a python? > > > > Guess it would have to be a three weel configuration? > > Did you see this sailing trike http://www.whike.com/en/ . Maybe you > can get some inspiration about sails here http://windskate.com/ > > Cheers, > Uipko > ============================================================ > > This is the Python Mailinglist > > //www.freelists.org/list/python > > Listmaster: J�rgen Mages jmages@xxxxxx > > To unsubscribe send an empty mail to > python-request@xxxxxxxxxxxxx > with 'unsubscribe' in the subject field. > > ============================================================ > > > Aviso > Esta mensagem, bem como os seus anexos, contêm ou podem conter informações > confidenciais, pelo que se informa que o uso não autorizado da mesma é > proibido por lei. > Se considerar que não é o destinatário pretendido pelo remetente, por > favor, dê-lhe conhecimento por esta mesma via ou por qualquer outro meio, > eliminando esta comunicação do seu sistema bem como os seus anexos sem > copiar, enviar ou divulgar o seu conteúdo a qualquer outra pessoa. Qualquer > informação, opinião, conclusão e recomendação contida nesta mensagem não > relacionada com a actividade do Grupo BBVA e/ou emitida por uma pessoa sem > capacidade para o fazer, devem ser consideradas não fornecidas ou aprovadas > pelo Banco. > > Disclaimer > This message, its content and any file attached thereto belongs to Banco > Bilbao Vizcaya Argentaria, S.A. (BBVA), is for the intended recipient only > and is confidential. The content of this message is protected by applicable > regulations. If you have received this e-mail in error or had access to it > without being its intended recipient, please notify the sender and delete it > from your system immediately. Any use, transmission, disclosure and copy of > the information contained in this message are strictly prohibited. BBVA > reserves the right to take legal action against any person unlawfully > gaining access to the content of any message it has emitted or it is > intended to be the recipient. >