Subject: [harryproa] Re: Rotating masts and wingmasts? |
From: "bjarthur123" <bjarthur123@yahoo.com> |
Date: 5/22/2011, 8:22 AM |
To: harryproa@yahoogroups.com.au |
Reply-to: harryproa@yahoogroups.com.au |
this is the first i've heard of kim and rudolph's swing-wing soft wing sail. can you provide a link? thanks.
ben
> If you're serious about keeping expenses down, another option is the
> swing-wing soft wing sail described by Kim and Rudolph. One mast, no
> boom, no rotating bearings anywhere, no sail track.