Zoom Mtg. 2 May -Building a Sliding Seat Rowing Boat – John Perry

2nd May 20206th June 2020 John Perry 2 Comments rowing boat, stitch and glue, Water jet

For our previous meeting John covered the design of a sliding seat recreational rowing boat, he now continues with a

Zoom Mtg. 25 April 2020 – Designing a Sliding Seat Rowing Boat – John Perry

27th April 202017th June 2020 John Perry 0 Comments rowing, rowing boat, sliding seat

John Perry gave a presentation about the design process for a 4.57m (15 foot) sliding seat rowing boat, this presentation being followed by video demonstrating the design features. The construction and use of the boat will be the subject of a following meeting.

Hulls & Keels • Boat Hydrostatics visualized
Hi everyone,a few years ago I coded a website which showed a kind of calculating sheet regarding boat hydrostatics. It displayed also graphic elements as longitudinal and transversal cross sections of a hull, the shape of the waterline and the righting arm curve. Now I elaborated a webpage with 3D graphics wich are easier to […]
Multihulls • Williwaw hydrofoil
The subject of Wiliwaw, the pioneering hydrofoil trimaran, came up during comments on the (very good) zoom meeting on the Americas Cup. One interesting connection is that Tom Speer, an aerodynamicist who has worked on at least one Cup campaign, has done a very comprehensive design study about what a modern-day (well he did the […]
Multihulls • Re: Asymmetric outrigger hulls or amas
I'm planning to build a drop in outrigger assembly to convert a canoe or similar small boat to a trimaran for sailing.I have tried drop in assemblies, though not yet a trimaran. My additional constraints are that I have previously used an Ally 17 folding canoe, with a skin over and aluminium frame, and I […]
Welcome to the AYRS Forums • Re: Hello from Berlin, Germany
Hello John,thank you for your welcome. Regarding my boat building project: I was starting in a former garage which was just large enough to allow the build of one semi hull at a time. So I had to erect a tent (4 m by 8 m) in my garden to accomodate the further assembling of […]
Events & other announcements • Weymouth Speedweek 2020
After much deliberation and many discussions, the organisers have sadly concluded that they will not be able to run Weymouth Speed Week in 2020.They would like to thank the WPNSA and their many supporters and volunteers for their efforts in trying to find ways in which they might be able to run the event and […]