oldmulti's Recent Activity

  1. oldmulti attached a file to the thread Multihull Structure Thoughts.

    Poulain 901 tri started as Van Peteghen-Lauriot Prévost design in 1985 and was built at CDK. It was designed to be 75.4 x 53.4 foot...

    Poulain c.jpg Poulain b.jpg Poulain a.jpg 1994 version.jpg Charal b.jpg Charal c.jpg Charal a.jpg idec a.jpg idec b.jpg idec c.jpg idec d.jpg Jul 1, 2025 at 12:41 AM

  2. oldmulti liked SolGato's post in the thread Multihull Structure Thoughts.

    I’ve been following the adoption of foil assist on pontoon boats for a little while now. There are some very simple kits available...

    Jun 30, 2025 at 6:35 PM

  3. oldmulti attached a file to the thread Multihull Structure Thoughts.

    I thought I was miss reading something but Morelli and Melvin were designing foils for pontoon boats. Pontoon boats being the aluminium...

    Hydrofoil Pontoon cat a.jpg Hydrofoil pontoon cat b.jpg hyd 4.jpg hyd 6.jpg hyd 3.jpg hyd 1.png hyd 2.jpg hyd 5.jpg Jun 29, 2025 at 3:10 AM

  4. oldmulti attached a file to the thread Multihull Structure Thoughts.

    Many people think that a well rounded hull shape is the ideal. In terms of ultimate performance it may be but for most people who just...

    seaclipper 28 a.jpg seaclipper 28 study print 1.png divi d.jpg divi c.jpg divi b.jpg Seaclipper 28 b.jpeg seaclipper 28 c.jpg divi a.jpg Jun 28, 2025 at 2:03 AM

  5. oldmulti attached a file to the thread Multihull Structure Thoughts.

    This Crowther designed 40 foot catamaran was built in France in 1992 under the Cantana brand. The basic design was done in the mid...

    Catana40S-front-dry.jpg Catana40S-ps-headsail-tack-sterns.jpg Catana40S-ps-headsail-run-front.jpg Catana40S-ps-reach.jpg Catana40S-stb-tack-calm.jpg SD-ps-saloonseat-frwrd.jpg SD-stb-hull-frwrd.jpg SD-ps-frontbunk.jpg Cat40-bilge-ps-aft-in.jpg c40 Bridgedeck-layout.jpg c40 Hulls-layout.jpg Jun 27, 2025 at 3:56 AM

  6. oldmulti attached a file to the thread Multihull Structure Thoughts.

    Westerberg is a specialist aluminium boat and trailer manufacturer in Albany Western Australia. The waters off lower left of Australia...

    ww i 22 ft.jpg ww a.jpg ww b.jpg ww c.jpg ww d.jpg ww e.jpg ww f.jpg ww g.jpg ww h.jpg Jun 25, 2025 at 6:48 PM

  7. oldmulti replied to the thread Multihull Structure Thoughts.

    Hi. Finally got the medical all clear will be back tomorrow. Have fun.

    Jun 24, 2025
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