Recent Content by catsketcher

  1. catsketcher
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    Multihull Bulkhead Refit Advice

    Gday - I would never use a 5200 adhesive on a bulkhead and I would very much ensure that epoxy is used under the bulkhead as well. Epoxy filler...
    Post by: catsketcher, Mar 3, 2021 at 4:26 AM in forum: Multihulls
  2. catsketcher
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    Gooseneck on wing mast

    I like the reduction in sheet loads. My way was to use a full wishbone, which I still love 21 years later. I think the engineering of the system...
    Post by: catsketcher, Jan 28, 2021 in forum: Multihulls
  3. catsketcher
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    Multihull Structure Thoughts

    I remember the boats being built and talked to the designer about it when I visited him. I asked him about the bustle at the stern as it reminded...
    Post by: catsketcher, Jan 6, 2021 in forum: Multihulls
  4. catsketcher
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    How to connect catamaran rudders

    PS, as for Ackeman - my cats have ackerman but I sailed on a really nice fast cat with no Ackerman at all, but if you cut off your little tillers,...
    Post by: catsketcher, Dec 30, 2020 in forum: Multihulls
  5. catsketcher
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    How to connect catamaran rudders

    Sounds cool. The closest arrangement to your I have seen close up is probably Fantasia - Andrew Stransky's fast 50ft cat. She also has transom...
    Post by: catsketcher, Dec 30, 2020 in forum: Multihulls
  6. catsketcher
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    Carbon wing mast for Archimedes 60

    Thanks for the detail Michael. The sharp D mast was developed by Frank Bethwaite and used on the Tasar. Frank found in tunnel testing that the...
    Post by: catsketcher, Dec 29, 2020 in forum: Multihulls
  7. catsketcher
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    How to connect catamaran rudders

    Gday Michael I went to your website to look at some pics and I saw two different versions of the rudders - one underhung and one on the transoms....
    Post by: catsketcher, Dec 29, 2020 in forum: Multihulls
  8. catsketcher
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    Catamaran hull cross-section

    For those who want more room in the hulls, some flare can be good. In your diagram you show that the flared hull allows bench tops each side of...
    Post by: catsketcher, Oct 22, 2020 in forum: Multihulls
  9. catsketcher
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    Multihull Structure Thoughts

    Great stuff
    Post by: catsketcher, Oct 20, 2020 in forum: Multihulls
  10. catsketcher
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    Early Stage Structural Estimation

    As has been said above - stand on the shoulders of giants - there will be enough to worry about without reinventing laminates. My cat was 600gm...
    Post by: catsketcher, Oct 16, 2020 in forum: Multihulls
  11. catsketcher
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    Multihull Structure Thoughts

    I think Wayne is onto something there. I built my cedar cat on the typical male mould and had the problem of fairing with no interior laminate on,...
    Post by: catsketcher, Oct 15, 2020 in forum: Multihulls
  12. catsketcher
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    Early Stage Structural Estimation

    A couple of points as I built a 12m trimaran - a Newick we switched from cedar to foam. The foam seems way too thick. We used 12mm foam for the...
    Post by: catsketcher, Oct 14, 2020 in forum: Multihulls
  13. catsketcher
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    Multihull Structure Thoughts

    Thanks Oldmulti about the basalt. Bucfan - I just went sailing on my first Scarab on the weekend and whilst it was a nice sailing boat, I think...
    Post by: catsketcher, Oct 13, 2020 in forum: Multihulls
  14. catsketcher
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    Where plans go to die?

    I think Rumars is onto something here. For those of us brought up on lovely sailing racing dinghies, off the beach cats and yachts, sailing a...
    Post by: catsketcher, Oct 13, 2020 in forum: Multihulls
  15. catsketcher
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    Where plans go to die?

    I like the term Corley. I think that many people see their boats as consumer items, much like we see fridges and couches. I think that 4wds have...
    Post by: catsketcher, Oct 12, 2020 in forum: Multihulls