Recent Content by catsketcher

  1. 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
  2. catsketcher
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    Multihull Structure Thoughts

    Great stuff
    Post by: catsketcher, Oct 20, 2020 in forum: Multihulls
  3. 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
  4. 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
  5. 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
  6. 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
  7. 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
  8. 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
  9. catsketcher
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    Where plans go to die?

    Gday Tom 2x4 I acknowledge that today's boats are good in many ways, but like you I would love a retired designer, like Jim Brown, to tell us...
    Post by: catsketcher, Oct 9, 2020 in forum: Multihulls
  10. catsketcher
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    Multihull Structure Thoughts

    I think I have already written about the problems of the Spectrum 42 hull shape. I copied the idea of the Spectrum in my little cats and with...
    Post by: catsketcher, Sep 28, 2020 in forum: Multihulls
  11. catsketcher
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    Multihull Structure Thoughts

    Cheers OM. As for Carbon and stuff, maybe I should get right into it. On Sunday I was sailing Kankama to Sydney with my son who is cruising her...
    Post by: catsketcher, Sep 24, 2020 in forum: Multihulls
  12. catsketcher
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    Multihull Structure Thoughts

    I love this thread Old Multi but I would caution anyone to use sexist stereotypes in boat sales. I closely know about 7 women who sail. My wife...
    Post by: catsketcher, Sep 23, 2020 in forum: Multihulls
  13. catsketcher
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    Multihull Structure Thoughts

    Okay Old Multi - I must be a grump, there are some interesting things about this design, not that I would want it in a million years but the Ikea...
    Post by: catsketcher, Sep 23, 2020 in forum: Multihulls
  14. catsketcher
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    Multihull Structure Thoughts

    One part that is not shown by the numbers is the rounded bottom of the amas. A boat like this one with very flat ama bottoms will be rather tiring...
    Post by: catsketcher, Sep 23, 2020 in forum: Multihulls
  15. catsketcher
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    Multihull Structure Thoughts

    Thanks as always Old Multi - great stuff. It is very hard to draw a good cruiser - in some ways a cruiser should be really heavy. Then you will...
    Post by: catsketcher, Sep 12, 2020 in forum: Multihulls