Recent Content by alex_sailor

  1. alex_sailor
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    cockpit drains

    HI PAR Thanks for that note, as I am restoring an old 70's boat where the drains went to the same side thru-hull as the seacock, and wondered...
    Post by: alex_sailor, Oct 13, 2013 in forum: Fiberglass and Composite Boat Building
  2. alex_sailor
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    Converting keel to deck step 70's era CC 35-2

    Thanks for the reminder, I was aware, and accordingly, I sealed the remaining gap with silicone and rigging tape...
    Post by: alex_sailor, Jan 28, 2013 in forum: Boat Design
  3. alex_sailor
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    Converting keel to deck step 70's era CC 35-2

    OK, I will take a picture when installed which won't be till the spring after this thread has expired, so all me to explain; The deck is a...
    Post by: alex_sailor, Jan 28, 2013 in forum: Boat Design
  4. alex_sailor
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    Converting keel to deck step 70's era CC 35-2

    Michael, the boat does not have such a tie, but there are hooked plates at the partners which accomplish the same thing. What lifts are then the...
    Post by: alex_sailor, Jan 28, 2013 in forum: Boat Design
  5. alex_sailor
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    Converting keel to deck step 70's era CC 35-2

    Converting to Deck Step I have a rating certificate and will have to study it to see where the RM (I presume you mean Righting Moment) is....
    Post by: alex_sailor, Jan 28, 2013 in forum: Boat Design
  6. alex_sailor
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    DUDLEY DIX-Didi 40

    Thanks for that thought. My latest is that I noticed at my commercial boatyard that a fellow has a permanent tent set up where presumably he pays...
    Post by: alex_sailor, Jan 28, 2013 in forum: Sailboats
  7. alex_sailor
    Thread

    Converting keel to deck step 70's era CC 35-2

    I just noticed a previous post but it has expired, so let me expand. My situation is a bit different from that one and here is why I want to...
    Thread by: alex_sailor, Jan 27, 2013, 8 replies, in forum: Boat Design
  8. alex_sailor
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    DUDLEY DIX-Didi 40

    Didi 38/40 Cr My first encounter with the 38 was in Woodenboat magazine and I fell in love with her immediately. My only problem at the time was...
    Post by: alex_sailor, Jan 27, 2013 in forum: Sailboats
  9. alex_sailor
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    carbon fibre rudder stock shaft bearings

    I can see welding on the very top, which indicates a hollow shaft. But I will take some pictures in the next few days and have them analysed to...
    Post by: alex_sailor, Oct 22, 2012 in forum: Sailboats
  10. alex_sailor
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    carbon fibre rudder stock shaft bearings

    Thanks Eric for the detailed analysis, wow, there is a lot to this. One of your comments at the end caught my eye and I thought it might be worth...
    Post by: alex_sailor, Oct 22, 2012 in forum: Sailboats
  11. alex_sailor
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    carbon fibre rudder stock shaft bearings

    Eric, Having received advice from you in the past, and having drawn Phil into the discussion about building something for us to replace that...
    Post by: alex_sailor, Oct 21, 2012 in forum: Sailboats
  12. alex_sailor
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    The Myth of Aspect Ratio

    Not entirely related, but another thing some airfoils have either retrofitted, or designed in place are what is known as a Vortex generator, which...
    Post by: alex_sailor, Feb 24, 2011 in forum: Hydrodynamics and Aerodynamics
  13. alex_sailor
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    Foil Design 1970's Keel Boat

    Foil Generation Programme Daiquiri, Thanks for this, it appears to work just fine. Not being a big AUTOCAD user, I was wondering if it has a...
    Post by: alex_sailor, Feb 21, 2011 in forum: Sailboats
  14. alex_sailor
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    Foil Design 1970's Keel Boat

    One last thing, I have been using Mr. Ginsberg's NAC4GEN software for DOS and tried to upgrade to the version which allowed one to generate a DXF...
    Post by: alex_sailor, Feb 20, 2011 in forum: Sailboats