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Type: Posts; User: Todd Bradshaw

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  1. Re: Custom made drop cloths (& some sewing stuff)

    On machines with rotary bobbin systems in particular (bobbin cage goes around and around, as on most industrial and high-end machines instead of oscillating back and forth) The hook down on the...
  2. Re: Custom made drop cloths (& some sewing stuff)

    Those are called "plaid-matchers" and they sort of work on some machines. Unfortunately, they are usually neither strong enough or secure enough to actually do what a good walking foot will do in...
  3. Re: Custom made drop cloths (& some sewing stuff)

    Yes, your industrial thread cones should be used with a thread stand which takes it up off the top. They can be really crude and still work fine. Mine is a dowel stuck in a scrap plywood base. At the...
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    Re: Casting a bronze statue.

    I was a sculpture major in college and did some of that when not messing with resins. To do an original, instead of a copy is a bit more interesting. The master is done in clay. It is then divided up...
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    Re: An Air Freshener for the Bilge

    Pirates


    https://www.youtube.com/watch?v=jQ7SVMVrick
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    Re: flotation

    The thing that needs to be understood about flotation is that the wooden boat most likely won't sink, but may ride very low in the water when swamped. It may even have enough reserve buoyancy to...
  7. Re: Custom made drop cloths (& some sewing stuff)

    and........ if you ever happen upon a big, cheap, used machine that will sew leather with fat needles and really heavy thread, yield to temptation and buy it. Watching it effortlessly sew perfect...
  8. Re: Shallow water Canoe, guide boat type plan

    Two people in anything which closely resembles a typical canoe or guideboat and which is only 12' long is far from an ideal situation. It will be slow as hell and ride way down in the water. One of...
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    Re: screw or epoxy inwales and outwales

    I've always just used screws (square-drive bronze FHWS if I can find them) on canoes. I've had to replace, refinish or repair enough gunwales over the years that I find it easier to deal with if they...
  10. Re: Custom made drop cloths (& some sewing stuff)

    The clapper is one piece and though designs vary, it's basically just a flat piece of hardwood with some sort of built-in handle to make it easier to grab. I made this one for my wife with a big side...
  11. Re: Custom made drop cloths (& some sewing stuff)

    I also use pins on cotton. There is no way to get at the center of a sail with a stapler. I sometimes use an iron, which will pre-set the seam in its new shape before sewing, and the combination of...
  12. Re: Custom made drop cloths (& some sewing stuff)

    Walking feet are fine, and I have one on my leather machine, which will sew through just about anything reasonable, but on the other hand, I've made hundreds of sails on a machine with no walking...
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    Re: Broadseaming theory

    That sail was built for a gentleman who was restoring an old Duckboat and wanted a period-correct looking sail rig for it. We hunted through old books and found mostly photos of spritsails on them,...
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    Re: Broadseaming theory

    Tradition generally seems to be the second largest patch first, followed by the next smallest and the next smallest after that if there is one, and finally the biggest patch of all on top of all the...
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    Re: toothache

    If it's broken or missing a filling, then the above may help. The ones which are the result of infection are a different story and nothing seems to do much good other than a root canal. Got a...
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    Re: Carbon fiber paddle

    I had one once, a Schaeffer Wildwasser S whitewater slalom euro paddle, which had cupped spoon blades in two directions. It was a lovely piece of woodworking, but drove me and everybody else crazy....
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    Re: Broadseaming theory

    It's not unusual to be building-in more curve for bend than for draft, but yes, it is nice to have at least a good hint of how much the mast will bend. There have actually been a couple instances...
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    Re: Broadseaming theory

    Usually about 2%-2.5% of chord width, plus a bit as a bend allowance, depending on how flexible the mast turns out to be. There is no real formula for bend allowance. It is up to the sailmaker's...
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    Re: Carbon fiber paddle

    I'd rather have it quarter-sawn, but at Home Depot one can't always be terribly picky. Can't beat the price though. If I feel like splurging, I buy a 2x6, instead of a 2x4 so that I can move the...
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    Re: Broadseaming theory

    I usually suggest Iain Oughtred's spar specifications to my customers. That would put the mast at 1:52 in diameter of the length (measured from the partners or deck to the masthead). Below the...
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    Re: Carbon fiber paddle

    We have two carbon Werners and two fiberglass Werners which sit in bags in the basement, and I still have a genuine Tony Prijon wooden whitewater slalom paddle up in the attic. For about the last...
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    Re: Anyone use this product? Thoughts?

    "Laminating" epoxy just has to do with viscosity. Usually it means that it is thin enough that it will reasonably easily saturate fiberglass cloth, which can be a slow process with some thick epoxy...
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    Re: Broadseaming theory

    First a warning: Sailboard masts nearly always make terrible masts for other boats. They are too whippy. On a real sailboard situation, they are pre-bent into a rather stiff curve by the boom and...
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    Re: Broadseaming theory

    Most of the original, old cotton small boat sails that I have had come in for replication (usually in Dacron, but not always) had no broadseaming at all and simply relied on cloth stretch and a...
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    Re: Broadseaming theory

    The broadseaming area is actually larger on the foot of a vertically cut sail than it is at the head. A fair bit of this is due to the fact that the throat area of a four-sided sail can't tolerate an...
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    Re: Broadseaming theory

    The reason cross-cut sails became popular was because they were faster. The old natural fiber sailcloth had so much stretch that the panel-to-panel seams (which were four layers thick) tended to make...
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    Re: Broadseaming theory

    I haven't seen any, though it might be a way to adjust luff entry angles, similar to the way foot broadseams can cup the foot area a bit.
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    Re: Broadseaming theory

    Vertically cut sails like lugs and sprits have broadseams on their heads and feet. A vertically cut 3-sided sail, like a Leg-O-Mutton would have foot broadseams and might have a bit of broadseaming...
  29. Re: Polyurethane floor finish: Water base vs Oil base

    Our old oak floors and new baseboards, door frames and window frames are all water-based (Varathane Diamond Polyurethane) over water based stain because we did all the work during the winter when my...
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    Re: Broadseaming theory

    Real sails don't have darts! Sails made by people unskilled at sailmaking (or trying to be extra cheap) have darts. A foot broadseam (relatively vertical and helping to create a bit of a cupped shape...
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    Re: Broadseaming theory

    A standard panel seam on a small boat sail is a 1/2"-5/8" overlap. The broadseams on that sail would start at the small vertical marks, working toward the luff edge, and the seam overlaps would begin...
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    Re: Broadseaming theory

    I would most likely be one of them. The question isn't really about broadseaming, it's about whether or not the sails are flat or have camber. Broadseaming is basically just a sewing technique which...
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    Re: Furling jib on a 14 foot sailboat...

    Or....if your mast will stand up without a headstay, or has a separate headstay, you can also do a self-staying jib. If you make sure you have a long halyard, you can just ease it, grab the sheet and...
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    Re: Furling jib on a 14 foot sailboat...

    Unbend - usually starting with a flat blade screwdriver and widening the gap by tapping the handle end of it with a small mallet or hammer. Expect most of them to break their little legs off in the...
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    Re: Furling jib on a 14 foot sailboat...

    There is a difference between "roller reefing" and "roller furling". Most of the small systems, like the Harken are furlers, not reefers. This is because the top and bottom swivels do not turn the...
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    Re: When to Epoxy

    That's one (about the only one) thing that I liked better about the polyester we used to use. It was harder than the current epoxy resins and didn't scratch very deeply. The trick was finding a...
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    Re: Gunter rigs

    The Tideway has a regular gunter rig, sometimes even classified as a "folding gunter" for clarity. The gunter spar will come down, pivot at the mast and lie on top of the boom when lowered. You will...
  38. Re: FG but an interesting 11' sloop, CL Maine

    That is kind of a cute little boat.
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    Re: Questions on sheet geometry

    If your sail does happen to be a sprit-boomed sail, as shown above, then it will be self-vanging to a great degree. Those sails operate with a triangle of tensions, with the triangle's edges being...
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    Re: When to Epoxy

    Plus one on the 105/207 for clear finishes these days. Excellent stuff! Before that was invented I used the normal WEST 105/205. Never really needed slow hardener. I still use 205 on stuff that will...
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    Re: Questions on sheet geometry

    Boom lift creates upper sail twist to leeward. This can be bad at times, as the top of the sail will be spilling some wind power, but it can also be good if you are trying to depower a bit in heavy...
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    Re: When to Epoxy

    As long as you lay it in there very carefully, because it is going to be a real bitch to move it around if you have spots where it is pulling away. In "normal" (dry) application, any spots which want...
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    Re: How about being Lew on a budget?

    You have to pedal, but it's great for Shark Week.

    http://i.imgur.com/91fQ83b.jpg
  44. Re: To coat or not to coat with epoxy!!! Help!

    Epoxy resin is not paint or varnish and no matter how you apply it, it does not leave a perfectly smooth surface like paint or varnish can. You will probably get some orange-peel texture (often with...
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    Re: Sealant comments please

    3M 4000 is also quite good. I even started using it on the shower stall in our bathroom because the hardware store calks wouldn't last. Never put silicone products on anything which you ever intend...
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    Re: When to Epoxy

    Having built strippers and other boats using both methods, I almost always do mine on bare wood in one shot. Precoating with resin will tend to raise the grain a bit and all those little stickers...
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    Re: R/C Sailing

    I had a friend who was a Renegade Class iceboat sailor (now deceased) who used to build and sail RC iceboats, either with runners for winter, or wheels for parking lots in warm weather. He would stop...
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    Re: 12 ga cannon blanks

    This isn't really true . Many of us (I suspect the majority of us) who shoot traditional, old-style muzzle loaders and black powder cartridge rifles use the real thing because it works better.
    ...
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    Re: 12 ga cannon blanks

    https://www.cheaperthandirt.com/product/ammo-12-gauge-winchester-super-x-2-3-4-black-powder-blank-load-25-round-base-for-movie-or-special-effect-use-xbp12-020892004245.do

    or, if you plan to own...
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    Re: TotalBoat 5:1 Epoxy help

    The fancy waterbourne conversion varnishes that I have used for spraying guitar finishes also warned against using a tack cloth, as it would leave residue on the surface that was not compatible with...
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