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  1. #16
    Join Date
    Jul 2005
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    Victoria
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    5,215

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    The one i described is the standard jig for elipses. Just about all the tables and coffee tables you see in mags are cut using this method.

    Their is another way. A bloke who posted the great bandsaw cutting jig here about 6 months ago Con Anton from Frontline engineering .com .au has this remarcable ribbed plastic strip you get in 2.4 mt lengths and you bend it to the shape you want and staple it to some MDF and with a special "half" plate that attaches to your router, you then rout the shape.

    I was talking to him at the recent W W Whouse open day and checked it out and i must say it is BRILLIANT He will be at the Melb woodwork show if anyone wants to check it out

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  3. #17
    Join Date
    Oct 2005
    Location
    Yass
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    65
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    1,196

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    Lignum's got your answer Bodgy. Check your email. That is the typical oval drawing jig. Even saw some on flags in the city today for some reason. It will make a lovely oval, with no breaks or kinks, and no flat spots.

    Tex

  4. #18
    Join Date
    Sep 2003
    Location
    Elimbah, QLD
    Posts
    3,336

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    I agree that a true ellipse is liable to be a bit too pointy at the end; but an easier way than having a complete loop, as Soundman suggests, is the following: First mark out the two axes at right angles to one another on a sheet of MDF slightly larger than the size you want your oval to be. Then use a thin lath, say 5 mm x 20 mm of hardwood to mark out one quadrant of the oval, by clamping one end where the short axis meets the edge of the sheet, and bending till you get a pleasing curve (preferably with a helper or two), and then clamping the other end where the long axis meets the edge of the sheet. Scribe the curve onto the sheet, and then make a template for the quadrant the same shape as the curve, and, using the template, mark out the other three quadrants. Obviously, to avoid sharp angles, you need to ensure that the lath is perpendicular to each axis where it crosses them. I used this method to make this table.

    Rocker

  5. #19
    Join Date
    Jun 1999
    Location
    Westleigh, Sydney
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    77
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    9,561

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    Check out the drawing in this thread, look at the attachment on post 12.

    http://www.woodworkforums.ubeaut.com...metric+ellipse
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