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  1. pizza

    Glass shelf design strength

    Hi. I am designing a glass shelf that is made of 3/4" thk tempered glass and is 23" wide by 26" deep (front edge to back edge). This shelf is supported on the sides of the shelf only at the very rear by 4 clamping type shelf brackets, 2 per side. The center to center distance between the clamps...
  2. pizza

    Hatch pattern for wood grain

    Hi, where can I get (download for free) a hatch pattern for wood grain for my AutoCAD drawings. I do alot of work drawing wooden parts. Thanks.
  3. pizza

    AutoCAD line removal at radiused edges/corners HELP!!

    I use AutoCAD 3D modeling in the work I do. I want to know if anyone knows how to remove the line that results when you create, say, a radiused corner. This line appears at the transition from the flat surface and the start of the radiused corner. When you go to view your object in a viewport...
  4. pizza

    AutoCAD plot style/color dependent tables

    Can someone please tell me how to change my plot style table from a style table (.stb) to a color dependent (.ctb)table and/or vice versa? Right now in a particular drawing it has the STB options only and I'm trying to get back to my ctb tables that I usually use. This is a mystery (that its...
  5. pizza

    Generic cabinet construction dwgs in AutoCAD format

    Does anyone out there know of the existence of 2D (or even 3D) generic cabinet construction drawings (plan views, elevations, section views, etc)that I can either download from the Internet or buy? I'm currently working in the custom exhibit/cabinet/display industry and it would be a time saver...
  6. pizza

    Dimensioning an arc length.

    Is it possible to dimension an arc in AutoCAD? I mean, like you can normally do with striaght line. I'd like to be able to pick an arc or pick the endpoints of the arc and have AutoCAD give me extension lines and dimension lines and of course the length of the arc (not the straight length or...
  7. pizza

    "See saw" balance/instability

    Can someone help me with an explanation to a semmingly simple balancing problem. I would like to have some show me why a balance (or say a see-saw) returns to its equilibrium point mathematically speaking. If you draw a simple diagram of a see-saw with the fulcrum at the center and two equal...
  8. pizza

    Halogen bulbs 12vdc vs. 12vac

    I have a halogen bulb that is normally used with a small 12vac transformer. I can also light this bulb straight off a car battery that's 12vdc (the battery of course runs down very quickly). My question is, "Do I harm the bulb by using 12vdc on it, since it's primarily used with that 12vac...

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