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  1. changedsoul

    USAS Y14.5-66 MMC Implied????

    I have this print that calls out Dimensions and Tolerances per USAS Y14.5-66. I cannot locate this in all my attempts to search the internet. Does anyone know what this spec may be, and if this spec implies MMC on holes? Thanks.
  2. changedsoul

    Calculating True Involute Form Diam Help

    I am looking to find a formula to calculate TIF. I am requested show TIF on a report for a bunch of gears we cut. We have software that when you enter the measured data(MOW, root, major, etc) it will display all sorts of wonderful data. The problem is having to do this for so many parts, and...
  3. changedsoul

    Wire Contact Diameter?

    Hi, Im at it again trying to find more info on measuring gears. Im looking all over and cant find info on getting the wire contact diameter when measuring over wires. I know the WireSeries / DP gets you a good size, but at what diameter does this actually contact at, and how is this contact...
  4. changedsoul

    Modified Gear O.D. Calculation / Confusion

    A while back I was asking questions about calculating MOW from a given test radius. Thanks to "mfgenggear" I was able to put that into a nice TI89 calc prog that people at my shop use often. Now I am back wanting to add some more info to its output. I have hit a snag. Mostly because I am still...
  5. changedsoul

    Gear test radius question?

    I work at a gear manufacturing shop. Based on some formulas the gear cutters gave me, I was able to write up a program for them for their calculator that would calculate the MOW for given gear specs including backlash and or tooth thinning. One Gear cutter however asked if it were possible to...

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