Recent content by rick gray

  1. R

    helical gears in reverse

    Phucheneh:sounds aboriginal? if i can get my tongue around it. if you want a description of the gears look up a dana20 exploded view on google,lots of data. the idea is to power an amphibious vehicle. the v8 with a trans that is connected to a divorced dana20 transfer case that has an output...
  2. R

    helical gears in reverse

    I looked at the dana 20 transfer case ( run in reverse)and if the case is shifted in rear drive high gear rearwheeldrive the drive is straight through to an auto differential ( a slide gear locks the input and output into one straight through shaft) the other gears have no load on , but if...
  3. R

    helical gears in reverse

    Thanks for replies. good info. there is three gears side by side in the transfercase so clockwise rotation turns the centre gear in counterclockwise,which turns output gear in clockwise. yes i can see they would have stress to separate.
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    helical gears in reverse

    i have a need to know if helical cut gears can be used at full tilt in reverse? i have a dana18 and dana20 transfer case that i want to use in a amphibious vehicle project and the have to turn in constant reverse. will they stand up? Moved from TFI to The Garage -ViRGE