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  1. SpeedySpud

    Buttress vs stub ACME thread for high-helix multi-start 1 direction load

    Hey 3DDave, thanks for your reply! I'm not sure if a ratchet mechanism can be used in this situation as both the lead screw and nut need to return to the same (indexed to each-other) home position, but I will do some research. To give some more clarification to it's function: 1) The user will...
  2. SpeedySpud

    Buttress vs stub ACME thread for high-helix multi-start 1 direction load

    Hey everyone, I’m working on a school project designing a component for our team sail boat and am asking for some input on the design of a screw section: • Details: o Lead screw is used to compress compression spring only o Axial force requirement not yet calculated but will be very low and...

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