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  1. Afzal Ahmad

    4-bar folding mechanism formula

    Greetings I am trying to build a folding leg mechanism using 4 links, I need maximum clearance when folded on the other hand the main leg should be 90deg when open. I tried looking for the formula and reference to calculate the exact length of the link but couldn't find it. Using Hit&try takes...
  2. Afzal Ahmad

    Push button folding leg mechanism

    I came across this retractable sliding cargo logistic box design that I want to use in a warehouse concept, but i am having difficulty designing that mechanism. Basically, the logistic box has 4 legs each leg have an independent caster wheel, but with a push of a button the front legs fold and...
  3. Afzal Ahmad

    Ansys Explicit dynamics

    I am trying to do an explicit dynamic analysis of a bullet hitting a composite plate. I designed the composite plate using Ansys ACP(pre) and then transferred the file to an explicit dynamic module. but whenever I am doing the analysis I am not getting the accurate result. i.e the bullet tip...
  4. Afzal Ahmad

    tilt mechanism of 3-wheeler scooter

    Hello folks, I am a Mechanical Engg. student(bachelor). I came across a 3 wheeler scooter on the internet which has a unique swirl/tilt mechanism for the safety and improves the dynamism of the vehicle. later after some looking, I found there were several scooters using this kind of mechanism...

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