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  • Users: bertfourie
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  1. bertfourie

    Cylinders in series to rotate a load

    I need to rotate a load suspended on a shaft. I would like to do so via a chain over a sprocket to turn the shaft. Due to space restraint, I would like to use a cylinder(s) to move the chain and translate linear motion into rotation. I considered a through rod cylinder to be able to rotate in...
  2. bertfourie

    State of the Art - Hold down bolt, chair design

    Several studies have shown that the standard chair design creates a stress concentration, which may lead to tank failure in an earthquake situation. I was wondering what the latest design evolution look like? What is current best practice?

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