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  1. hydtools

    Engineering Office Layout.

    Low walls will become trahylooking with all the stuff people will put there to 'personalize their space. Ted
  2. hydtools

    Engineering Office Layout.

    Work on your plan to manage the mini-revolt. Ted
  3. hydtools

    Propeller Pitch Distribution

    Would design of water jet pumps give a clue? Ted
  4. hydtools

    Making drawing and taking measurements

    Use a rectangular piece of sufficient length and width to cover the big zag. Ted
  5. hydtools

    Function of the gap inside the displacement chamber of a constant speed drive?

    I would agree, it's for manufacturing purpose. Ted
  6. hydtools

    Back to Back vs Face to Face Seal Arrangement

    Face to face tend to trap carry-over oil and increase seal pressure. Hydro-lock? Ted
  7. hydtools

    Fully Threaded SHCS

    look at SPS Technologies. Ted
  8. hydtools

    Torson moment in padeye with shackle

    Do a free body diagram and resolve forces and moments. Ted
  9. hydtools

    Standard HeliCoils Untreading Resistance

    I've used Helicoils with screws in cast A356 and wrought 2024-T4 aluminum with no problem. The tang on the trailing end of the Helicoil does its job of biting into its tapped thread to keep it in place. Can you use the thread-locking Helicoil instead of Loctite? Ted
  10. hydtools

    Hydraulic Pressure Issue

    Valve characteristics will matter, also. When closing do they displace fluid or not? An infinitely thin gate valve? A ball valve? A plug valve? Ted
  11. hydtools

    Hydraulic Pressure Issue

    Whatever pressure was ther is trapped between v1 and v2. Temperature variations will cause that pressure to vary. Ted
  12. hydtools

    Acme Thread Power Screw driving and driven

    https://www.roton.com/screw-university/formula-calculators/ Ted
  13. hydtools

    Increasing a coefficient of friction between 2 surfaces

    Use a band clamp on the flange OD. Ted
  14. hydtools

    Four Bar Linkage Mechanical Advantage

    Do a free body diagram of AD and determine reactions at A. Ted
  15. hydtools

    Bolt Design (Length Of Engagement)

    Fudge-factor '2' compensates for shear allowance. Ted
  16. hydtools

    Bolt Design (Length Of Engagement)

    The text says the formula develops the full strength of the screw. If your load exceeds that, you selected the wrong screw. Ted
  17. hydtools

    Standards or good papers on Pump set modes?

    Why? Fluid Power is an all-encompassing title for power transmission via fluids as compared to transporting fluids. Pumps are important components in both. Ted
  18. hydtools

    Standards or good papers on Pump set modes?

    Look up variable displacement piston pumps, Parker e.g. Ted
  19. hydtools

    4 bar linkage problem.

    Look at AMP Research power steps. Ted
  20. hydtools

    Destacking I-Beams

    What do you do when the upper beams fall as you remove the bottom beams? Ted
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