Eng-Tips is the largest engineering community on the Internet

Intelligent Work Forums for Engineering Professionals

  • Congratulations waross on being selected by the Tek-Tips community for having the most helpful posts in the forums last week. Way to Go!

Search results for query: *

  1. Sjoerd

    Torx screw star geometry

    Thanks. This brings me one step further, but I could not find any drawings of the 'star' shape definition.
  2. Sjoerd

    Torx screw star geometry

    I have been searching the internet for the geometry of a Torx screw. I need the exact shape of the hexagon shape. First of all I need the T30 shape. I found some links on this site, but they don't work anymore... http://www.textronfasteningsystems.com/products/torxplus/tp_eng_tools.html Can...
  3. Sjoerd

    Steering geometry 4-wheel vehicle

    Thanks for the information Greg. I have downloaded the program and will have a go. I don't know what you mean with 'steering loads' and 'full lock'. Could you explain these shortly? Thanks. Sjoerd
  4. Sjoerd

    Steering geometry 4-wheel vehicle

    I am working on a development project of a disbled 4 wheel scooter. The vehicle will only steer with both front wheels. Maximum speed is 15 km/h. My idea is to apply ackerman steering with KPI and Caster. What is a good value (3D) suspension program to determine the complete geometry? Thanks...
  5. Sjoerd

    stabilisation of castor wheel

    Thanks all for your reactions! We may have found a supplier who could provide us with a rotary damper. We will also do some tests with changing trail. Regards, Sjoerd
  6. Sjoerd

    stabilisation of castor wheel

    The two caster wheels have the same amount of trail and have the same composition. Sjoerd
  7. Sjoerd

    stabilisation of castor wheel

    Hello, We have the following case. We have an electrical wheelchair with 2 driven wheels and 2 castor wheels. At the moment its maximum speed is 10 km/h. When we raise the speed, the castor wheels get out of balance and start to shake. We are looking for a solution to stabilize the castor...
  8. Sjoerd

    Headset disabled scooter

    I am working on a development project of a disbled scooter. At the moment we are working on the headset. In the past we have used bicycle headsets. These need maintenace which is not wat we want. We are thinking of using ball bearings as they can also receive axial loads. My question is how to...
Back
Top