Author Archives: John McCullough

Here is a short youtube playlist with explanations for some vector math and trigonometry. These concepts are useful for calculating forces and loads for complex arrangements of levers and actuators.

Hey guys. Here are some references for planetary gears. You can find a simple example of planetary gears here: https://youtu.be/nt1_jQM5JWA Be sure to read the entire description. This is an army training video explaining how multiple sets of planetary gears can be … Continue reading →