Category: Mechanical Design

In the many gear systems I have designed, I am faced with the question of which diametral pitch is the best. Keep in mind, there is no absolute right answer here, but nonetheless I will share the...

Press fitting has been used for centuries. Early examples are wagon wheels having wood rims and a metal band around it to hold it all together. This morphed into use on rail transportation where...

Unlike the Lego gears and shafts shown below most motors have perfectly round shafts. This makes attaching gears, pulleys and sprockets difficult. The main methods of attaching gears to...

To quote my mentor, C. Marvin Franklin, “Bolts are Magic.” This is true! In the world of engineering, bolts simply are magic. They allow us to complete many projects and serve us in a variety of...

To quote my mentor, C. Marvin Franklin, “Bolts are Magic.” This is true! In the world of engineering, bolts simply are magic. They allow us to complete many projects and serve us in a variety of...

Selecting a washer for a fastening system is an important, but often overlooked step in designing a fastening system. Washers need to be selected based on the load in the joint, the materials in the...