Posts by Corey Rasmussen

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...

This post is a continuation of a how to determine the torque needed for our coupler. Click Here to view it. Jaw type shaft couplers are a lifesaver. These wonderful pieces of machinery allow for...

Jaw type shaft couplers are a lifesaver. These wonderful pieces of machinery allow for torque transmission between two different items and account for radial, angular and axial misalignment. It also...

Springs are essential to life. In fact everything on the planet acts like a spring, which follow Hooke’s law (F = k *x) . When force is applied to an object, it will deflect. If more force is...

Nuts are the basic counterpart to bolts and screws. Most folks do not realize that nuts have grades just like screws. Typically, these grades will be stamped on the nut and need to match the...

Since I was a young kid, I've been fascinated with roller coasters. I have build many functioning model and Lego roller coasters over the years. In fact, after a trip to Six Flags Magic Mountain, I...