They are curved beams machined from a single piece of material for the required application. Customer-specified end attachments like tangs, clamps, flanges, or threaded ends, can be into single components. CAD and finite element analysis software is used to create and optimize designs.
Helical Products Co. Inc., P.O. Box 1069, Santa Maria, CA 93456, (877) 353-9873, heli-cal.com