Coiling Technologies, Inc. Datasheets for Torsion Springs

Helically wound springs that deflect torque rotationally, torsion springs express mechanical energy through the property of elasticity: the spring action happens when it is twisted rather than compressed or pulled. Despite the name, torsion springs are subject to bending stress--not torsion--as the torque is carried through the length of the wound material.
Torsion Springs: Learn more

Product Name Notes
It is usually close-wound like the extension spring but with minimum initial tension. There are single bodied and double-bodied torsion springs. The spring legs/ends ultimately deliver the force required in...