Flexible Shaft Coupler with Torsion Bar

Shaft Coupler with Torsion Bar
--------------------------------------

A simple shaft coupler to connect;
- 8mm Trapezoidal Lead Screw / Threaded Rod

to;

- NEMA 5mm motor shaft.

Internal core torsion bar controls flexibility.

TWO versions provided;
- SINGLE Torsion Bar
- TRIO of Torsion Bars

FULLY PARAMETRIC Fusion360 file is provided so you may customize it and see how the HELIX EFFECT was achieved using the 'COIL' function.

* UPDATED - 2017-Nov-07 - Wall Thickness incre