Module (torsion-springs)
Rate $k = E d^4 / (116 D n)$; torque $T = k \theta$; bending stress $\sigma = 32 T / (\pi d^3)$.
Documentation/Modules/Module
Module
Leg geometry, rate and bending stress
Standards catalog
Validation: indicative · Method band: formula
Indicative method: Indicative closed-form or numerical model
Assumptions
- Linear elastic material behavior unless noted otherwise.
- User is responsible for load combinations and load factors per the selected design code.
Limitations
- Does not replace a licensed professional engineer or official code compliance review.
Engineering checks
| Check | IND | US | EU | ISO |
|---|---|---|---|---|
| Bending stress utilization | implemented | — | — | — |
Module (
Maintainer note: Torsion spring leg bending.