Types, materials, and processes for spring production
| Type | Load Direction | Common Applications |
|---|---|---|
| Compression Spring | Axial compression | Valves, suspensions, buttons |
| Extension Spring | Axial tension | Garage doors, trampolines |
| Torsion Spring | Rotational torque | Clothespins, hinges, switches |
| Belleville Washer | High load, short travel | Bolt preload, thermal expansion |
| Wave Spring | Axial compression | Compact assemblies, bearing preload |