Spring Mechanism
AssemblyCompressed spring energy storage and triggered release delivering consistent needle velocity (8–12 m/s) independent of operator force. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.
Bill of materials for Spring Mechanism
4 top-level lines as of r52699| # | Item / sub-assembly | Part no. | Qty/assy | Ext. qty | Parts | Type |
|---|---|---|---|---|---|---|
| 1 | Coil Spring | coil-spring | 1× | 1 | · | part |
| 2 | Spring Guide Tube | ear-piercing-system-spring-guide-tube | 1× | 1 | · | part |
| 3 | Trigger Lever | ear-piercing-system-trigger-lever | 1× | 1 | · | part |
| 4 | Catch Ball | ear-piercing-system-catch-ball | 1× | 1 | · | part |