Winding Drive
AssemblyThe power source: a flat-coiled mainspring wound by a side key, held by a click and ratchet, good for roughly 20 minutes of ticking at moderate tempo. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.
Bill of materials for Winding Drive
4 top-level lines as of r105651| # | Item / sub-assembly | Part no. | Qty/assy | Ext. qty | Parts | Type |
|---|---|---|---|---|---|---|
| 1 | Mainspring | metronome-mainspring | 1× | 1 | · | part |
| 2 | Winding Key | metronome-winding-key | 1× | 1 | · | part |
| 3 | Click & Ratchet | metronome-click-ratchet | 1× | 1 | · | part |
| 4 | Fastener Set | fastener-set | 1× | 1 | · | part |