thang010146 | Lock mechanism of a cap @thang010146 | Uploaded 8 months ago | Updated 2 days ago
Press the red button to unlock and lift the blue cap to open.
Push the cap on the pink pin to lock.
The black elastic loop tends to retract the yellow hooks.
This video aims to propose a possible mechanism that has the feature shown in video
youtu.be/9tSaXV5lZFQ
at 1:31