Earlier quoted context omitted.
The mechanism is massively overcomplicated. It almost looks like a joke.
It looks like the design goal was "How can I turn a traditional mousetrap into a humane mousetrap?" There would be more efficient ways to build the same product from scratch, but it's a fun thought experiment.
https://www.knauber-freizeit.de/mam/celum/celum_assets/88041...