Air Zound Bike Horn

This is my attempt to make a horn similar to Air zound.

https://www.youtube.com/watch?v=kV42LcNXdTk

The mechanism for trigger was inspired by João Batista Ribeiro.

https://www.youtube.com/watch?v=5wcqYehQKPs

https://www.youtube.com/watch?v=f1dAp_7qu2s

https://www.youtube.com/watch?v=tMrOzaTtTpk

The system doesn't work very well. I'm posting in case someone want improve it.

If you can't find a bike horn like the mine you can use this train horn.

https://www.thingiverse.com