I'm not sure if this is of any use to you, but I modelled one up from reference pics & a bit of imagination. lol
https://grabcad.com/library/z6-baton-stormtrooper-1
It includes a mechanism for opening the electrodes/arms.
I can see how most of this works as I did something similar, however, the pivot axle components? would like to see how this went together, any more pics out there??I'm not sure if this is of any use to you, but I modelled one up from reference pics & a bit of imagination. lol
https://grabcad.com/library/z6-baton-stormtrooper-1
It includes a mechanism for opening the electrodes/arms.