Punching Puppet


hi im new to posting but i have been checking this site out for years now ... i searched the site for intructions on how Punching Puppet or boxing puppets work but cant find any thing ... please if anyone can help me out with any information on the mechanics of  Punching Puppet i would appreciate it a lot thank you and love this site

http://epicwinftw.files.wordpress.com/2010/03/boxing-puppets.jpg?w=327&h=500
somthing like this


caitlinsdad7 years ago