"install a cam in-
between the two front Canopy hinges, that will pull pins out of the  
two forward modified separable hinges. "


Vans offered a similar system when the RV6 first came out with a tilt
canopy.  You might give them a call to see if the parts are available. Just
placard it TRD or Tail Removal Device.

I put a Aircrafters Hinged Window in for peace of mind
http://www.aircraftersllc.com/projects/legacyWindow/index.htm

Steve Colwell