Kevin,
I have tried to get info, and have come across the owners manual.  It 
doesn't say what the mechanical design is though.
http://fsartori.free.fr/uscars/manuals/manuel_cad66.pdf
Greg
----- Original Message ----- 
From: "BristolCars.info" <webmaster@bristolcars.info>; "BristolCars Info" 
<forums@bristolcars.info>
To: <greg.woog@verizon.net>
Sent: Saturday, November 01, 2008 6:00 PM
Subject: RE: [Bristol News-t-133] power quarterlight windows
 ______________________
 CURRENT MESSAGE FROM: Kevin Howard
 So what was the usual way to electrically control quarterlight windows?
 ______________________
 PREVIOUS MESSAGE FROM: californiabristol
 Cadillacs had power vent windows in the 60's
 ----- Original Message ----- 
 From: "BristolCars.info" <webmaster@bristolcars.info>; "BristolCars Info"
 <forums@bristolcars.info>
 To: <greg.woog@verizon.net>
 Sent: Wednesday, October 29, 2008 6:53 AM
 Subject: RE: [Bristol News-t-133] Brabazon
 CURRENT MESSAGE FROM: mrbennetts
 I remember a tiny Lancia Y10 I had years ago also had electric windows
 like that. A rather nice "show-off" gadget.     This thread is getting
 rather anorackky, isn't it !