I had the same problem with my Raleigh Pro. In fact, I didn't realize the rims were "lipless" until I tried to inflate the tires that came with it to 100+ psi. I put wire bead pasala touring tires on it, and keep them below 100 psi, no problems since.
Here it is w/ the pasalas
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1989 Schwinn Paramount OS
1980 Mclean/Silk Hope Sport Touring
1983 Bianchi pista
1976 Fuji Feather track
1979 raleigh track
"I've consulted my sources and I'm pretty sure your derailleur does not exist"
Last edited by norskagent; 08-12-11 at 08:45 AM.