Search results

Glenn, would you mind if I used that great picture of the rusty 2 speed Elgin shifter? It's for a paper I am writing on historical 2/3 speed shifters. If you are interested, I could send you a copy in May (once presented at the conference). cheers, Chris.

What's the patent number? Alvin Musselman sometimes used his Cleveland mechanic/test shop assistant's name in the patent.

Twin Streak gear teeth Can you tell me how many teeth on the sun gear and the gear ring? I'm doing research on these old beauties, Twin Streak was one of the better two speed hubs. cheers, Minkey.

Styria? The original Sturmey Archer AW three speed is more trouble free. The Styria (Steyr Puch) is a reasonable though cheaper clone, but others report not as sturdy. Steyr wouldn't have had all the hard-won experience or the knowledge of the special cyanide steel hardening of key parts...

I believe these were developed in the 1990's by Browning Research Labs, tested in 2001 by Frank Berto and Chester Kyle , comparing their efficiency to regular derailleurs and hub gears. Here's a link to that (article starts on page 3 of the IHPVA journal)...

Costing twice the Sturmey Archer AW was only part of the problem. It was 3 times the price of the Model DD 2 speed it replaced in 1950, yet only offered one more gear. That's the money side. My bet is it flopped because it had a short durability and a low efficiency. From the pictures...

I am writing a historical paper about the golden age of North American cruisers, say 1935-1955. Would any of you mind stepping on the bathroom scale, then repeat holding your cruiser, to get the actual bike weight. I'm thinking mainly heavyweights here, but any of the new-fangled (1954 on)...