Impressive sleuthing Bob... _very_ impressive!!!
Chuck "your fan" Schmidt South Pasadena, Southern California
ps By the way everyone, Bob is very kindly supplying me with all of Tullio's bicycle patents and accompanying patent drawings to add to the Catalogo Campagnolo. Should add something like an addition 80 pages to the book's current 714 pages; that'll put the book at a little over four pounds of paper!
Bob Reid wrote:
>
> Camillo Brivio of FB's 3-piece hubs predate the "Cambio a bacchetta"
> by under two years - patent applied for in September 1931. Tullio
> following with the application to patent the single lever quick
> release device, toothed axle and matching dropout in May 1931. (4-
> Speed double-sided) though no indication of any particular hub
> preference. Interestingly FB's hub was patented as an improvement (as
> being stronger) over the then available one-piece light alloy hubs !
>
> Bob Reid
> Stonehaven
> Scotland
>
> ----
>
> On 31 Dec 2005, at 02:47, Chuck Schmidt wrote:
>
> The 3-piece hubs were in Campagnolo's early post WWII catalogs and I'm
> sure the 3-piece hubs predate WWII, but I don't know if the first FB
> hubs Tullio spec'd for his rod changer "Cambio a bacchetta" in '33 were
> 1-piece steel hubs or the 3-piece steel and aluminum hubs. Anyone know
> the answer?
>
> ---