Interesting, not to be confused with the auto variety, see here, midway=20
down the page "Subaru Lineartronic CVT" is one variety, and it does have=20
a torque converter:
http://en.wikipedia.org/wiki/List_of_Subaru_transmissions#Subaru_Lineartron=
ic_CVT

Dare I bring the topic "pre-selector", usually found in larger trucks,=20
where the driver pre-selects the gear with a lever and usually 2=20
switches built int to the gearshift knob, and then clutch in/out=20
quickly, and the servos move the gears (synchronizers sometimes), or=20
clutches.

On 8/6/2012 12:56 PM, John Gardner wrote:
> Since CVTs have come up, there is this:
>
> http://en.wikipedia.org/wiki/NuVinci_Continuously_Variable_Transmission
>
> I'm putting together a bicycle with one - With a front derailleur
> I'll have a possible overall ~ 6:1 gear ratio.
--=20
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