On 30/03/2016 11:20, Dave Plowman (News) wrote:


Infinitely variable is a misnomer. It has a limit to the ratios available.
But is variable between the lowest and highest.

It has an upper and lower limit of course. But it is continuously
variable between those limits - in an infinite number of infinitesimal
steps!

The concept first appeared in the Austin Hayes transmission
http://www.austinmemories.com/styled-23/index.html in the 1930's - long
before Daf's belt drive system.
--
Cheers,
Roger
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