David Brandt wrote: >> if you do need variable ratios, why not do it like the Prius does?
Seth wrote: > This is a nice concept too, especially if you have the controls to pull > it off. Unfortunately, this and most variants are patented. But, the idea is at least 100 years old; I'd guess many of the patents have expired. The Prius has one ICE and two electric motors, and is of course optimized for this special case. A two-motor system with no ICE would not be likely to violate any Prius patents. -- Lee A. Hart Ring the bells that still can ring 814 8th Ave. N. Forget your perfect offering Sartell, MN 56377 USA There is a crack in everything leeahart_at_earthlink.net That's how the light gets in - Leonard Cohen
