Importance

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Abstract

A high power-to-weight ratio vehicle whose drive train includes an engine with an infinitely variable transmission coupled thereto and the transmission output shaft connected to the vehicle drive wheels has a transmission with a planetary gear structure whose ring gear is mounted for rotation with the transmission input shaft, whose planetary gears are mounted on a carrier associated with the transmission output shaft and whose sun gear is mounted on a hollow shaft which has one toroidal disc of a toric traction roller transmission mounted thereon while the other toroidal disc of the toric traction roller transmission which is disposed adjacent the one disc and in engagement therewith through pivotally supported traction rollers is mounted on the transmission input shaft such that the traction roller transmission is at the highest speed-up ratio for lowest vehicle speed.

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First Claim