Patent ID: 9334939
Filing Date: 2016-05-10
CPC Classification: F16H

Claim Text:
1. A power split transmission of a traction drive of a vehicle, comprising: a continuously variable transmission comprising a primary unit and a secondary unit driven by the primary unit in both directions of rotation; a summing transmission operatively connected to the continuously variable transmission, wherein the summing transmission comprises a planetary transmission comprising a sun gear, a ring gear, and a planetary carrier; and a drive motor connected to the primary unit, wherein the primary unit includes a driveshaft connected, without an interposition of a clutch device, with the sun gear of the summing transmission, wherein the secondary unit includes a driveshaft connected, without an interposition of a clutch device, with the ring gear or the planetary carrier of the summing transmission, wherein the planetary carrier or the ring gear of the summing transmission defines an output element of the summing transmission, which output element is connected with a wheel drive, wherein the secondary unit and the summing transmission are oriented coaxially with the primary unit, and wherein the secondary unit is located between the primary unit and the summing transmission, and wherein the driveshaft of the secondary unit comprises a hollow shaft, through which the driveshaft of the primary unit extends.