Patent ID: 7998016
Filing Date: 2011-08-16
Classification: B60K,F16H,Y02T,Y10S

Abstract:
1. A gear train, comprising: a first planetary gear set including a first sun gear, a first ring gear, and a first carrier; a second planetary gear set including a second sun gear, a second ring gear, and second carrier; a first clutch configured to selectively connect the first carrier with the second carrier; a second clutch configured to selectively connect the first sun gear with the second sun gear; a first brake configured to selectively fix the first sun gear; a second brake configured to selectively fix the second sun gear; and a third brake configured to selectively fix the first carrier a first motor/generator is continuously connected to the first sun gear; and a second motor/generator is continuously connected to the second ring gear; and the first and second motor/generators are connected to one another.