Patent ID: 11964557
Assignee: DANA HEAVY VEHICLE SYSTEMS GROUP, LLC
Field: Mechanical elements (Mechanical engineering)
Classification: CPC B  F | IPC B  F

Claim 0:
1. A transmission system, comprising:
a first friction clutch including:
a first set of discs directly splined to a shaft; and
a second set of discs splined to an inner circumference of a first gear;

a first hydraulic passage extending through the shaft and including an outlet in the shaft that directly supplies a lubricant to the first and second sets of discs during transmission system operation; and
a bearing coupled to the shaft and including an inner axial side which includes an opening that is formed between an inner race and an outer race and is directly adjacent to an axial side of the first friction clutch;
wherein the bearing includes a shield on an outer axial side of the bearing; and
wherein the first gear includes outer teeth that are positioned circumferentially around the first gear outward from the first and second sets of discs and is designed to mesh with a second gear in the transmission system, wherein the shaft includes an input gear that is rotationally coupled to an electric motor.