Cooling structure for hybrid powertrain of vehicle
AssigneesHyundai Motor Company, Kia Motors Corporation
InventorsHong Seok YANG, Kyoung Bum Kim, Hee Ra Lee, Jae Won Ha
Life of this patent
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Abstract
A cooling structure for a hybrid powertrain apparatus of a vehicle may include: a first rotor shaft coaxially connected to an engine output shaft and connected to a rotor of a first motor; an engine clutch shaft coaxially connected to the first rotor shaft not to rotate and connected to an engine clutch; a transmission input shaft mounted coaxially with the engine clutch shaft not to rotate by a rotor of a second motor connected to the engine clutch; and a cooling channel formed in the transmission input shaft to be able to supply oil for simultaneously cooling the first motor, the second motor, and the engine clutch.
Claims14
A cooling structure for a hybrid powertrain apparatus of a vehicle, the cooling structure comprising:
- a first rotor shaft connected to a rotor of a first motor and configured to be coaxially connected to an engine output shaft and connected to a rotor of a first motor;
- an engine clutch shaft coaxially connected to the first rotor shaft not to rotate and connected to an engine clutch;
- a transmission input shaft mounted coaxially with the engine clutch shaft not to rotate by a rotor of a second motor connected to the engine clutch;
- and
- a cooling channel formed in the transmission input shaft to supply oil for cooling the first motor, the second motor, and the engine clutch.
Dependencies are inferred from the claim text.