Power transmission device for hybrid vehicle
AssigneeHonda Motor Co., Ltd.
InventorShigeru Tajima
Life of this patent
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Abstract
A power transmission device for hybrid vehicle 10, which is provided with an engine 1, a first motor 21 and a second motor 22, includes a flywheel 13 intervening between the crankshaft 11 of the engine 1 and the driven shaft 12 driven by the crankshaft 11, the first clutch 31 disposed at the engine 1 side of the flywheel 13 for disconnecting and connecting power transmission between the engine 1 and the first motor 21, the second clutch 32 disposed at the driven shaft 12 side of the flywheel 13 for disconnecting and connecting power transmission between the engine 1 and the driven shaft 12, and a shifter 73 for disconnecting and connecting power transmission between the second motor 22 and the driven shaft 12.
Claims14
A power transmission device for a hybrid vehicle, including an internal combustion engine, a first electric motor and a second electric motor, comprising:
- a flywheel, disposed between an engine shaft of the internal combustion engine and a driven by the engine shaft, the flywheel being connected with the engine shaft;
- a first disconnecting and connecting unit, disposed at an internal combustion engine side of the flywheel, configured to disconnect and connect power transmission between the internal combustion engine and the first electric motor;
- a second disconnecting and connecting unit, disposed at a driven shaft side of the flywheel, configured to disconnect and connect power transmission between the internal combustion engine and the driven shaft;
- and
- a connection changing unit configured to disconnect and connect power transmission between the second electric motor and the driven shaft.
Dependencies are inferred from the claim text.