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US 2023/0286371 A1Published application
Work vehicle
AssigneeKubota Corporation
InventorsYuji HIRASE, Sumio YAGYU, Kazuto OKAZAKI, Tsunehiro II
Life of this patent
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Abstract
A work vehicle includes a hybrid transmission to vary power from an engine and output the power to a travel device, the hybrid transmission including an electric transmission including a motor generator and a gear transmission including a gear driver. The work vehicle includes an inverter to drive the motor generator. The work vehicle includes a pump to cool the inverter by supplying, to the inverter, a refrigerant to cool the motor generator.
Claims4
A work vehicle comprising:
- an engine;
- a travel device;
- a battery;
- a hybrid transmission to vary power from the engine and output the power to the travel device, the hybrid transmission including an electric transmission including a motor generator, and a gear transmission including a gear driver;
- an inverter to drive the motor generator;
- and
- a pump to cool the inverter by supplying, to the inverter, a refrigerant to cool the motor generator.
4 more elements
Dependencies are inferred from the claim text.