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US 9,435,272 B2Granted
Internal combustion engine and control apparatus of the internal combustion engine
AssigneeToyota Jidosha Kabushiki Kaisha
InventorFuminori Hosoda
Life of this patent
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Abstract
An internal combustion engine includes a first bank and a second bank. The first bank includes a continuously variable valve apparatus that continuously changes a valve characteristic of an intake valve. The second bank includes a multi-stage variable valve apparatus that changes the valve characteristic in multiple stages. An engine control apparatus adjusts the intake air amount of the first bank by adjusting the valve characteristic that is changed by the continuously variable valve apparatus, based on the intake air amount of the second bank.
Claims6
An internal combustion engine comprising:
- a plurality of banks including a first bank and a second bank, and
- a variable valve apparatus provided for each of the plurality of banks, the variable valve apparatus being configured to change a valve characteristic of an intake valve,
- the variable valve apparatus provided in the first bank being a continuously variable valve apparatus that continuously changes the valve characteristic, and
- the variable valve apparatus provided in the second bank being a multi-stage variable valve apparatus that changes the valve characteristic in multiple stages by selecting one valve characteristic from among a preset plurality of valve characteristics.
1 more element
Dependencies are inferred from the claim text.