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US 2017/0363024 A1Published application
Turbocharger
AssigneeMahle Filter Systems Japan Corporation
InventorsVijayakumar SIVARAMAN, Masamoto HAYASHI
Life of this patent
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Abstract
A turbocharger (1) includes a turbine wheel (3) driven by exhaust gas, first and second compressor wheels (4, 5) coaxially coupled to the turbine wheel (3) via a shaft member (6), a compressor housing (8) accommodating the first and second compressor wheels (4, 5) and having defined therein a communication passage (17) through which air compressed by the first compressor wheel (4) flows to the second compressor wheel (5), and an electric motor (11) arranged in the communication passage (17) and using the shaft member (6) as a rotation shaft thereof.
Claims6
A turbocharger, comprising:
- a turbine wheel driven by exhaust gas from an internal combustion engine;
- first and second compressor wheels coaxially coupled to the turbine wheel via a shaft member;
- a main housing accommodating the first and second compressor wheels and having defined therein a communication passage through which air compressed by the first compressor wheel flows to the second compressor wheel;
- and
- an electric motor arranged in the communication passage and comprising the shaft member as a rotation shaft thereof.
2 more elements
Dependencies are inferred from the claim text.