Housing structure of exhaust gas turbocharger
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United States of America Patent
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Apr 14, 2015
Grant Date -
Oct 10, 2013
app pub date -
Dec 16, 2011
filing date -
Dec 28, 2010
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A casing treatment 4 including a recirculation passage 41 and a mixing piping 6 are provided. The recirculation passage 41 has a first recirculation opening 42 and a second recirculation opening 43 that are in communication with each other, the first recirculation opening 42 being formed inside a compressor housing 11 of an exhaust gas turbocharger and opening to an air passage 15 upstream of a compressor impeller 3, the second recirculation opening 43 being formed at the outer circumferential section of the compressor impeller 3. The mixing pipe 6 opens to the recirculation passage 41 and has a return opening 14 for introducing EGR gas and blow-by gas to the recirculation passage 41.
First Claim
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International Classification(s)
- F02M:SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBU....
- F01M:LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUB....
- F02B:INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENG....
- F04D:NON-POSITIVE-DISPLACEMENT PUMPS
- F02C:GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION....
- F02D:CONTROLLING COMBUSTION ENGINES
- F01D:NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, e.g....
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