Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
John Manley McDonald0
Date of Patent
May 4, 2021
Patent Application Number
16225959
Date Filed
December 19, 2018
Patent Citations
Patent Primary Examiner
Patent abstract
Described herein is a turbocharging system comprising a compressor having an air inlet and a compressed air outlet, the compressed air outlet to couple with the intake manifold of the internal combustion engine, a first turbine coupled to the compressor, the compressor driven without using power from the internal combustion engine; and a vacuum compressor coupled directly or indirectly to the first turbine. The first turbine can drive a common drive shaft that includes the compressor and the vacuum compressor or output of the first compressor can drive a second compressor that is coupled with the vacuum compressor. The vacuum compressor can be used to scavenge exhaust from the internal combustion engine.
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