Patent ID: 11913441
Assignee: TRANSPORTATION IP HOLDINGS, LLC
Field: Engines, pumps, turbines (Mechanical engineering)
Classification: CPC F | IPC F

Claim 13:
14. A system, comprising:
an air system configured to pressurize and dry air flowing therethrough, and the air system comprises a compressor with a piston, and the piston comprises an interior space that receives air flowing into the compressor and expels air from the interior space within the piston through a check valve arranged in a piston crown to a first stage of the compressor, and a second stage of the compressor is fluidly coupled to the first stage via a passage, the second stage of the compressor configured to flow compressed air to an air dryer comprising a shuttle valve integrally arranged therein;
wherein the interior space extends through a first portion, a transition portion, and a second portion of the piston.