Patent · US Active

Internal combustion engine with ventilation system for a crankcase

US12410737B2 · kind B2 · utility

0Cited by
4References
18Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 22, 2023
Grant dateSep 9, 2025
Priority date
Expiry dateNov 29, 2043

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF01M2013/0438
  • WIPO fieldEngines, pumps, turbines
  • WIPO sectorMechanical engineering

Abstract

Apparatuses, systems and methods are disclosed including internal combustion engine optionally including: a crankcase having a blow-by gas passing therethrough; a source of a boost air; a jacket containing a water; an oil separating apparatus in fluid communication with the boost air and the blow-by gas and having a coalescing filter to separate oil from the blow-by gas; and a heat exchanger in fluid communication with the boost air, wherein the heat exchanger is in fluid communication with the jacket to receive the water, wherein the water is passed in a heat transfer relationship with the boost air in the heat exchanger to achieve a desired temperature range for the boost air passing to the oil separating apparatus.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.