Patent · US Expired

Blowby gas circulating apparatus for an internal combustion engine

US6880538B2 · kind B2 · utility

1Cited by
4References
23Claims
0Family size

Assignees

Inventors

Key dates

Filing dateFeb 11, 2004
Grant dateApr 19, 2005
Priority date
Expiry dateApr 30, 2024

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02T10/12
  • WIPO fieldEngines, pumps, turbines
  • WIPO sectorMechanical engineering

Abstract

An apparatus for circulating a blowby gas to engine cylinders in an internal combustion engine, including a cylinder head cover including a first wall defining a first passage, and a first flange outwardly extending from the first wall, and a cylinder head including a second wall and a second flange cooperating with the first flange to form an abutting surface therebetween on which a second passage is arranged. The second passage is connected with the first passage and extending in a direction of a row of the engine cylinders. The second wall defines a plurality of third passages each having one end that is open to the second flange and communicated with the second passage and an opposite end open to an intake port of each of the engine cylinders.

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