Patent · US Expired

Heated PCV valve

US6546921B1 · kind B1 · utility

18Cited by
5References
20Claims
0Family size

Assignee

Inventor

Key dates

Filing dateApr 30, 2002
Grant dateApr 15, 2003
Priority date
Expiry dateApr 30, 2022

Classification

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

Abstract

A heated PCV valve (30) includes a valve body (80) for metering a flow of crankcase gases therethrough. The valve body (80) has an intermediate portion (82) with a heating element (50) integrally disposed therein for heating the crankcase gases.

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