Patent · US Expired

Air-fuel mixture heating device for internal combustion engine

US4651702A · kind A · utility

17Cited by
6References
8Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 12, 1985
Grant dateMar 24, 1987
Priority date
Expiry dateSep 12, 2005

Classification

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

Abstract

A heating device for heating air-fuel mixture to be fed to an internal combustion engine has a PTC heat generator having a flat ring-like form with a portion of the inner peripheral surface thereof directly exposed to the passage for the mixture. The heating device also has a heat radiating member having an inner peripheral heat radiating surface confronting the mixture passage and jointed to the PTC heat generator in heat conducting relation therewith.

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