Patent · US Expired

Internal combustion engine

US3980060A · kind A · utility

7Cited by
4References
14Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 3, 1974
Grant dateSep 14, 1976
Priority date
Expiry dateJul 3, 1994

Classification

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

Abstract

An internal combustion engine with improved distribution of rich mixture, wherein two suction lines are provided, i.e., a main line which introduces the lean mixture into the cylinder and an auxiliary line which introduces the rich mixture; the auxiliary line opens near the valve seat at the end of the main line and the opening end of the auxiliary line is opened or closed by one part of the intake valve.

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