Patent · US Expired

Cylinder head, spark plug, and piston configuration

US4344408A · kind A · utility

14Cited by
2References
10Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 7, 1979
Grant dateAug 17, 1982
Priority date
Expiry dateDec 7, 1999

Classification

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

Abstract

In an internal combustion engine, the combination of a cylinder head with a plane lower surface and a cavity, a piston with a plane upper surface and a cavity, the plane surfaces of the piston and the cylinder head cooperating to form a squish area on one side of the cylinder bore, and a spark plug protruding into the combustion chamber defined by the cavities so that its igniting tip lies substantially in the squish plane on the other side of the cylinder bore.

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