Patent · US Expired

Runnerless engine intake manifold having integral fuel delivery groove or bore

US6840221B1 · kind B1 · utility

5Cited by
8References
9Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 10, 2004
Grant dateJan 11, 2005
Priority date
Expiry dateFeb 10, 2024

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF02M35/10347
  • WIPO fieldEngines, pumps, turbines
  • WIPO sectorMechanical engineering

Abstract

In one embodiment, a cylinder head (10) and a runnerless intake manifold (12) are assembled together and cooperatively define an air manifold (14) and a fuel manifold (16) for supplying air and fuel respectively to engine cylinders in an engine block to which cylinder head (10) is fastened. In another embodiment, the air manifold is the same, but the fuel manifold (66) is defined by a bore (68) and holes (70) in the intake manifold (60).

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