Patent · US Expired

Valves for a duct, and two-stroke combustion engine incorporating the valves

US5315962A · kind A · utility

7Cited by
3References
18Claims
0Family size

Inventors

Key dates

Filing dateMay 14, 1992
Grant dateMay 31, 1994
Priority date
Expiry dateMay 14, 2012

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF01L7/12
  • WIPO fieldEngines, pumps, turbines
  • WIPO sectorMechanical engineering

Abstract

Rotating valves are set forth especially for use in two stroke internal combustion engines. The valve has two rotating parts which come into tangential pseudocontact with each other. Each rotating part has a solid surface of revolution which closes off flow and a recessed portion which permits flow.

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