Patent · US Expired

Two-cycle engine

US5209192A · kind A · utility

4Cited by
8References
12Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 1, 1991
Grant dateMay 11, 1993
Priority date
Expiry dateNov 1, 2011

Classification

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

Abstract

Two-cycle engine with fuel injection, of the type having at least one cylinder (3) in which a piston (5) is mounted to slide. A crankshaft is connected to this piston and housed in a housing (2), cylinder (3) further communicating with an intake circuit with pressurized combustion air (7) by at least one intake orifice (17) placed in the vicinity of the bottom dead center of the piston and with a circuit for exhaust of the combustion gases. The exhaust circuit comes out in cylinder (3) by at least two exhaust orifices: a first orifice (18) placed approximately at the level of the intake orifice (17) and a second orifice (19) placed above the first.

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