Patent · US Expired

Process and apparatus for controlling a gas evacuation circuit of a rotational distribution motor

US4788945A · kind A · utility

7Cited by
8References
22Claims
0Family size

Inventor

Key dates

Filing dateMay 21, 1987
Grant dateDec 6, 1988
Priority date
Expiry dateMay 21, 2007

Classification

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

Abstract

Method and device for controlling an exhaust gas circuit of a rotary distribution engine, enabling to empty the dead volumes of burnt gases at the top dead center at the end of the exhaust and at the beginning of the intake, through a secondary exhaust conduit maintained under depression conditions or by pressure difference if the engine is fitted with a compressor.

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