Patent · US Expired

Method of determining engine cylinder compression pressure and power output

US4539841A · kind A · utility

20Cited by
2References
4Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 13, 1984
Grant dateSep 10, 1985
Priority date
Expiry dateFeb 13, 2004

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF02D2200/1015
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

A method of diagnosing the peak compression pressure and power output of individual cylinders of an internal combustion engine based on stored normalized energy coefficients derived from a normalized pressure curve and the measured instantaneous engine speed.

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