Patent · US Expired

Lube oil control system for turbocharged rotary piston engine

US4969429A · kind A · utility

8Cited by
13References
5Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 2, 1989
Grant dateNov 13, 1990
Priority date
Expiry dateOct 2, 2009

Classification

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

Abstract

A turbocharged rotary internal combustion engine includes engine driven lube oil metering pump which provides controlled lube oil flow to the engine. A pneumatic actuator has a diaphragm exposed to turbo-boost pressure and connected to a control arm of the metering pump so that increase turbo-boost pressure increase the rate of lube oil flow.

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