Patent · US Expired

System for controlling the inlet pressure in a turbocharged combustion engine

US4467607A · kind A · utility

30Cited by

4References

4Claims

0Family size

Assignee

AB Volvo · SE

Inventors

Jan E. Rydquist · Lindome, SE
Lars Sandberg · Uppsala, SE
Ralf Wallin · Lindome, SE

Key dates

Filing date	Feb 16, 1982
Grant date	Aug 28, 1984
Priority date	—
Expiry date	Feb 16, 2002

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY02T10/40
WIPO fieldEngines, pumps, turbines
WIPO sectorMechanical engineering

Abstract

A system for controlling the inlet pressure in a combustion engine includes a microprocessor wherein a command value for the pressure as a function of engine speed is stored and which controls a solenoid valve controlling the pressure in a pneumatic operating mechanism to a waste gate in a shunt pipe past the turbine.

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