Patent · US Expired

Device for adjusting the ignition time in internal combustion engines

US4241709A · kind A · utility

3Cited by

6References

9Claims

0Family size

Assignee

Dr. Ing. h.c. F. Porsche AG · DE

Inventors

Klaus Schellmann · Weinsberg, DE
Heinz Schulze · Dresden, DE

Key dates

Filing date	Apr 23, 1979
Grant date	Dec 30, 1980
Priority date	—
Expiry date	Apr 23, 1999

Classification

Technology area (CPC F)Mechanical Engineering; Lighting; Heating
CPC primaryF02P5/142
WIPO fieldEngines, pumps, turbines
WIPO sectorMechanical engineering

Abstract

A device for the adjustment of the ignition time of an internal combustion engine as a function of the vacuum in the intake line which is provided with a flow regulator in the form of a throttle valve or the like.

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