Patent · US Active

Internal combustion engine with fuel system

US9534528B2 · kind B2 · utility

0Cited by

31References

18Claims

0Family size

Assignee

Andreas Stihl AG & Co. KG · DE

Inventors

Gerhard Osburg · Weingarten, DE
Clemens Klatt · Winnenden, DE
Tobias Leopold · Zusmarshausen, DE
Michael Dietenberger · Waiblingen, DE
Wolfgang Layher · Besigheim, DE

Key dates

Filing date	Dec 7, 2012
Grant date	Jan 3, 2017
Priority date	—
Expiry date	Jun 18, 2034

Classification

Technology area (CPC F)Mechanical Engineering; Lighting; Heating
CPC primaryF02M69/10
WIPO fieldEngines, pumps, turbines
WIPO sectorMechanical engineering

Abstract

An internal combustion engine has a fuel system that has a fuel valve with a housing, wherein in the housing a fuel chamber is formed. A fuel pump pumps fuel from a fuel tank into the fuel chamber. A conveying pump provides forced conveyance of fuel into the fuel system. A feed line is connected to the fuel chamber of the fuel valve. The conveying pump is arranged in the feed line and supplies fuel to the fuel chamber. A relief line is connected to the fuel chamber of the fuel valve and a first valve is arranged in the relief line.

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