Patent · US Expired

Internal combustion engine

US6109250A · kind A · utility

4Cited by

4References

23Claims

0Family size

Assignee

Andreas Stihl AG & Co. KG · DE

Inventors

Jurgen Haberlein · Murrhardt, DE
Georg Becker · Schwaikheim, DE
Maximilian Eberhardt · Eßlingen, DE

Key dates

Filing date	May 28, 1999
Grant date	Aug 29, 2000
Priority date	—
Expiry date	May 28, 2019

Classification

Technology area (CPC F)Mechanical Engineering; Lighting; Heating
CPC primaryF01M2013/0422
WIPO fieldEngines, pumps, turbines
WIPO sectorMechanical engineering

Abstract

An internal combustion engine has a reciprocating piston moving in a cylinder. A crank shaft is mounted in the interior of the crankcase. A connecting rod connects the piston to the crankshaft. The crankcase has a venting device for pressure compensation of the interior of the crankcase. The venting device has a venting line having a channel extending in a rotary component of the engine.

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