Patent · US Expired

Manually guided implement

US6523508B2 · kind B2 · utility

7Cited by

3References

9Claims

0Family size

Assignee

Andreas Stihl AG & Co. KG · DE

Inventors

Markus Husges · Bad Wiessee, DE
Gerhard Stoll · Winnenden, DE

Key dates

Filing date	May 4, 2001
Grant date	Feb 25, 2003
Priority date	—
Expiry date	May 4, 2021

Classification

Technology area (CPC F)Mechanical Engineering; Lighting; Heating
CPC primaryF02B2075/027
WIPO fieldEngines, pumps, turbines
WIPO sectorMechanical engineering

Abstract

A manually guided implement having an air-cooled internal combustion engine for driving a tool is provided. Disposed between an output shaft of the internal combustion engine and the tool is a centrifugal clutch, whereby a flywheel portion of the clutch and a fan wheel are fixedly disposed on the output shaft. The flywheel portion is secured on a suction side of the fan wheel that is provided with guide vanes.

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