Patent · US Expired

Portable handheld work apparatus

US7424879B2 · kind B2 · utility

2Cited by

4References

16Claims

0Family size

Assignee

Andreas Stihl AG & Co. KG · DE

Inventors

Patrick Schlauch · Reutlingen, DE
Jens Kern · Waiblingen, DE
Hans Nickel · Cottenweiler, DE
Helmut Zimmermann · Winnenden, DE
Claus-Peter Hamisch · Stuttgart, DE
Reiner Kuppert · Echterdingen, DE

Key dates

Filing date	Oct 19, 2005
Grant date	Sep 16, 2008
Priority date	—
Expiry date	May 17, 2026

Classification

Technology area (CPC F)Mechanical Engineering; Lighting; Heating
CPC primaryF02B63/02
WIPO fieldEngines, pumps, turbines
WIPO sectorMechanical engineering

Abstract

A portable handheld work apparatus includes a drive motor configured as an internal combustion engine (1). The work apparatus includes an air filter case (2) arranged in the intake channel of the engine (1). The work apparatus further includes a cover (3) and a locking device (4) for releasably holding the cover (3). An actuating element (6) of the locking device (4) is configured as a slider (7) which is guided so that it is essentially linearly movable.

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