Patent · US Active

Protective cover for a hand-held cut-off machine

US7520799B2 · kind B2 · utility

7Cited by

5References

21Claims

0Family size

Assignee

Andreas Stihl AG & Co. KG · DE

Inventors

Christina Wedel · Bietigheim-Bissingen, DE
Maximilian Eberhardt · Eßlingen, DE
Klaus-Martin Uhl · Plochingen, DE
Joachim Hoffmann · Esslingen am Neckar, DE
Jurgen Erath · Stuttgart, DE

Key dates

Filing date	Oct 26, 2005
Grant date	Apr 21, 2009
Priority date	—
Expiry date	Apr 24, 2027

Classification

Technology area (CPC B)Performing Operations; Transporting
CPC primaryB28D7/02
WIPO fieldMachine tools
WIPO sectorMechanical engineering

Abstract

A protective cover of a hand-held cut-off machine has a cover member having an interior. At least two injection nozzles for spraying a cooling liquid into the interior are arranged on the cover member. A supply line for supplying the cooling liquid to the at least two injection nozzles is provided. A bow is arranged outside of the cover member. The supply line has a line section that extends from a first injection nozzle to a second injection nozzle through the bow.

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