Patent · US Active

Blower apparatus

US7621019B2 · kind B2 · utility

3Cited by

5References

13Claims

0Family size

Assignee

Andreas Stihl AG & Co. KG · DE

Inventors

Dieter Kremsler · Löwenstein, DE
Michael Hocquel · Reutlingen, DE
Klaus Langhans · Winnenden, DE
Helmut Swistun · Weingarten, DE
Uwe Gaese · Stuttgart, DE

Key dates

Filing date	Aug 29, 2005
Grant date	Nov 24, 2009
Priority date	—
Expiry date	Mar 14, 2027

Classification

Technology area (CPC F)Mechanical Engineering; Lighting; Heating
CPC primaryF04D29/703
WIPO fieldEngines, pumps, turbines
WIPO sectorMechanical engineering

Abstract

A blower apparatus has a blower housing having a blower intake. A motor-driven blower is arranged in the blower housing and takes in air in a flow direction through the blower intake into the blower housing. A device for mechanical clearing of the blower intake is arranged at the blower intake. The mechanical clearing device is driven in rotation during operation of the blower apparatus.

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