Patent · US Active

Blower unit and portable blower

US7896612B2 · kind B2 · utility

10Cited by

6References

20Claims

0Family size

Assignee

Andreas Stihl AG & Co. KG · DE

Inventors

Harald Schliemann · Waiblingen, DE
Manfred Rabis · Schorndorf, DE
Daniel Hirt · Kirchentellinsfurt, DE

Key dates

Filing date	Aug 9, 2007
Grant date	Mar 1, 2011
Priority date	—
Expiry date	Nov 7, 2029

Classification

Technology area (CPC F)Mechanical Engineering; Lighting; Heating
CPC primaryF04D29/646
WIPO fieldEngines, pumps, turbines
WIPO sectorMechanical engineering

Abstract

A blower unit for a portable blower, having a drive shaft that is rotatably driven by a drive motor. Disposed in the blower unit is an axial fan that is provided with at least one fan wheel driven by the drive shaft and at least guide wheel fixedly disposed in the housing. To achieve a simple construction and a simple manufacture, the housing has at least two housing sections and is divided approximately parallel to the axis of rotation of the drive shaft.

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