Patent · US Active

Manually guided blower

US7685673B2 · kind B2 · utility

7Cited by

2References

19Claims

0Family size

Assignee

Andreas Stihl AG & Co. KG · DE

Inventors

Dieter Kremsler · Löwenstein, DE
Roman Dawen · Bocholt, DE
Klaus Langhans · Winnenden, DE
Manfred Rabis · Schorndorf, DE
Kirsten Schellin · Schorndorf, DE

Key dates

Filing date	Dec 5, 2007
Grant date	Mar 30, 2010
Priority date	—
Expiry date	Feb 29, 2028

Classification

Technology area (CPC E)Fixed Constructions
CPC primaryE01H1/0809
WIPO fieldFurniture, games
WIPO sectorOther fields

Abstract

A manually guided blower having a housing in which is disposed a drive motor that rotatingly drives an impeller. The impeller draws in an air stream via an intake opening and conveys the air stream through a discharge opening of the housing. The blower has at least one attachment that can be detachably connected to the housing in the region of one of the openings. The blower has at least one switch that is actuated when the attachment is secured to the opening, whereby the drive motor is in a ready-to-operate state only when the switch is actuated.

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