Patent · US Expired

Leaf blower

US7185393B2 · kind B2 · utility

7Cited by

9References

9Claims

0Family size

Assignee

Aktiebolaget Electrolux · SE

Inventors

Goran Dahlberg · Gränna, SE
Gustaf Doragrip · Jönköping, SE
Peter Gunnarsson · Munkfors, SE
Marcus Kragner · Huskvarna, SE
Anna Sjögren · Säter, SE
Esbjörn Ollas · Huskvarna, SE

Key dates

Filing date	May 6, 2002
Grant date	Mar 6, 2007
Priority date	—
Expiry date	Oct 12, 2022

Classification

Technology area (CPC A)Human Necessities
CPC primaryA01G20/47
WIPO fieldOther special machines
WIPO sectorMechanical engineering

Abstract

Leaf blower that is carried on the back of the operator comprising at least an engine (14) and a fan. The fan is provided with an air inlet (13) placed on the side of the fan that is facing away from the back of the operator. The air stream is passing the engine (14) on its way to the air inlet (13) so that the engine (14) is cooled.

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