The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 19, 2019
Filed:
Mar. 17, 2014
Husqvarna Ab, Huskvarna, SE;
Christian Bylund, Huskvarna, SE;
Tobias Nyberg, Huskvarna, SE;
Lars Malmqvist, Forserum, SE;
Pär Martinsson, Jönköping, SE;
Andreas Levander, Jönköping, SE;
Jan Lejon, Norrahammar, SE;
Fredrik Wibling, Malmbäck, SE;
Jonas Haglind, Jönköping, SE;
HUSQVARNA AB, Huskvarna, SE;
Abstract
A method of cooling blower components may include rotating a fan assembly () responsive to operation of a motor (). The rotation of the fan assembly may create an underpressure region in an inlet portion () and an overpressure region at a main channel () of the fan assembly (). The method may further include drawing air into the inlet portion () through a control unit housing portion () of a housing () of the blower () to cool a control unit () of the blower (), drawing air into the inlet portion () through a battery compartment () to cool a battery () of the blower (), and pushing air from the main channel () through a motor housing () to cool the motor ().