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:
Dec. 29, 2015
Filed:
Nov. 29, 2011
Joachim Rief, Biberach, DE;
Joachim Rief, Biberach, DE;
HUSQVARNA AB, Huskvarna, SE;
Abstract
A charging apparatus is provided for charging a rechargeable battery for a power tool. The charging apparatus comprises a housing () with a charging space () for a battery, air vents () in said charging space and a drain hole at the lower end of the charging space for draining fluid therein. A charging circuit unit () is mounted inside the housing () for charging the battery. A fan () is mounted inside the housing () for sucking or blowing air through the air vents () for cooling the battery and the charging circuit unit (). An air guide member () is mounted inside the housing () between the air vents () and the fan () for guiding air there between. The air guide member () is configured with a fluid collecting section () which is communicating with the air vents () for collecting fluid entering through said air vents (), and with a section () communicating with said fluid collecting section () and the fan (). The fluid collecting section () is configured for draining the collected fluid from said section () through a draining device ().