Patent ID: 9225184
Filing Date: 2015-12-29
Classification: H02J

Abstract:
1. Charging apparatus for charging a rechargeable battery for a power tool, said charging apparatus comprising a housing having a sloping charging space for receiving the rechargeable battery under charging, one or more air vents along said charging space for ventilation, said one or more air vents in fluid communication with an interior of the housing, and a drain hole at the lower end of the charging space for draining fluid entering said charging space through a draining device, a charging circuit unit mounted inside the housing and electrically connectable to a power source and to the rechargeable battery under charging in the charging space, a fan mounted inside the housing for sucking or blowing currents of air through the one or more air vents for cooling the rechargeable battery under charging in the charging space and the charging circuit unit, and an air guide member mounted inside the housing between the one or more air vents in the charging space and the fan for guiding air there between, said air guide member being configured with a fluid collecting section in fluid communication with the one or more air vents for collecting, in said fluid collection section, fluid entering through said one or more air vents, and with a section connected to said fluid collecting section and in fluid communication with the fan, said fluid collecting section being configured for draining the fluid collected from said section through the draining device.