Morgan, Lewis & Bockius LLP
Rear guard of box fan and box fan
A rear guard of a box fan comprises: a body arranged vertically and a waterproof part arranged on the body. The waterproof part is arranged in a position corresponding to a motor in the box fan and the waterproof part comprises a plurality of recessed structures arranged on the body. a plurality of vent holes are arranged on the body for communicating an inner side of the body with an outer side of the body are arranged in the recessed structures. By arranging the vent holes in the recessed structures, the waterproof effect is realized on the premise of ensuring ventilation, the electric leakage and ignition of the motor can be effectively prevented, and the lifetime of the motor of the box fan is extended.
GD MIDEA ENVIRONMENT APPLIANCES MFG. CO., LTD. MIDEA GROUP CO., LTD.
F F F F F F F F
F04D F04D F04D F04D F04D F04D F04D F04D
inventional inventional inventional inventional inventional inventional inventional inventional
Runming Meihua Xusheng Weiliang Tuanguang Fengxi
Guo Deng Zhang Liu Jiang Yan