Patent ID: 8481202

Claim:
A battery cover assembly comprising: a back cover comprising a battery chamber recessed thereinto, the battery chamber comprising a first sidewall, a chute recessed on the first sidewall, and a separation-preventing portion protruding from the inside of the chute without extending out of the chute; a battery cover being slidably mounted on the battery chamber of the back cover and comprising a top board, a rail protruding from one sidewall of the top board and an anti-detaching portion protruding from the rail, the rail slidably assembled within the chute, the anti-detaching portion coplanar with the rail, the anti-detaching portion configured for being blocked by the separation-preventing portion to prevent the battery cover from separating from the back cover when the battery cover is slid with respect to the back cover; and an elastic device having two opposite ends secured to the back cover and the battery cover, the elastic device configured for providing an elastic force to open the battery cover relative to the back cover; wherein the top board comprises an installing portion disposed at the end of an inner surface of the top board near the anti-detaching portion; the back cover includes an rod-shaped assembling portion disposed thereon near the separation-preventing portion end; the two opposite ends of the elastic device are secured to the installing portion of the battery cover and the assembling portion of the back cover respectively.