Patent ID: 8534487

Claim:
A battery cover assembly, comprising: a housing; a button assembly movably mounted on the housing along a first axis, the button assembly including a first latching portion, a button portion and a first resilient member, the first resilient member resisting against the button portion; a back cover having a second latching portion, the back cover enclosing the housing and being movable along a second axis, the second axis being perpendicular to the first axis; and a driving assembly for driving the back cover to move along the second axis, the driving assembly including a second resilient member; wherein the first latching portion engages with the second latching portion so as to lock the back cover in place, and wherein, when the button portion is pressed to move along the first axis, the first resilient member is compressed along the first axis, the second latching portion disengages from the first latching portion, and the back cover is moved linearly along the second axis by the second resilient member.