Patent ID: 7916477

Claim:
A battery cover latch mechanism, comprising: a cover member; a housing member; a latch member positioned between the cover member and the housing member and, configured for sliding between a released position and a latched position; and a return member secured to the cover member, comprising two elastic sheets elastically resisting a same side of the latch member, the elastic sheets connecting with each other and configured for biasing the latch member towards the latched position, the return member comprising two mounting portions fixed to the cover member, the elastic sheet comprising two cross-bridged first resisting portions and two second resisting portions, each of the first resisting portion positioned between and connected to the respective mounting portion and the respective second resisting portion, the second resisting portions configured for biasing against the housing member, and the first resisting portions configured for biasing against the latch member; wherein the two second resisting portions connect substantially perpendicularly to the first resisting portions, respectively, and the two first resisting portions connect substantially perpendicularly to the two mounting portions, respectively, the combination of the one first resisting portion, the one second resisting portion and the one mounting portion is substantially parallel to the other combination of the other first resisting portion, the other second resisting portion and the other mounting portion.