Patent ID: 8663826

Claim:
A fitting set, including a battery assembly and a receiver, the receiver having a recess, into which the battery assembly is loaded, the battery assembly includes a casing, said casing having a top wall, a bottom wall, two first sidewalls extending in the lengthwise direction of the battery, and two second sidewalls extending in the widthwise direction of the battery, one of the second sidewalls provided with a cutout through which the battery contact passes, wherein the battery assembly further includes a resilient member coupled directly to the battery assembly and a self-locking block; wherein the first sidewalls are provided with notches extending to the bottom wall; wherein the recess is provided with lugs, each of which may slide into respective corresponding notches; wherein the other second sidewall is provided with a first and a second stoppers which have a difference in height, i.e., the thickness direction of the battery; and wherein the resilient member at both ends abuts against the first stopper and the self-locking block respectively and presses the self-locking block against the edge of the recess, and wherein the resilient member and battery assembly are configured for one handed actuation and removal.