Patent ID: 8986867
Filing Date: 2015-03-24
Classification: H01M,Y02E

Abstract:
1. A battery pack assembly comprising: a battery pack; a plurality of light emitting devices; a switch for operating the plurality of light emitting devices; a case comprising a button hole and observation holes; a support portion having two sides fixed to an inside of the case wherein the support portion is secured to the case via first fixing hooks wherein the support portion defines an opening extending therethrough with an outer edge; an elastic connection portion extended from one side of the support portion; a button formed at an end portion of the elastic connection portion; and an observation portion having an outer periphery wherein the observation portion is fixed between the support portion and the case, wherein the observation portion is configured to allow light emitted from the plurality of light emitting devices to pass therethrough and wherein the observation portion defines a planar portion that is sized to be positioned inside the opening in the support portion wherein the observation portion is separate from the support portion and is secured to the support portion via second fixing hooks extending from the planar portion of the observation portion and engaging an outer edge of the support portion and wherein the planar portion of the observation portion is formed entirely out of a transparent or translucent material such that the light passes through the body of the planar portion and is sized to permit light to pass from each the plurality of light emitting devices to the observation holes in the case, and wherein the button is exposed through the button hole, and light passing through the observation portion is exposed through the observation holes and wherein the observation portion is maintained within the opening of the support portion via the second fixing hooks so as to extend entirely through the support portion so as to be exposed on both sides of the support portion and wherein the support portion is separate from the case and is maintained within the case via the first fixing hooks.