Secondary battery having cap plate assembly with short circuit safety member

#This application claims priority to and the benefit of Korean Patent Application No. 10-2011-0030631, filed on Apr. 4, 2011, the entire content of which is incorporated herein by reference.

#1. Field

#Embodiments of the present invention relate to a secondary battery.

#The objects, features and advantages of the present invention will be more apparent from the following detailed description in conjunction with the accompanying drawings, in which:

#FIG. 1 is a perspective view of a secondary battery according to an embodiment of the present invention;

#FIG. 2 is a cross-sectional view of the secondary battery taken along the line I-I′ of FIG. 1;

#Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings.

#FIG. 1 is a perspective view of a secondary battery according to an embodiment of the present invention, FIG. 2 is a cross-sectional view of the secondary battery taken along the line I-I′ of FIG. 1, FIG. 3 is an enlarged cross-sectional view illustrating an ‘A’ portion shown in FIG. 2, FIG. 4 is a cross-sectional view illustrating an operation in which a metal can of FIG. 3 contacts a cap plate, and FIG. 5 is an exploded perspective view partially illustrating a structure shown in FIG. 3.

#Referring to FIGS. 1 through 5, the secondary battery 100 includes an electrode assembly 110, a first collecting plate 120, a short circuit member 130, a second collecting plate 140, a case 150, and a cap assembly 160.