INNER OR OUTER TYPE BATTERY PACK FOR MOBILE PHONE

PROBLEM TO BE SOLVED: To provide a secondary cell pack having a simplified working processes. SOLUTION: This built-in/built-out type secondary cell pack 10 is provided with a top cover 13, welded to an upper end of a battery cell 11 in a state containing a positive electrode earth part 13a and a negative electrode grounding part 13b, a PCM block arranged on the top cover and housing a PCM electrically contacting the positive and negative electrode grounding terminals of a lithium ion battery in the battery cell thorough the positive electrode and the negative electrode grounding parts, and wherein a lower cover 23 is connected with a back label 21 covering a can cell outer surface and a lower end of the back label. The top cover of the battery cell is provided with many extension parts 14a-14d, formed correspondingly having the same height perpendicularly along both sides. The lower end of the PCM block is inserted between the many extension parts and connected by a snap coupling system. Both ends of the positive electrode grounding terminal 12a and the negative electrode grounding terminal 12b are elastically grounded between the positive and negative electrode earth parts of the top cover and PCM, respectively. COPYRIGHT: (C)2006,JPO&NCIPI