| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a battery pack capable of obtaining high reliability of electric connection between cells in a plurality of batteries, securing high reliability against vibration in transportation, and achieving high density assembly. <P>SOLUTION: The battery pack includes: flat battery cells each having an electrochemical power generation element, an outer packaging sealing the battery cell, and leads of a positive electrode and a negative electrode; a wiring board in which a slot part into which the leads of each cell are inserted in the stacked state of a plurality of battery cells, and a wiring pattern connecting in series and/or in parallel each lead inserted into the slot part with other lead are formed; a sheet-like member for heat insulation and buffer (a heat insulation buffer member); a case member having insulation properties in which the battery cells, the wiring board, and the heat insulation buffer member are housed; and a battery terminal connected to the wiring pattern of the wiring board and exposed to the outside of the case member, and the heat insulating buffer member is arranged between the cells of the stacked batteries. <P>COPYRIGHT: (C)2009,JPO&INPIT</p> |
