| 摘要 |
PURPOSE: An insulation apparatus for a secondary battery is provided to improve a sealing property of an insulation ring welded part, to enhance battery stability and durability, and to reduce number of assembly process and parts. CONSTITUTION: In an insulation apparatus for a secondary battery, a positive electrode is formed in a battery case(10), a negative electrode is formed in the center of the battery case, and the positive electrode and the negative electrode are insulated by an insulation ring(24). The insulation apparatus for a secondary battery includes a positive electrode terminal part, a negative electrode terminal part(14), and the insulation ring. |
