| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a battery capable of securely insulating a power generation element from a case.SOLUTION: A battery includes: a wound type power generation element 3; a case 2 which houses the power generation element 3; a collector 9 having a connection part 9A connected with the power generation element 3; and an insulation member 4B disposed on at least the one end side when viewed in a winding shaft direction of the power generation element 3. The connection part 9A of the collector 9 is connected with an outer surface of the power generation element 3. The insulation member 4B has a U shaped cross section and is disposed between the power generation element 3 and the case 2.</p> |
