| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a non-aqueous electrolyte rechargeable cell whose electric contact can be maintained and cycle characteristic can be maintained after reflow. <P>SOLUTION: The non-aqueous electrolyte rechargeable cell comprises a positive electrode which is contained in a positive electrode can, a negative electrode which is contained in a negative electrode can, and electrolyte which is poured in the positive and negative electrode cans, wherein a plurality of rectangular recesses are formed on an inner surface of a bottom plane of the negative electrode can and the plurality of recesses are arranged in a radial manner densely near the center of the bottom plane and thinly near the circumference of the bottom plane. <P>COPYRIGHT: (C)2004,JPO |
