| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a battery jar lid for a lead acid battery, capable of simply preventing an occurrence of a sink mark. <P>SOLUTION: In a battery jar lid 3 molded with a mold, a plurality of protrusions 45, 45 are integrally molded with an interval L on an inner surface 34A of a first side face portion 34 of the battery jar lid 3 extending along the die removal direction. <P>COPYRIGHT: (C)2013,JPO&INPIT |
