| 摘要 |
<p>PROBLEM TO BE SOLVED: To solve the problem that the display surface of portable electronic equipment is easy to break when applied with a shock since glass is used and the equipment becomes unusable. SOLUTION: A recessed rib is provided, specially, closely to the display surface in the equipment and a thin piece such as a metal plate is embedded in the recessed groove to obtain sufficient strength against a shock and a load.</p> |
