| 摘要 |
<p>A sealed drawer for electronic equipment is used when it is required to have protection against corrosive environment. The drawer consists of a frame and an upper and lower cover made of thick sheet metal. Protection panels are fitted to the sides of the frame. These protections panels have end flanges to take a front and a back panel. The covers consists of two welded sheets. The covers have a groove to take a gasket. The covers are fastened to the frame by lugs, screws and locked nuts. The protection panels have slots to fit over pins of the frame.</p> |
