| 摘要 |
A box made of aluminium section which has, as its characteristic feature, a groove/channel around the box where the frame nests giving a unified appearance to the box 1 and frame 2. The frame is clasped within the groove 6 and is, additionally, cemented 9. The lower side of the box 8 forms an angle of 90 degrees for the best possible fit of the box and lid. |
