| 摘要 |
<p>Hook track (1) has smooth gap (2,3) in vertically direction and side panels (4,5,6) are joined in an attachment section of hook support (10,11). Side panels are inserted in multiple lateral holes (8). Attachment section (12) of hook support (10,11) is provided with one hook flange (13) which is transverse to direction (9) with springs connected to hook track.</p> |
