| 摘要 |
<p>Upper profile consists of a plain wall (1) and slotted wall (2), which are to each other parallel connected in the middle by lateral connecting wall (3), whereby in the lateral connecting wall (3) in its upper part there is a circular open groove (4), lateral connecting wall (3) divides profile into two parts, upper and lower, upper part uses on suspension an upper guide roller and lower part on suspension a door closings.</p> |
