| 摘要 |
<p>The chair has a backrest (2) supported by a backrest support (5), and a bearing mounting at a support. An arm is provided at a lower side of a seat (1). A locking cover is connected with an end of a bar and adjustable between two positions. The cover with its notches and/or locking teeth is in contact with a locking tappet at the seat in one of the positions. The notches and/or locking teeth are externally in contact with the locking tappet at the seat in another position and spring-tensioned against the former position. A handle is connected with the cover in a non-rotatable manner.</p> |
