| 摘要 |
<p>Extendable chair (10) comprising a main frame (13, 15, 27, 31), a seat element (11) and a backrest element (12), movable with respect to the main frame (13, 15, 27, 31) between a first substantially erect configuration and a second extended configuration. The extendable chair (10) is also provided with clamping and/or stabilizing elements (46, 47) that keep the backrest element (12) and the seat element (11) in a stable position in desired positions between the two configurations. The extendable chair (10) also comprises reciprocal rolling members (30) located between the seat element (11), and/or the backrest element (12), and the main frame (13, 15, 27, 31), in order to make the seat element (11) and/or the backrest element (12) slide on the main frame (13, 15, 27, 31) and guide their movement between one configuration and the other.</p> |
