| 摘要 |
<p>A chair arm-rest, particularly for an office chair, comprises a supporting structure (6) and an arm-rest structure (7) movable relative to the supporting structure (6) by means of the forearm itself resting on the arm-rest, between a shortened condition and a forwardly extended condition, in which the arm-rest can support the user's forearm better, for instance when performing a typewriting operation. <IMAGE></p> |
