发明名称 Height adjustable armrest assembly for a chair
摘要 <p>An armrest assembly includes a lower part (3) defining a lower chamber (33), and an upper part (4) defining an upper chamber (44) therein. An abutting member (45) is disposed in the upper chamber (44). A cylinder-and-piston unit (5) includes a cylinder (51) extending into the upper chamber (44) to abut against the abutting member (45), and a piston (52) mounted securely in the lower chamber (33) and telescopically extending into the cylinder (51). A locking member (53") includes a spring-biased button (53) projecting from the cylinder (51) , extending through the abutting member (45) and into the upper chamber (44), and pressible to move between a locked position, in which, the cylinder (51) is locked by the locking member (53") against axial movement relative to the piston (52), and an unlocked position, in which, the cylinder (51) is axially movable relative to the piston (52). &lt;IMAGE&gt;</p>
申请公布号 EP1512345(A1) 申请公布日期 2005.03.09
申请号 EP20030255472 申请日期 2003.09.02
申请人 FU LUONG HI-TECH CO LTD 发明人 WANG, YU-JEN
分类号 A47C1/03;(IPC1-7):A47C1/03 主分类号 A47C1/03
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