| 摘要 |
A horizontally adjustable armrest for a chair including a vertically slideab le element having a base, a lower horizontal slide element movable longitudinally, an upper horizontal slide element movable laterally and an armrest cover. The lower horizontal slide element includes a longitudinally extending slot with a shoulder. Two fasteners extend through the slot and ar e fastened to the base. Under the fasteners' heads are springs and washers to bias the lower slide element into frictional engagement with the base. The upper surface of the lower horizontal slide element includes a pair of guide rails which are received in recesses formed in the bottom surface of the upp er horizontal slide element. The upper slide element includes two slots extendi ng perpendicular to the slot of the lower slide element. Fasteners, springs and washers are used to bias the upper slide element into frictional engagement with the lower slide element. An armrest cover fits over the horizontal slid e elements.
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