Patent ID: 6116557
Filing Date: 2000-09-12
Classification: A47B,Y10S

Abstract:
An apparatus for supporting a keyboard relative to a base, the apparatus comprising:a shuttle for connection to the base, the shuttle having a shuttle pivot hole and an indexing channel;a height adjustment arm having an arm slot, an indexing rod disposed in the indexing channel, and an arm guide slot;an anchor rod rotatably extending through the shuttle pivot hole and arm slot, the anchor rod slidable in the arm slot between a locked position where the indexing rod is locked into one of a plurality of index positions in the indexing channel and an unlocked position where the indexing rod is movable between the plurality of index positions in the indexing channel;a guide rod slidably guided along the arm guide slot for supporting the keyboard; anda clenching mechanism connected between the anchor rod and the guide rod, the clenching mechanism movable between a clenched position where the anchor rod is in the locked position and the guide rod is immobile relative to the arm guide slot and an unclenched position where the anchor rod is in the unlocked position and the guide rod is mobile relative to the arm guide slot, the clenching mechanism biased toward the clenched position and releasable by a force on the keyboard support.