| 摘要 |
A support adapted to cooperate with a pedestal type chair for holding a keyboard at an optimal operating position for a user seated in said chair, said support including a clamp adapted for retrofittable attachment to the stem of a pedestal chair, a first transversely extending arm extending laterally from said clamp and passing through a first elbow to a first generally vertical extending post, a second vertical extending post pivotally fitted to said first vertical extending post and passing through a second elbow to a second transversely extending arm and a platform adapted for slidable and pivotal attachment to said second transversely extending arm.
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