摘要 |
One exemplary aspect comprises a keyboard apparatus comprising: a collapsible keyboard comprising five substantially rigid frames, the frames comprising a central frame, two end frames, and two intermediate frames, each intermediate frame located between an end frame and the central frame; each pair of adjacent frames being relatively pivotably connected together along a folding axis, the folding axes being substantially mutually parallel; and a plurality of keys mounted on the frames. Another exemplary aspect comprises a keyboard apparatus as above, further comprising a collapsible cradle assembly detachable from the collapsible keyboard.
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