| 摘要 |
The present invention discloses a folding keyboard that is characterized such that it comprises: a first arm and a second arm that are hinge-coupled to one another at respective ends so as to be capable of folding and unfolding; and a first keyboard piece and a second keyboard piece that are respectively hinge-coupled to the bodies of the first and the second arms by each edge so as to be capable of folding and unfolding. |
