| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a folding keyboard for mutually stably and smoothly performing rotation operation in mutually rotating two keyboard units around a turning shaft by coupling the two keyboard units through the turning shaft, and turnably supporting them through two links coupled mutually turnably. <P>SOLUTION: The keyboard turnably supports the link 93 by a support screw 123 fitted loosely to a first slot 117 in a support piece 102 of a cover plate 100, turnably supports the link 96 by a support screw 125 fitted loosely to a second slot 118 in the support piece 102 of the cover member 100, and mutually turnably couples the links 93 and 96 with a coupling shaft 98 of a coupling member 97. <P>COPYRIGHT: (C)2005,JPO&NCIPI |
