| 摘要 |
PROBLEM TO BE SOLVED: To provide a key switch device which can be assembled simply and assures good feeling in key operation. SOLUTION: A hinge member 47 is furnished with an engaging rod 53 having a large rigidity while another hinge member 48 is furnished with an engaging rod 61 having alike large rigidity, and an engaging rod 53 of hinge member 47 and an engaging rod 61 of the other 48 are made rotatable smoothly and put in engagement in an engaging groove 44 and between an engaging projection 69A and a sliding groove 69, respectively, without causing deformation owing to their rigidities, and engaging pins 55 and 56 of the hinge member 47 and engaging pins 63 and 64 of the other 48 are made sliding smoothly and put in engagement in a sliding groove 68 and an engaging groove 45, respectively, owing to their lightness. |
