| 摘要 |
A pattern sheet 1 made of a flexible synthetic resin film forms, as a single-piece structure, a strain sensor support portion 11 having on the back thereof four resistance films 14 arranged equidistantly about a hole 17 and a wire lead-out portion 12 having formed thereon wires for the resistance films 14 and leads 15; an actuation panel 2 made of a square thin sheet of resilient metal has an actuation-deformable portion 21 with its four corner portions downturned to form step-shaped fixing pieces 22; a joystick 3 is press-fitted in a centrally-disposed hole 23 of the actuation panel 2; the strain sensor support portion 11 is adhesive bonded to the actuation-deformable portion 21 with edges 17 of the support portion 11 held in line contact with the fixing pieces 22; and the fixing pieces 22 are adhesive bonded or welded to a mounting plate 4. |
