| 摘要 |
<p>A tactile feedback device is configured in such a manner as to be provided with: a panel display device (15) such as a liquid crystal display; an information selection touch panel (touch panel (18) etc.) installed on top of the panel display device (15); a wire-shaped shape memory alloy (23) that moves the information selection touch panel by contracting through conduction heating; and an insulating heat conductor (24 etc.) that releases the heat produced by the wire-shaped shape memory alloy (23). The tactile feedback device is incorporated in the display operation unit of a smartphone (10) etc. When an operator's finger touches the display operation unit to carry out an operation, a clear click sensation is conveyed to the operator on the basis of the contraction or expansion effect of the wire-shaped shape memory alloy (23).</p> |
