| 摘要 |
<p>The invention relates to a multi-stable actuator based on a shape memory alloy and to a touch-sensitive interface using same. The inventive multi-stable actuator (10) comprises: a mobile part (12) which is intended to be moved between at least two stable positions, means (14, 16) for moving the mobile part (12), means (122, 186, 24, 246, 247, 248, 249) for guiding the movement of said mobile part (12) and means (20, 22, 28, 30, 246, 247, 248, 249) for holding said part (12) in each of the stable positions thereof. According to the invention, the aforementioned movement means (14, 16) take the form of two opposing movement means which are made from a shape memory alloy. The invention is suitable for a touch-sensitive interface.</p> |
