| 摘要 |
<p>An adhesive pad (11, 21, 51, 71, 91) comprising a plurality of flexible micro or nano pillars (12, 22, 52, 72, 92) arranged on its outer surface (13, 23, 53, 73, 93), wherein each one of said pillars is arranged with one end attached to said outer surface and the other end extending in a direction away from said outer surface, and has an essentially flat top surface (27, 57, 77, 97) which is inclined so that the normal to said top surface deviates from the longitudinal direction of the pillar, wherein the top surface of each one of said pillars is inclined so that the normal to the top surface is directed away from a line being normal to the outer surface and emanating from a centre point (13c, 23c, 53c, 93c) on the outer surface.</p> |
