| 摘要 |
<p>A traction device for use in picking or gripping or packaging objects. The traction device draws an object (4) into its interior. It comprises (16) a surface of deformable material, shaped substantially as a tube with an end portion turned inside-out, forming an opening to an interior and an actuator (6) for moving the surface to draw the object into the interior. The surface of deformable material may be a part of a fluid-filled (20) toroid body. The traction device can be used in combination with a bag (42) to bag an object.</p> |
