| 摘要 |
<p>The assembly has a connecting unit (3) with a support surface (3f) against an upper side of an upper support (1). Two elastic clamps (3a) are symmetrically arranged with respect to a longitudinal axis of a passage (3d). The clamps traverse two respective openings (1b) of the support. Each clamp has a support surface (3b) against a lower surface of the support.</p> |
