| 摘要 |
This winding mandrel, especially for a safety strap, comprises a plastic winding body moulded on a metal insert (1) which has a slot (2) for the passage of one end of the strap. The insert (1) consists of a piece which has a cross-section with multiple branches (3b, 3c) arranged symmetrically in relation to the axis of the said mandrel. This piece is composed of two elements (3,4), each comprising a core (3a) and flared wings (3b, 3c), these elements being fastened to one another by means of their cores. |
