| 摘要 |
A hoist device for lifting persons, said hoist device comprising holding means (27); and a hoist sling comprising attachment means (37), said attachm ent means (37) being connect able to the holding means (27). Any of the atta chment means (37) and the holding means (27) comprises a reference object (8 ), and any of the attachment means (37) and the holding means (27) comprises sensing means (7) configured to detect the reference object (8), for determ ining if the attachment means (37) are properly connected to the holding mea ns (27).
|
