Device for lifting loads above a pit.

摘要

Device for lifting loads above a pit, characterised in that it consists of a combination of a longitudinal guide (4), of an element (5) which can be displaced along the longitudinal guide (4), of drive means (6) capable of being controlled in order to displace the element (5) along the longitudinal guide (4), as well as of a jack (7) mounted on the aforesaid element (5). <IMAGE>