A lifting device 2, in particular for lifting a road gully having a spout S projecting from a cylindrical gully pot P, comprises three arms 10, 12, 14 depending downwards from a body 4, each arm provided with a gripping element 18, 20, 22 for gripping the exterior surface of the gully pot P with two of the arms (20,22) spaced apart so that, in use, they extend past either side of the spout S and the remaining arm 18 extendng, in use, along the opposite side of the gully pot P from the spout S. Adjustment means such as lever 32 or by pivoting the first arm (38 fig. 10) may vary the distance between the gripping elements 18, 20, 22. The gripping elements 18, 20, 22 may be curved or angled and may include a rubber element.
Gully lifting device
2017-03-15
Patent
Elektronische Ressource
Englisch
IPC: | B66C Krane , CRANES |
Engineering Index Backfile | 1931
Tema Archiv | 1993
|