| 摘要 |
In one preferred form there is provided a lifting device 410. The device comprises a body having an upper portion and a lower portion; the upper portion for being lifted; and the lower portion providing a pair of legs each having a foot member having a downwardly extending groove for engaging a first bar of a sheet of grid mesh; the legs for sitting astride a second bar of the grid mesh, the second bar being aligned transversely to the first bar. |
