| 摘要 |
In one aspect, the present invention is directed to a working aid kit for an A-framed ladder (11), the kit comprising: a removable seat (12), to be placed on a top of the ladder; adjustable seat connecting means (21), for connecting and securing the seat to a step of the ladder; a removable tool tray (14), attachable to the removable seat; and tool tray connecting means (50, 52), for connecting the tray to the seat (12) such that the tool tray (14) being situated symmetrically on a symmetry axis (16) passing through the pivots connecting the rails (10) of the ladder (1 1 ), in front of a user sitting on the seat such that each of his legs lean on a different step of the ladder; thereby providing comfort and safety for a worker sitting on the ladder. |
