To provide a ladder having a contact member capable of adjusting an angle enabling the defect of the conventional ladder to be solved.
The ladder is equipped with a plurality of struts (21), a ladder frame (2) having a plurality of tread bars (22) connected to the struts (21), legs (32) mounted to the struts (21) having a synthetic length of each strut (21) and each leg (32) capable of being adjusted and the legs (32) having the lower ends (321), and it is so characterized that the ladder is equipped with the contact member (4) turning to each end (321) of each leg (32) has a bottom plate (41) placed to a lower side at an interval from the lower end of each leg (32), a plurality of contact members (4) capable of being turned to each leg (32) and a plurality of latches (42) holding each contact member (4) at a required angle to each leg (32).
| JP2006037486 | EXPANSIBLE LEG |
| WO2004092525 | OUTRIGGER STABILIZER AND LADDER COMBINATION |
| JPS6070200 | [Title of the device] Stepladder |
Kakehi Yuro
Yata Ryuichi