Ladder has two side pieces with extension leg at foot end of one side piece, which is displaceably arranged in holder fixed to side piece
The ladder has two side pieces with an extension leg at the foot end of the one side piece, which is displaceably arranged in a holder fixed to the side piece. The holder is provided with a lock device which prevents the movement downwards of the side piece when its load increases. The lock device h...
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| Format: | Patent |
| Sprache: | eng ; swe |
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| Zusammenfassung: | The ladder has two side pieces with an extension leg at the foot end of the one side piece, which is displaceably arranged in a holder fixed to the side piece. The holder is provided with a lock device which prevents the movement downwards of the side piece when its load increases. The lock device has a manually activatable free coupling device, which permits adjustmetn of the extension leg in both directions. The extension leg is provided with a device for lockable coupling with a side tipping protection, which has a device for releasable connection with the foot end of the other side piece. |
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