Ladder applicable to different benchmark planes
The utility model provides a ladder applicable to different benchmark planes. The ladder comprises a first supporting structure, a second supporting structure, a fixed die set and an extension supporting structure. The second supporting structure is pivoted with the first supporting structure and sy...
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| Format: | Patent |
| Sprache: | chi ; eng |
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| Zusammenfassung: | The utility model provides a ladder applicable to different benchmark planes. The ladder comprises a first supporting structure, a second supporting structure, a fixed die set and an extension supporting structure. The second supporting structure is pivoted with the first supporting structure and symmetric to the first supporting structure, the first supporting structure is connected with the second supporting structure through the fixed die set, the middle part of the fixed die set is provided with a pivot shaft, the extension supporting structure is arranged on the first supporting structure and provided with an adjusting positioning unit. The ladder can be firmly arranged on different benchmark planes and is convenient to use. |
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