Detachable standard knot device for large-span derrick

The utility model relates to a detachable standard knot device for a large-span derrick, and belongs to the technical field of electric machinery. The detachable ladder stand comprises a detachable standard knot and a ladder stand assembly arranged in the standard knot, and can be used for on-site c...

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Bibliographische Detailangaben
Hauptverfasser:	TONG QI, ZHOU LIHONG, ZHANG RUIYANG, YAO CHENGKAI, SHENG QUANWEN, JIN HEXIANG, CHEN ZEQI
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	BUILDING BUILDING IMPLEMENTS OR OTHER BUILDING AIDS, OR THEIRUSE BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES CEILINGS FENCING FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS FIXED CONSTRUCTIONS FLOORS FORMS GENERAL BUILDING CONSTRUCTIONS HANDLING BUILDING MATERIALS ON THE SITE INSULATION OR OTHER PROTECTION OF BUILDINGS MASTS REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTINGBUILDINGS ROOFS SCAFFOLDING SHUTTERING SWIMMING OR SPLASH BATHS OR POOLS TENTS OR CANOPIES, IN GENERAL WALLS, e.g. PARTITIONS
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