Ladder for moving up and down in cable channel

The utility model discloses a ladder for moving up and down in a cable channel, comprising a main ladder and a subordinate ladder, wherein a plurality of fixing holes are symmetrically arranged on a main ladder leg between transverse rods on proper heights of the main ladder; clamping sleeves are cl...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	CAI ZHIJUN, LIU ZHIHUI, HU XIAOLIN, LI XIN, MI KENING
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL FIXED CONSTRUCTIONS LADDERS
Online-Zugang:	Volltext bestellen
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