Continuous protection device that connects of optical cable in pit

The utility model discloses a continuous protection device that connects of optical cable in pit, establish at the continuous outside outer joint pipe in position that connects of optical cable including the cover, outer joint pipe both sides set gradually the cover and establish and compress tightl...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	SHI GUANGJIAN, TIAN XUYANG, SHI PINGTAI, HAO GUODONG, YANG XINLEI, LIANG FENGRU
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS OPTICS PHYSICS
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