Single-joint extensible device and bridge

The invention relates to building extensible devices and provides a single-joint extensible device which comprises two side beams positioned on two sides of an extensible joint and a waterproof rubber strip clamped between the side beams and stretching over the extensible joint. The waterproof rubbe...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: CAI JIAJUN, ZHU MENGJUN, FAN ZHONGHUAN
Format: Patent
Sprache:chi ; eng
Schlagworte:
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