A main clamping device for installation of tunnel construction bow member

The utility model discloses a main clamping device for installation of tunnel construction bow member, it includes roating seat, clamping head base, rubber support backplate, steel bow member grip block, centre gripping connecting rod and vertical rotary supporting device, bolt and vertical rotary s...

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Bibliographische Detailangaben
Hauptverfasser:	HOU LIANJUN, LI ZHIGANG, CHEN ZUOJIN, ZHANG JIAFANG
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	EARTH DRILLING FIXED CONSTRUCTIONS GALLERIES LARGE UNDERGROUND CHAMBERS MINING SHAFTS TUNNELS
Online-Zugang:	Volltext bestellen
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