Lifting vertical rail pile

The utility model discloses a chucking vertical rail pile which comprises an outer upright post and an inner upright post, wherein a lining is fixedly installed at the inner part of the upper surface of the outer upright post, the inner upright post is matched in a sliding mode in the lining, and a...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	LING XIN, QIANG XIN, GUOSHU XIN
Format:	Patent
Sprache:	eng
Schlagworte:	ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTIONOF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, ORTHE LIKE CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES FIXED CONSTRUCTIONS
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