Side vertical gear shaft automatic releasing unit for trailer

The utility model relates to a trailer cross-stand bumping post automatically casting device for the oil field well repairing work carrying the tubular products. The utility model consists of a short fulcrum 2, a long fulcrum 5, a long block 7 which is fixedly arranged on a supporting base 4 by a th...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	JINGBO XIAO, BAOGUO JING, SHILIN LU
Format:	Patent
Sprache:	eng
Schlagworte:	PERFORMING OPERATIONS TRANSPORTING VEHICLES ADAPTED FOR LOAD TRANSPORTATION OR TO TRANSPORT, TOCARRY, OR TO COMPRISE SPECIAL LOADS OR OBJECTS VEHICLES IN GENERAL
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