Center projection type pipeline intersecting line marking device

The invention relates to a central projection type pipeline intersecting line marking device. The problems that intersecting line marking equipment is poor in universality, troublesome to use and not suitable for large-diameter pipelines are effectively solved. According to the technical scheme, the...

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Bibliographische Detailangaben
Hauptverfasser:	ZHANG LIBIN, LI HUI, LIU DAIYANG, MENG XIANGPEI, MA KANGXUN
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	HAND TOOLS MANIPULATORS PERFORMING OPERATIONS PORTABLE POWER-DRIVEN TOOLS STORAGE MEANS FOR WORKSHOPS TRANSPORTING WORKSHOP EQUIPMENT, e.g. FOR MARKING-OUT WORK
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