Anti -theft bolt

The utility model relates to an anti -theft bolt. Including spiral shell headrest piece, nut washer and elastic component, what spiral shell headrest piece and spiral shell head all were equipped withmutual interlock each other on two terminal surfaces of laminating and on nut washer and nut two ter...

Ausführliche Beschreibung

Bibliographische Detailangaben

1. Verfasser:	LING GUIHUA
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	BLASTING DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS ORMACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS,CLIPS, WEDGES, JOINTS OR JOINTING ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS HEATING LIGHTING MECHANICAL ENGINEERING THERMAL INSULATION IN GENERAL WEAPONS
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