Anti-dismantling screw

The utility model relates to a screw structure, in particular to a screw which can be prevented from being disassembled. The screw comprises a bolt and a screwdriver, wherein the bolt is provided with an irregular tip, and the section shape of the inner hole of the screwdriver corresponds to the sha...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	SHAO GUANGJIN, ZHONG GUOCHUN
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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Beschreibung
Zusammenfassung:	The utility model relates to a screw structure, in particular to a screw which can be prevented from being disassembled. The screw comprises a bolt and a screwdriver, wherein the bolt is provided with an irregular tip, and the section shape of the inner hole of the screwdriver corresponds to the shape of the tip of the bolt; and meanwhile, the bottom surface of the tip of the bolt can be a round surface for purpose of increasing the constant intensity of the bolt, and the round surface of the tip of the bolt is provided with a projection for purpose of preventing the bolt from loosening.