Lock nut

A lock nut belongs to a fastener and comprises a nut body and a circular truncated cone body connected with the left end surface of the nut body, wherein the nut body and the circular truncated cone body are provided with inner screw threads, the outer conical surface of the circular truncated cone...

Ausführliche Beschreibung

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Bibliographische Detailangaben
1. Verfasser:	LOU LONGHUA
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:	A lock nut belongs to a fastener and comprises a nut body and a circular truncated cone body connected with the left end surface of the nut body, wherein the nut body and the circular truncated cone body are provided with inner screw threads, the outer conical surface of the circular truncated cone body is provided with a plurality of open grooves communicated with the inner screw threads, the lock nut further comprises a cylindrical body sleeved on the circular truncated cone body, an inner hole of the cylindrical body is provided with a conical surface matched with the outer conical surface of the circular truncated cone body, an annular groove is arranged at the right end of the circular truncated cone body positioned on the outer conical surface, an annular boss is arranged at the right end of the inner hole of the cylindrical body, and the annular boss is clamped into the annular groove. The lock nut provided by the utility model has a better loosening prevention function, and a conical hole does not nee