Anti-falling countersunk head screw for fastening product

The utility model belongs to the technical field of countersunk head screws, and particularly relates to an anti-falling countersunk head screw for fastening products, which comprises a screw rod, a screw head and a thread, the screw head is fixedly mounted on the screw rod, the thread is mounted on...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	HU ZHIHUI, GENG XIAOCHAO, ZHANG YAN, SANG YUNDE
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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