Rustproof device for anchor bolt of rubber dam

The utility model discloses an anti-rust device for a rubber dam anchor bolt, which relates to the technical field of bolt construction and comprises a bolt, a nut, a tight closing sleeve and a threaded positioning sleeve. The bolt penetrates through the fastener and then is fixed by the nut, the bo...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	LI TONG, HAN YING, WANG CHANGJIAN, LI NA, WANG CHUNTAN
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	BLASTING CYLINDERS 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 PISTONS SEALINGS THERMAL INSULATION IN GENERAL WEAPONS
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