Bolt convenient to installation

The utility model discloses a bolt convenient to installation, including nut, catch bar, screw rod and swinging boom, its characterized in that, the swinging boom includes one -level the stretch out and draw back flexible rocking arm of rocking arm, second grade, tertiary flexible rocking arm and th...

Ausführliche Beschreibung

Bibliographische Detailangaben

1. Verfasser:	XIA GUOFANG
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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