Locking device for fastening bolt of prefill valve of large oil press

The utility model discloses an anti-loosening device for a fastening bolt of a prefill valve of a large oil press. The anti-loosening device comprises an inner hexagon bolt, an anti-loosening connector, an anti-loosening connecting piece and a prefill valve flange. The inner hexagon bolt is assemble...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	ZHAO PEIQI, LIU JUN, LI JUNREN, ZHANG LAN, PENG CHANGHU, TONG PIAOCHAO
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	BLASTING DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR 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 FLUID-PRESSURE ACTUATORS FLUID-PRESSURE ACTUATORS, e.g. SERVO-MOTORS GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS HEATING HYDRAULICS OR PNEUMATICS IN GENERAL LIGHTING MECHANICAL ENGINEERING SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL THERMAL INSULATION IN GENERAL WEAPONS
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