PLUNGER IMPACT SENSOR

There is provided a lubricator assembly having a lubricator body having a bottom end in communication with a well, a top end, and one or more production flow ports, a spring within the lubricator body and above the one or more production flow ports, the spring having a movable end and a fixed end ab...

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Bibliographische Detailangaben
1. Verfasser:	TOWNSEND, MURRAY RAY
Format:	Patent
Sprache:	eng ; fre
Schlagworte:	BLASTING EARTH DRILLING EARTH DRILLING, e.g. DEEP DRILLING ENGINEERING ELEMENTS AND UNITS FIXED CONSTRUCTIONS GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS HEATING LIGHTING LUBRICATING MECHANICAL ENGINEERING MINING OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR ASLURRY OF MINERALS FROM WELLS POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS PUMPS FOR LIQUIDS OR ELASTIC FLUIDS THERMAL INSULATION IN GENERAL WEAPONS
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Beschreibung
Zusammenfassung:	There is provided a lubricator assembly having a lubricator body having a bottom end in communication with a well, a top end, and one or more production flow ports, a spring within the lubricator body and above the one or more production flow ports, the spring having a movable end and a fixed end above the movable end, the spring being compressible in a longitudinal direction, the spring compressing in response to a plunger return force, a switch above the movable end of the spring, the switch generating a signal when actuated, and an actuator carried by the movable end of the spring, the actuator actuating the switch when the movable end reaches a predetermined position within the lubricator, the predetermined position being reached when the plunger return force is equal to or greater than a predetermined plunger return force.