EMBEDDED AUXILIARY OIL SYSTEM FOR GEARBOX PROTECTION

A gearbox is provided for use in a gas turbine engine. The gearbox includes a plurality of gears, a casing surrounding the plurality of gears, and a lubricant re-circulation system. The casing defines a sump positioned beneath the plurality of gears to retain lubricant. The lubricant re-circulation...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	Kempers, Adam L, Gebhard, John R
Format:	Patent
Sprache:	eng
Schlagworte:	BLASTING ENGINE PLANTS IN GENERAL ENGINEERING ELEMENTS AND UNITS GEARING GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS HEATING LIGHTING MACHINES OR ENGINES IN GENERAL MECHANICAL ENGINEERING NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAMTURBINES STEAM ENGINES THERMAL INSULATION IN GENERAL WEAPONS
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Beschreibung
Zusammenfassung:	A gearbox is provided for use in a gas turbine engine. The gearbox includes a plurality of gears, a casing surrounding the plurality of gears, and a lubricant re-circulation system. The casing defines a sump positioned beneath the plurality of gears to retain lubricant. The lubricant re-circulation system includes a re-circulation pump, a re-circulation inlet positioned within the sump, and a re-circulation outlet positioned to supply lubricant to the plurality of gears.