ENHANCED DUAL-FLOW TURBO JET ENGINE Russian patent published in 2008 - IPC F02K3/04 F02C7/06 

Abstract RU 2330170 C2

FIELD: engines and pumps.

SUBSTANCE: enhanced dual-flow turbo jet engine with the fan driven via a simple aligned reduction gear, the reduction gear idlers running in plain bearings, the said bearing fixed sleeve inner space outlet communicating, via channels, with the slot space between the aforesaid bearing working surfaces, while its inlet communicates with the oil feed jet and, via perforated walls, with the reduction gear air chamber. Note here, that the said inner space and channels are filled with a sponge or open-pore capillary material, or with carbon (synthetic) fibres, or in the case of higher temperatures, with metal compacted basket.

EFFECT: higher engine reliability provided for by feeding lubricant onto the idlers plain bearings in change-over operating conditions.

2 cl, 2 dwg

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RU 2 330 170 C2

Authors

Kuznetsov Valerij Alekseevich

Dates

2008-07-27Published

2006-09-11Filed