Dynamic oil scavenge system

Rotary kinetic fluid motors or pumps – Including additional means causing or controlling fluid flow...

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Details

60 3908, 184 611, 384292, 384472, F01D 2518

Patent

active

054891906

ABSTRACT:
An oil scavenge assembly for small gas turbine engine. The assembly includes a rolling element bearing, for supporting a rotating shaft, slip fit within a bearing liner. The bearing liner has a plurality of helical grooves along its surface. A plurality of circumferentially spaced scoops extend inward from the liner and direct the oil expelled from the bearing into the helical grooves.

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patent: 4683714 (1987-08-01), Thebert

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