LIP SEAL Russian patent published in 2013 - IPC F16J15/00 

FIELD: machine building.

SUBSTANCE: lip seal is composed of ring of V-shape cross-section. Said ring is made of foil including layer of TEG with at least one fused carbon bundle uniformly distributed over its width owing to coiling with compaction along ring axis. Said lip features wide temperature range from 650°C in air to 3000°C in inert atmosphere and resistance of TEG wash-out owing to reinforcement with fused carbon bundle.

EFFECT: higher tightness and reliability at operation of high operating temperatures.

2 cl, 2 dwg