Extrusion resistant hydrodynamically lubricated rotary shaft sea

Details Extrusion resistant hydrodynamically lubricated rotary shaft sea Extrusion resistant hydrodynamically lubricated rotary shaft sea

1998-01-27

2000-09-19

Knight, Anthony

Seal for a joint or juncture

Seal between relatively movable parts

Circumferential contact seal for other than piston

277544, 277556, F16J 1532

Patent

active

061200360

ABSTRACT:
A hydrodynamically lubricated interference type rotary shaft seal suitable for environmental exclusion and high pressure lubricant retention which incorporates composite multiple modulus construction and a non-planar flexible environmental edge heel geometry which cooperate to resist high pressure extrusion damage while minimizing interfacial contact pressure and accommodating radial shaft motion.

REFERENCES:
patent: 5738358 (1998-04-01), Kalsi et al.

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