Extrusion resistant hydrodynamically lubricated multiple modulus

Seal for a joint or juncture – Seal between relatively movable parts – Circumferential contact seal for other than piston

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Details

277556, 277559, 277584, 277926, F16J 1532

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active

057383588

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.

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Seals and Sealing Handbook, Gulf Publishing Co., Houston, TX., 1981, p. 171.
Seals and Sealing Handbook, pp. 177, Gulf Publishing Co., Houston, TX., 1981.

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