Carbon seal O-ring cavity sizing

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United States of America Patent

PATENT NO 9869391
SERIAL NO

13566431

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Abstract

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A carbon seal assembly includes a carbon seal element disposed about a central axis and that extends between a first end and a second end. The carbon seal element includes an inner step surface at an axial distance H1 with regard to the first end. An o-ring is adjacent to the inner step surface. The o-ring includes a cross-section diameter D2 such that a ratio H1/D2 is between 1.60-1.73.

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Patent Owner(s)

Patent OwnerAddress
HAMILTON SUNDSTRAND CORPORATION4747 HARRISON AVENUE PO BOX 7002 ROCKFORD IL 61125-7002

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Avery, David J Hampden, US 2 3
Brut, Kevin Westfield, US 1 3
Gunn, John R Simsbury, US 2 3
Kurtz,, IV David L Westfield, US 1 3
Litis, Paul T West Hartford, US 1 3
Smith, Gregory P Andover, US 12 564

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