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US Patent 11686346 Circumferential seal assembly with multi-axis stepped grooves

OverviewStructured DataIssuesContributorsActivity
Is a
Patent
Patent
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Current Assignee
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Stein Seal Company
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Date Filed
April 4, 2022
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Date of Patent
June 27, 2023
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Patent Applicant
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Stein Seal Company
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Patent Application Number
17712233
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Patent Citations
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US Patent 7931277 Hydrodynamic circumferential seal system for large translations
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US Patent 8091898 Hydrodynamic circumferential seal system for large translations
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US Patent 8408555 Intershaft seal system for minimizing pressure induced twist
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US Patent 8888104 Intershaft seal system for minimizing pressure induced twist
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US Patent 8905408 Windback device for a circumferential seal
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US Patent 9970482 Circumferential back-to-back seal assembly with bifurcated flow
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US Patent 9194424 Circumferential back-to-back seal assembly with bifurcated flow
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US Patent 7134667 Arrangement comprising a slinger associated with a shaft bearing and a gasket associated with a sealing gap
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US Patent 7549836 Bearing seal with backup device
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US Patent 7648143 Tandem dual element intershaft carbon seal
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•••
Patent Jurisdiction
United States Patent and Trademark Office
United States Patent and Trademark Office
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Patent Number
11686346
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Patent Primary Examiner
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Vishal A Patel
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CPC Code
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F16J 15/442
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F16J 15/40
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F01D 11/04
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