Patent US3101200A successfully refreshed from Google Patents.
US3101200A
Expired / Lapsed
US
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Sectional mechanical seal assembly
Assignee: Borg Warner Corp
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Filing: 1961-05-23
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Granted: 1963-08-20
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Expires: 1981-05-23
Abstract
No abstract record available.
Inventors
- 👤 Herbert E Tracy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 12:13
CPC Classifications
F; F16; F16J; F16J15/00; F16J15/16; F16J15/34; F16J15/38; F16J15/3464; F16J15/3488
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
108 words
A MECHANICAL SEAL ASSEMBLY COMPRISING: A HOUSING HAVING A SEAL CHAMBER THEREIN, A SHAFT EXTENDING THROUGH SAID CHAMBER, AND MEANS FOR PREVENTING THE FLOW OF FLUID THROUGH SAID CHAMBER ALONG SAID SHAFT INCLUDING A SEALING RING CARRIED BY SAID SHAFT AND HAVING A RADIALLY DISPOSED SEALING FACE, A SEALING RING CARRIED BY SAID HOUSING AND HAVING A RADIALLY DISPOSED SEALING FACE OPPOSED TO THE SEALING FACE OF THE FIRST-MENTIONED SEALING RING, EACH OF SAID SEALING RINGS BEING DIVIDED INTO RING SECTORS HAVING LONGITUDINALLY EXTENDED END FACES, AND MEANS FOR LOADING SAID SECTORS TOWARDS ONE ANOTHER TO EFFECT COENGAGEMENT OF SAID END SEALING FACES, SAID MEANS FOR LOADING SAID
Claim 2
Dependent Claim
108 words
A MECHANICAL SEAL ASSEMBLY COMPRISING: A HOUSING HAVING A SEAL CHAMBER THEREIN, A SHAFT EXTENDING THROUGH SAID CHAMBER, AND MEANS FOR PREVENTING THE FLOW OF FLUID THROUGH SAID CHAMBER ALONG SAID SHAFT INCLUDING A SEALING RING CARRIED BY SAID SHAFT AND HAVING A RADIALLY DISPOSED SEALING FACE, A SEALING RING CARRIED BY SAID HOUSING AND HAVING A RADIALLY DISPOSED SEALING FACE OPPOSED TO THE SEALING FACE OF THE FIRST-MENTIONED SEALING RING, EACH OF SAID SEALING RINGS BEING DIVIDED INTO RING SECTORS HAVING LONGITUDINALLY EXTENDED END FACES, AND MEANS FOR LOADING SAID SECTORS TOWARDS ONE ANOTHER TO EFFECT COENGAGEMENT OF SAID END SEALING FACES, SAID MEANS FOR LOADING SAID
References Cited (Backward Citations)
US2996319A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-08-19 | 1967-02-18 | 1967-08-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-08-19 | 1971-02-18 | 1971-08-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-08-19 | 1975-02-18 | 1975-08-20 | $7700.00 | Window Closed / Lapsed |