US3222077A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cartridge-type seal assembly
Assignee: Ford Motor Co
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Filing: 1962-12-31
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Granted: 1965-12-07
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Expires: 1982-12-31
Abstract
No abstract record available.
Inventors
- 👤 Casmir J Snabes
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 03:56
CPC Classifications
F; F16; F16J; F16J15/00; F16J15/16; F16J15/34; F16J15/38; F04; F04B; F04B27/00; F04B27/04; F04B27/0404; F04B27/0451; F04B27/0465
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
185 words
A SEALING DEVICE TO EFFECT A PRESSURIZED FLUID SEAL BETWEEN A STATIONARY MEMBER AND A ROTATABLE MEMBER, SAID ROTATABLE MEMBER HAVING AT LEAST ONE PRESSURIZED FLUID DISCHARGE PORT IN A FACE THEREOF, AND SAID STATIONARY MEMBER HAVING A COUNTERBORE AND A DISCHARGE CONDUIT IN COMMUNICATION WITH SAID COUNTERBORE; SAID SEALING DEVICE BEING NONROTATABLY POSITIONED IN SAID COUNTERBORE AND COMPRISING A PAIR OF CONCENTRIC ANNULAR SEALING ELEMENTS WITH EACH SEALING ELEMENT BEING PLACED IN ABUTMENT WITH SAID FACE ON OPPOSITE SIDES OF SAID PORTS, A PAIR OF CONCENTRIC ANNULAR SUPPORT MEMBERS WITH EACH SUPPORT MEMBER BEING IN ABUTMENT WITH ONE OF SAID PAIR OF SEALING ELEMENTS RESPECTIVELY, AND A GENERALLY CYLINDRICALLY SHAPED HOUSING SEALINGLY RECEIVED IN SAID COUNTERBORE INTERMEDIATE SAID FACE AND SAID DISCHARGE CONDUIT, SAID HOUSING NONROTATABY RECEIVING SAID PAIR OF SEALING ELEMENTS AND SAID PAIR OF SUPPORT MEMBERS, MEANS FOR PROVIDING A SEAL BETWEEN SAID PAIR OF SUPPORT MEMBERS AND SAID HOUSING, SAID SEALING ELEMENTS BEING URGED INTO SEALING ENGAGEMENT WITH SAID FACE BY AN AXIAL FORCE EXERTED BY PRESSURIZED FLUID FLOWING FROM SAID PORT THROUGH SAID SPACED SUPPORT MEMBERS TO SAID DISCHARGE CONDUIT.
Claim 2
Dependent Claim
185 words
A SEALING DEVICE TO EFFECT A PRESSURIZED FLUID SEAL BETWEEN A STATIONARY MEMBER AND A ROTATABLE MEMBER, SAID ROTATABLE MEMBER HAVING AT LEAST ONE PRESSURIZED FLUID DISCHARGE PORT IN A FACE THEREOF, AND SAID STATIONARY MEMBER HAVING A COUNTERBORE AND A DISCHARGE CONDUIT IN COMMUNICATION WITH SAID COUNTERBORE; SAID SEALING DEVICE BEING NONROTATABLY POSITIONED IN SAID COUNTERBORE AND COMPRISING A PAIR OF CONCENTRIC ANNULAR SEALING ELEMENTS WITH EACH SEALING ELEMENT BEING PLACED IN ABUTMENT WITH SAID FACE ON OPPOSITE SIDES OF SAID PORTS, A PAIR OF CONCENTRIC ANNULAR SUPPORT MEMBERS WITH EACH SUPPORT MEMBER BEING IN ABUTMENT WITH ONE OF SAID PAIR OF SEALING ELEMENTS RESPECTIVELY, AND A GENERALLY CYLINDRICALLY SHAPED HOUSING SEALINGLY RECEIVED IN SAID COUNTERBORE INTERMEDIATE SAID FACE AND SAID DISCHARGE CONDUIT, SAID HOUSING NONROTATABY RECEIVING SAID PAIR OF SEALING ELEMENTS AND SAID PAIR OF SUPPORT MEMBERS, MEANS FOR PROVIDING A SEAL BETWEEN SAID PAIR OF SUPPORT MEMBERS AND SAID HOUSING, SAID SEALING ELEMENTS BEING URGED INTO SEALING ENGAGEMENT WITH SAID FACE BY AN AXIAL FORCE EXERTED BY PRESSURIZED FLUID FLOWING FROM SAID PORT THROUGH SAID SPACED SUPPORT MEMBERS TO SAID DISCHARGE CONDUIT.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-12-06 | 1969-06-07 | 1969-12-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-12-06 | 1973-06-07 | 1973-12-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-12-06 | 1977-06-07 | 1977-12-07 | $7700.00 | Window Closed / Lapsed |