Patent US3588127A successfully refreshed from Google Patents.
US3588127A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Seal for relatively rotating members
Assignee: Individual
•
Filing: 1968-02-27
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Granted: 1971-06-28
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Expires: 1988-02-27
Abstract
Abstract A DEVICE FOR MAKING FLUIDTIGHT JOINTS BETWEEN A RELATIVELY ROTATING SHAFT AND CASING AS IN U.S. PAT. NO. 2,713,504 HAS THE FLUID TIGHT CONNECTION BETWEEN THE FAST MEMBER AND THE CASING MADE BY AN L-SECTION ELASTOMERIC CUFF, THE AXIAL LIMB OF WHICH FILLS AN ANNULAR SPACE BETWEEN AN INTERNAL SURFACE OF THE CASING AND AN EXTERNAL SURFACE OF THE FAST MEMBER AND THE INWARDLY EXTENDING LIMB OF WHICH CONTACTS AN EXTERNAL SURFACE WITHIN THE CASING AND FILLS THE SPACE BETWEEN THE END OF THE FAST MEMBER OPPOSITE TO THE RUBBING SURFACE AND A TRANSVERSE SURFACE IN THE CASING.
Inventors
- 👤 Edgar Padbury Coleman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 17:00
CPC Classifications
F; F16; F16J; F16J15/00; F16J15/16; F16J15/34; F16J15/36
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-06-27 | 1974-12-27 | 1975-06-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-06-27 | 1978-12-27 | 1979-06-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-06-27 | 1982-12-27 | 1983-06-28 | $7700.00 | Window Closed / Lapsed |