Patent US3262707A successfully refreshed from Google Patents.
US3262707A
Expired / Lapsed
US
⏱️ 0.0 years remaining
High pressure seal used in conjunction with regenerator
Assignee: Williams International Corp
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Filing: 1963-04-26
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Granted: 1966-07-26
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Expires: 1983-04-26
Abstract
No abstract record available.
Inventors
- 👤 Sam B Williams
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 21:09
CPC Classifications
F; F16; F16J; F16J15/00; F16J15/46
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
92 words
IN A SEAL FOR DISPOSITION BETWEEN A GAS TURBINE HOUSING AND A MOVABLE REGENERATOR MATRIX, A TUBE FABRICATED OF RUBBER MATERAL CAPABLE OF RETAINING ITS PHYSICAL CHARACTERISTICS AT ELEVATED TEMPERATURES, A FLEXIBLE REINFORCING STRIP EMBEDDED IN THE WALL OF SAID TUBE, MEANS FOR PRESSURIZING THE TUBE INTERIOR, AND A MATRIX-ENGAGEABLE SHOE BONDED TO ONE SIDE OF SAID TUBE AND HAVING A SMOOTH OUTWARDLY FACING SURFACE, SAID SHOE BEING FABRICATED OF A MATERIAL SELECTED FROM THE GROUP CONSISTING OF GLASSCERAMIC, ALUMINUM OXIDE AND ZIRCONIUM OXIDE AND HAVING HIGH HARDNESS CHARACTERISTICS, LOW THERMAL CONDUCTIVITY
Claim 2
Dependent Claim
92 words
IN A SEAL FOR DISPOSITION BETWEEN A GAS TURBINE HOUSING AND A MOVABLE REGENERATOR MATRIX, A TUBE FABRICATED OF RUBBER MATERAL CAPABLE OF RETAINING ITS PHYSICAL CHARACTERISTICS AT ELEVATED TEMPERATURES, A FLEXIBLE REINFORCING STRIP EMBEDDED IN THE WALL OF SAID TUBE, MEANS FOR PRESSURIZING THE TUBE INTERIOR, AND A MATRIX-ENGAGEABLE SHOE BONDED TO ONE SIDE OF SAID TUBE AND HAVING A SMOOTH OUTWARDLY FACING SURFACE, SAID SHOE BEING FABRICATED OF A MATERIAL SELECTED FROM THE GROUP CONSISTING OF GLASSCERAMIC, ALUMINUM OXIDE AND ZIRCONIUM OXIDE AND HAVING HIGH HARDNESS CHARACTERISTICS, LOW THERMAL CONDUCTIVITY
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) | 1969-07-25 | 1970-01-24 | 1970-07-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-07-25 | 1974-01-24 | 1974-07-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-07-25 | 1978-01-24 | 1978-07-26 | $7700.00 | Window Closed / Lapsed |