US3245692A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Stator anchor for rotary face seals
Assignee: Bank of America Illinois
•
Filing: 1962-08-20
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Granted: 1966-04-12
•
Expires: 1982-08-20
Abstract
No abstract record available.
Inventors
- 👤 Robert M Voitik
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 16:49
CPC Classifications
F; F16; F16J; F16J15/00; F16J15/16; F16J15/34; F16J15/38
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
126 words
A ROTARY SEAL ASSEMBLY COMPRISING, IN COMBINATION, AN ANNULAR CARTRIDGE CASE DEFINING A CYLINDRICAL WALL, AN ANNULAR STATOR LOOSELY POSITIONED ADJACENT SAID WALL AND WITHIN SAID CASE, SAID STATOR HAVING A SEALING SURFACE ADAPTED TO EXTEND FROM SAID CASE, A CHANNEL MEMBER FORMED OF FLEXIBLE MATERIAL AND HAVING A BACK AND GENERALLY PARALLEL SIDES, SAID MEMBER HAVING ITS BACK SECURED IN AXIALLY DISPOSED RELATION TO SAID WALL, SAID STATOR HAVING A NOTCH RECEIVING SAID SIDES SO AS TO LOCK THE STATOR AND SAID CASE AGAINST RELATIVE ROTATION, SAID MEMBER HAVING AN OUTER END UNSECURED TO SAID CASE AND BENT AT AN ANGLE TO SAID NOTCH SO AS TO BLOCK MOVEMENT OF SAID STATOR FROM SAID CASE, AND MEANS BIASING SAID SEALING SURFACE OUTWARDLY OF SAID CASE.
Claim 2
Dependent Claim
126 words
A ROTARY SEAL ASSEMBLY COMPRISING, IN COMBINATION, AN ANNULAR CARTRIDGE CASE DEFINING A CYLINDRICAL WALL, AN ANNULAR STATOR LOOSELY POSITIONED ADJACENT SAID WALL AND WITHIN SAID CASE, SAID STATOR HAVING A SEALING SURFACE ADAPTED TO EXTEND FROM SAID CASE, A CHANNEL MEMBER FORMED OF FLEXIBLE MATERIAL AND HAVING A BACK AND GENERALLY PARALLEL SIDES, SAID MEMBER HAVING ITS BACK SECURED IN AXIALLY DISPOSED RELATION TO SAID WALL, SAID STATOR HAVING A NOTCH RECEIVING SAID SIDES SO AS TO LOCK THE STATOR AND SAID CASE AGAINST RELATIVE ROTATION, SAID MEMBER HAVING AN OUTER END UNSECURED TO SAID CASE AND BENT AT AN ANGLE TO SAID NOTCH SO AS TO BLOCK MOVEMENT OF SAID STATOR FROM SAID CASE, AND MEANS BIASING SAID SEALING SURFACE OUTWARDLY OF SAID CASE.
References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-04-11 | 1969-10-11 | 1970-04-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-04-11 | 1973-10-11 | 1974-04-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-04-11 | 1977-10-11 | 1978-04-12 | $7700.00 | Window Closed / Lapsed |