US3093425A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Seal for rolling mill
Assignee: Siemens Industry Inc
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Filing: 1961-11-30
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Granted: 1963-06-11
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Expires: 1981-11-30
Abstract
No abstract record available.
Inventors
- 👤 Jr Charles A Rich
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 21:36
CPC Classifications
B; B21; B21B; B21B31/00; B21B31/07; B21B31/078; F; F16; F16C; F16C13/00; F16C13/02; F16C33/00; F16C33/72; F16C33/74; F16J; F16J15/00; F16J15/16; F16J15/32; F16J15/3204; F16J15/3232; F16J15/3236; F16J15/54; F16C2322/00; F16C2322/12
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
154 words
SEALING MEANS FOR USE ON THE ROLL NECK OF A ROLL FOR PREVENTING THE PASSAGE OF WATER TO THE BEARING AREA, SAID MEANS COMPRISING A NECK SEAL POSITIONED ON THE ROLL NECK, A SEAL RING HAVING AN ANNULAR PORTION ENGAGING THE FACE OF SAID ROLL AND HAVING ITS INNER EDGE IN WATERTIGHT ENGAGEMENT WITH SAID NECK SEAL, A CYLINDRICAL FLANGE ON SAID SEAL RING EXTENDING AWAY FROM SAID ANNULAR PORTION, A FLANGE OF FLEXIBLE MATERIAL ATTACHED TO A STATIONARY PART OF THE BEARING AND ENGAGING THE INNER FACE OF SAID CYLINDRICAL FLANGE IN SLIDING WATERTIGHT RELATIONSHIP, A SECOND SEAL RING OF REVERSE BUT SIMILAR CONFIGURATION TO THE SAID FIRST SEAL RING, THE INNER EDGE OF SAID SECOND SEAL RING BEING IN WATERTIGHT ENGAGEMENT WITH SAID NECK SEAL, AND A SECOND FLANGE FIXED WITH RESPECT TO SAID BEARING IN SLIDING AND WATERTIGHT ENGAGEMENT WITH THE INTERIOR SURFACE OF CYLINDRICAL FLANGE OF SAID SECOND SEAL RING.
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) | 1966-06-10 | 1966-12-10 | 1967-06-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-06-10 | 1970-12-10 | 1971-06-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-06-10 | 1974-12-10 | 1975-06-11 | $7700.00 | Window Closed / Lapsed |