US3195875A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Steel-making apparatus
Assignee: Chicago Bridge and Iron Co
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Filing: 1962-03-07
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Granted: 1965-07-20
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Expires: 1982-03-07
Abstract
No abstract record available.
Inventors
- 👤 John F Mummert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 20:20
CPC Classifications
C; C21; C21C; C21C5/00; C21C5/28; C21C5/42; C21C5/46; C21C5/50
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
156 words
IN COMBINATION: A PROCESSING VESSEL; A HOLLOW RING AROUND SAID VESSEL; MEANS MOUNTING SAID VESSEL ON SAID RING; A PAIR OF TRUNNIONS EXTENDING OUTWARDLY FROM THE RING AND IN DIAMETRICALLY OPPOSED DIRECTIONS; STANCHION MEANS FOR SUPPORTING EACH TRUNNION; AND SELF-ALIGNING BEARING MEANS ON ONE OF THE TRUNNIONS AND SUPPORTED ATOP ONE OF SAID STANCHION MEANS; SAID ONE STANCHION MEANS COMPRISING MEANS MOUNTING THE TOP OF THE ONE STANSHION MEANS FOR ANGULAR MOVEMENT RELATIVE TO THE BOTTOM OF THE ONE STANCHION MEANS, IN RESPONSE TO AXIAL THRUST OF THE TRUNNIONS RESULTING FROM EXPANSION CAUSED BY HEAT ARISING DURING NORMAL PROCESSING OPERATIONS IN SAID VESSEL, AND IN A DIRECTION HAVING A COMPONENT EXTENDING IN THE DIRECTION OF SAID AXIAL THRUST; THE LENGTH OF SAID ONE STANSHION MEANS BEING SUFFICIENT GREAT COMPARED TO THE LENGTH OF SAID AXIAL THRUST, TO CONFINE THE ANGLE OF SAID ANGULAR MOVEMENT WITHIN THE LIMITS FOR WHICH SAID SELF-ALIGNING BEARING MEANS WILL ADJUST ITSELF.
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) | 1968-07-19 | 1969-01-18 | 1969-07-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-07-19 | 1973-01-18 | 1973-07-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-07-19 | 1977-01-18 | 1977-07-20 | $7700.00 | Window Closed / Lapsed |