Patent US6056772A successfully refreshed from Google Patents.
Patent US2722589A successfully refreshed from Google Patents.
US2722589A
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US
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Method and apparatus for uniformly heating intermittently moving metallic material
Assignee: Ohio Crankshaft Co
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Filing: 1950-11-30
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Granted: 1955-11-01
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Expires: 1970-11-30
Abstract
No abstract record available.
Inventors
- 👤 Otto M Marquardt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 13:11
CPC Classifications
H; H05; H05B; H05B6/00; H05B6/02; H05B6/10; H05B6/101; H05B6/103; H05B6/104
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
59 words
THE METHOD OF UNIFORMLY HEATING INTERMITTENTLY MOVING METALLIC STRIP WITH A HEATER UNIT WHICH INHERENTLY HAS A NONUNIFORM HEATING PATTERN WHICH COMPRISES ADVANCING SAID STRIP INTEMITTENTLY THROUGH SAID HEATING UNIT AND SIMULTANEOUSLY AND CONTINUOUSLY OSCILLATING SAID HEATING UNIT RELATIVE TO SAID STRIP IN THE PLANE OF MOVEMENT THEREOF AND OUT OF PHASE WITH THE INTERMITTENT ADVANCING OF SAID STRIP.
Claim 2
Independent Claim
59 words
THE METHOD OF UNIFORMLY HEATING INTERMITTENTLY MOVING METALLIC STRIP WITH A HEATER UNIT WHICH INHERENTLY HAS A NONUNIFORM HEATING PATTERN WHICH COMPRISES ADVANCING SAID STRIP INTEMITTENTLY THROUGH SAID HEATING UNIT AND SIMULTANEOUSLY AND CONTINUOUSLY OSCILLATING SAID HEATING UNIT RELATIVE TO SAID STRIP IN THE PLANE OF MOVEMENT THEREOF AND OUT OF PHASE WITH THE INTERMITTENT ADVANCING OF SAID STRIP.
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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) | 1958-10-31 | 1959-05-02 | 1959-11-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-10-31 | 1963-05-02 | 1963-11-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-10-31 | 1967-05-02 | 1967-11-01 | $7700.00 | Window Closed / Lapsed |