US3209429A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for descaling strip material, especially strip iron
Assignee: MASCHINENFABRIK AUGUST SEUTHE
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Filing: 1962-07-19
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Granted: 1965-10-05
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Expires: 1982-07-19
Abstract
No abstract record available.
Inventors
- 👤 Amtmann Rudolf
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 16:09
CPC Classifications
B; B21; B21B; B21B45/00; B21B45/04; B21B45/08; B21B45/06; Y; Y10; Y10T; Y10T29/00; Y10T29/45; Y10T29/4533; Y10T29/4544
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
135 words
IN ANA APPARATUS FOR DESCALING STRIP MATERIAL, IN COMBINATION, MEANS FOR GUIDING STRIP MATERIAL ALONG A SELECTOR PATH; AND BENDING MEANS LOCATED ALONG SAID PATH FOR BENDING SAID STRIP MATERIAL DURING PASSAGE ALONG SAID PATH, SAID BENDING MEANS INCLUDING TWO CURVED AND CONVERGING BENDING SURFACE PORTIONS MERGING IN AN APEX SURFACE PORTION ADAPTED TO ENGAGE A SURFACE OF THE STRIP MATERIAL AND SAID BENDING MEANS INCLUDING A PLURALITY OF NOZZLE MEANS RESPECTIVELY COMMUNICATING WITH SAID APEX SURFACE PORTION BY MEANS OF OUTLET OPENING FLARING IN DIRECTION TRANSVERSE TO SAID PATH TOWARD SAID APEX SURFACE PORTION FOR DIRECTING LIQUID UNDER PRESSURE BETWEEN SAID SURFACCE OF THE STRIP MATERIAL AND SAID BENDING SURFACE TO BUILD A LAYER OF PRESSURE LIQUID BETWEEN SAID SURFACES ON WHICH THE STRIP MATERIAL GLIDES SO AS TO REDUCE FRICTION BETWEEN SAID SURFACES.
Claim 2
Dependent Claim
135 words
IN ANA APPARATUS FOR DESCALING STRIP MATERIAL, IN COMBINATION, MEANS FOR GUIDING STRIP MATERIAL ALONG A SELECTOR PATH; AND BENDING MEANS LOCATED ALONG SAID PATH FOR BENDING SAID STRIP MATERIAL DURING PASSAGE ALONG SAID PATH, SAID BENDING MEANS INCLUDING TWO CURVED AND CONVERGING BENDING SURFACE PORTIONS MERGING IN AN APEX SURFACE PORTION ADAPTED TO ENGAGE A SURFACE OF THE STRIP MATERIAL AND SAID BENDING MEANS INCLUDING A PLURALITY OF NOZZLE MEANS RESPECTIVELY COMMUNICATING WITH SAID APEX SURFACE PORTION BY MEANS OF OUTLET OPENING FLARING IN DIRECTION TRANSVERSE TO SAID PATH TOWARD SAID APEX SURFACE PORTION FOR DIRECTING LIQUID UNDER PRESSURE BETWEEN SAID SURFACCE OF THE STRIP MATERIAL AND SAID BENDING SURFACE TO BUILD A LAYER OF PRESSURE LIQUID BETWEEN SAID SURFACES ON WHICH THE STRIP MATERIAL GLIDES SO AS TO REDUCE FRICTION BETWEEN SAID SURFACES.
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) | 1968-10-04 | 1969-04-05 | 1969-10-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-10-04 | 1973-04-05 | 1973-10-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-10-04 | 1977-04-05 | 1977-10-05 | $7700.00 | Window Closed / Lapsed |