US2764508A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrostatic strip-oiling method and apparatus
Assignee: United States Steel Corp
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Filing: 1953-07-29
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Granted: 1956-09-25
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Expires: 1973-07-29
Abstract
No abstract record available.
Inventors
- 👤 Daniel E Feick
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 13:46
CPC Classifications
B; B05; B05B; B05B5/00; B05B5/08; B05B5/14
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
165 words
APPARATUS OF THE CLASS DESCRIBED FOR DEPOSITING A THIN CONTROLLABLE FILM OF LUBRICANT UPON METALLIC STRIP AND THE LIKE INCLUDING OPPOSED DISCHARGE ELECTRODES EXTENDING TRANSVERSELY THE WIDTH OF THE STRIP, MEANS ELECTRICALLY CONNECTING THE ENDS OF SAID ELECTRODES TO FORM A LOOP AROUND THE STRIP, MEANS FOR MOVING THE STRIP CENTRALLY THROUGH SAID LOOP, MEANS FOR IMPRESSING A HIGH D. C. POTENTIAL ACROSS SAID LOOP AND STRIP TO MAINTAIN AN ELECTROSTATIC FIELD THEREBETWEEN, ATOMIZED-LUBRICANT DISTRIBUTING HEADERS HAVING DISCHARGE OUTLETS ALONG THE LENGTH THEREOF, AND ATOMIZING MEANS SUPPLYING A REGULATBLE FLOW OF LUBRICANT DISPERSED IN A STREAM OF GAS TO SAID HEADER, CHARACTERIZED BY SAID HEADER OUTLETS BEING DISPOSED ON THE STRIP-WARD SIDE OF THE DISCHARGE ELECTRODES, PARALLEL TO AND IMMEDIATELY ADJACENT THE LATTER, AND BEING POSITIONED TO DIRECT STREAMS OF ATOMIZED LUBRICANT IN A PLANE PARALLEL TO THE SURFACE OF THE STRIP AND TO DISCHARGE SAID STREAMS IMMEDIATELY INTO THE ZONE OF MAXIMUM INTENSITY OF THE ELECTROSTATIC FIELD BETWEEN THE STRIP AND THE DISCHARGE ELECTRODES.
Claim 2
Dependent Claim
165 words
APPARATUS OF THE CLASS DESCRIBED FOR DEPOSITING A THIN CONTROLLABLE FILM OF LUBRICANT UPON METALLIC STRIP AND THE LIKE INCLUDING OPPOSED DISCHARGE ELECTRODES EXTENDING TRANSVERSELY THE WIDTH OF THE STRIP, MEANS ELECTRICALLY CONNECTING THE ENDS OF SAID ELECTRODES TO FORM A LOOP AROUND THE STRIP, MEANS FOR MOVING THE STRIP CENTRALLY THROUGH SAID LOOP, MEANS FOR IMPRESSING A HIGH D. C. POTENTIAL ACROSS SAID LOOP AND STRIP TO MAINTAIN AN ELECTROSTATIC FIELD THEREBETWEEN, ATOMIZED-LUBRICANT DISTRIBUTING HEADERS HAVING DISCHARGE OUTLETS ALONG THE LENGTH THEREOF, AND ATOMIZING MEANS SUPPLYING A REGULATBLE FLOW OF LUBRICANT DISPERSED IN A STREAM OF GAS TO SAID HEADER, CHARACTERIZED BY SAID HEADER OUTLETS BEING DISPOSED ON THE STRIP-WARD SIDE OF THE DISCHARGE ELECTRODES, PARALLEL TO AND IMMEDIATELY ADJACENT THE LATTER, AND BEING POSITIONED TO DIRECT STREAMS OF ATOMIZED LUBRICANT IN A PLANE PARALLEL TO THE SURFACE OF THE STRIP AND TO DISCHARGE SAID STREAMS IMMEDIATELY INTO THE ZONE OF MAXIMUM INTENSITY OF THE ELECTROSTATIC FIELD BETWEEN THE STRIP AND THE DISCHARGE ELECTRODES.
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) | 1959-09-25 | 1960-03-26 | 1960-09-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-09-25 | 1964-03-26 | 1964-09-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-09-25 | 1968-03-26 | 1968-09-25 | $7700.00 | Window Closed / Lapsed |