Patent US3019178A successfully refreshed from Google Patents.
US3019178A
Expired / Lapsed
US
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Electrode for electrolytic shaping
Assignee: Anocut Engineering Co
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Filing: 1959-10-29
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Granted: 1962-01-30
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Expires: 1979-10-29
Abstract
No abstract record available.
Inventors
- 👤 Lynn A Williams
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 22:15
CPC Classifications
B; B23; B23H; B23H3/00; B23H3/04; Y; Y10; Y10T; Y10T428/00; Y10T428/12; Y10T428/1241; Y10T428/12417
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
154 words
IN AN ELECTROLYZING ELECTRODE THE COMBINATION COMPRISING, MEANS PROVIDING A THIN WALLED TUBULAR STRUCTURE, A CORRUGATED MEMBER WITHIN SAID TUBULAR STRUCTURE WITH THE CORRUGATIONS THEREOF EXTENDING FROM SIDE TO SIDE OF SAID STRUCTURE AND SECURED TO THE INTERNAL WALLS THEREOF SO AS TO CROSS BRACE SAID TUBULAR STRUCTURE AGAINST BULGING UNDER THE APPLICATION OF INTERNAL HYDRAULIC PRESSURE, SAID CORRUGATED MEMBER ALSO SERVING TO SUBDIVIDE THE PASSAGE THROUGH SAID TUBULAR STRUCTURE INTO A PLURALITY OF SEPARATE DUCTS OF SMALL TRANSVERSE DIMENSION AND HIGH ASPECT RATIO, ONE END OF SAID STRUCTURE BEING FINISHED TO EXPOSE AND END OF SAID TUBULAR STRUCTURE AND AN EDGE OF SAID CORRUGATED MEMBER AND PROVIDING THE WORKING END OF SAID ELECTRODE ADAPTED TO BE BROUGHT INTO CLOSE SPACING RELATIONSHIP WITH A CONDUCTIVE WORKPIECE TO BE SHAPED, AND MEANS CONNECTED TO THE OTHER END OF SAID STRUCTURE TO SUPPORT SAID STRUCTURE AND TO SUPPLY ELECTROLYTE UNDER PRESSURE TO THE DUCTS EXTENDING THERETHROUGH.
Claim 2
Dependent Claim
154 words
IN AN ELECTROLYZING ELECTRODE THE COMBINATION COMPRISING, MEANS PROVIDING A THIN WALLED TUBULAR STRUCTURE, A CORRUGATED MEMBER WITHIN SAID TUBULAR STRUCTURE WITH THE CORRUGATIONS THEREOF EXTENDING FROM SIDE TO SIDE OF SAID STRUCTURE AND SECURED TO THE INTERNAL WALLS THEREOF SO AS TO CROSS BRACE SAID TUBULAR STRUCTURE AGAINST BULGING UNDER THE APPLICATION OF INTERNAL HYDRAULIC PRESSURE, SAID CORRUGATED MEMBER ALSO SERVING TO SUBDIVIDE THE PASSAGE THROUGH SAID TUBULAR STRUCTURE INTO A PLURALITY OF SEPARATE DUCTS OF SMALL TRANSVERSE DIMENSION AND HIGH ASPECT RATIO, ONE END OF SAID STRUCTURE BEING FINISHED TO EXPOSE AND END OF SAID TUBULAR STRUCTURE AND AN EDGE OF SAID CORRUGATED MEMBER AND PROVIDING THE WORKING END OF SAID ELECTRODE ADAPTED TO BE BROUGHT INTO CLOSE SPACING RELATIONSHIP WITH A CONDUCTIVE WORKPIECE TO BE SHAPED, AND MEANS CONNECTED TO THE OTHER END OF SAID STRUCTURE TO SUPPORT SAID STRUCTURE AND TO SUPPLY ELECTROLYTE UNDER PRESSURE TO THE DUCTS EXTENDING THERETHROUGH.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-01-29 | 1965-07-31 | 1966-01-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-01-29 | 1969-07-31 | 1970-01-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-01-29 | 1973-07-31 | 1974-01-30 | $7700.00 | Window Closed / Lapsed |