Patent US3243365A successfully refreshed from Google Patents.
US3243365A
Expired / Lapsed
US
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Elecrode for electrolytic hole drilling
Assignee: Ex-Cell-O Corp
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Filing: 1962-05-07
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Granted: 1966-03-29
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Expires: 1982-05-07
Abstract
No abstract record available.
Inventors
- 👤 Aikin Harold Max
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 11:23
CPC Classifications
B; B23; B23H; B23H9/00; B23H9/14; B23H3/00; B23H3/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
84 words
AN ELECTRODE TOOL FOR ELECTROLYTIC HOLE SINKING INTO A CONDUCTIVE WORKPIECE BY ELECTROLYZING CURRENT IN THE PRESENCE OF AN ELECTROLYTE, SAID ELECTRODE TOOL AND SAID WORKPIECE BEING NORMALLY ROTATED RELATIVELY TO EACH OTHER, SAID ELECTRODE TOOL COMPRISING: A CONDUCTIVE TUBULAR MEMBER HAVING A HOLLOW CORE FOR PASSAGE OF ELECTROLYTE THERETHROUGH AND ABEING PROVIDED WITH A SUBSTANTIALLY CIRCULARLY DISPOSED OUTER SURFACE; SAID TUBULAR MEMBER HAVING A BODY PORTION AND AN END PORTION; SAID BODY PORTION BEING COVERED WITH AN INSULATION ON THE OUTER SURFACE THEREOF;
Claim 2
Dependent Claim
84 words
AN ELECTRODE TOOL FOR ELECTROLYTIC HOLE SINKING INTO A CONDUCTIVE WORKPIECE BY ELECTROLYZING CURRENT IN THE PRESENCE OF AN ELECTROLYTE, SAID ELECTRODE TOOL AND SAID WORKPIECE BEING NORMALLY ROTATED RELATIVELY TO EACH OTHER, SAID ELECTRODE TOOL COMPRISING: A CONDUCTIVE TUBULAR MEMBER HAVING A HOLLOW CORE FOR PASSAGE OF ELECTROLYTE THERETHROUGH AND ABEING PROVIDED WITH A SUBSTANTIALLY CIRCULARLY DISPOSED OUTER SURFACE; SAID TUBULAR MEMBER HAVING A BODY PORTION AND AN END PORTION; SAID BODY PORTION BEING COVERED WITH AN INSULATION ON THE OUTER SURFACE THEREOF;
References Cited (Backward Citations)
GB335003A
Cited
US2750332A
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US2848410A
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US2946731A
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US3058895A
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US3071521A
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US3120482A
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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) | 1969-03-28 | 1969-09-27 | 1970-03-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-03-28 | 1973-09-27 | 1974-03-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-03-28 | 1977-09-27 | 1978-03-29 | $7700.00 | Window Closed / Lapsed |