US3256165A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for use in electrolytic shaping
Assignee: Anocut Engineering Co
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Filing: 1961-06-19
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Granted: 1966-06-14
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Expires: 1981-06-19
Abstract
No abstract record available.
Inventors
- 👤 Lynn A Williams
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 14:27
CPC Classifications
B; B23; B23H; B23H3/00; B23H3/10
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
113 words
IN AN ELECTROLYTIC SHAPING PROCESS FOR REMOVING MATERIAL FROM A METALLOID WORKPIECE BY MEANS OF A SHAPING ELECTRODE HAVING A CONDUCTIVE WORKING FACE SPACED CLOSELY ADJACENT SAID WORKPIECE TO DEFINE AN ELECTROLYTE GAP FOR PASSING CURRENT THEREBETWEEN, THE METHOD COMPRISING CONTINUOUSLY SUPPLYING, COLLECTING AND RECIRCULATING ELECTRROLYTE THROUGH SAID GAP TO ESTABLISH A HIGH DENSITY CURRENT CONDUCTING PATH THEREACROSS, CIRCULATING THE ELECTROLYTE THAT IS COLLECTED AFTER EMERGING FROM SAID GAP THROUGH A PLATING BATH, AND SERIALLY PASSING THE SAME CURRENT THROUGH SAID PLATING BATH AS IS PASSED ACROSS SAID GAP TO PLATE OUT IN SAID BATH METALLIC CONSTITUENTS TENDING TO BUILD UP IN SAID ELECTROLYTE AS A RESULT OF ELECTROLYTIC ACTION UPON SAID WORKPIECE.
Claim 2
Dependent Claim
113 words
IN AN ELECTROLYTIC SHAPING PROCESS FOR REMOVING MATERIAL FROM A METALLOID WORKPIECE BY MEANS OF A SHAPING ELECTRODE HAVING A CONDUCTIVE WORKING FACE SPACED CLOSELY ADJACENT SAID WORKPIECE TO DEFINE AN ELECTROLYTE GAP FOR PASSING CURRENT THEREBETWEEN, THE METHOD COMPRISING CONTINUOUSLY SUPPLYING, COLLECTING AND RECIRCULATING ELECTRROLYTE THROUGH SAID GAP TO ESTABLISH A HIGH DENSITY CURRENT CONDUCTING PATH THEREACROSS, CIRCULATING THE ELECTROLYTE THAT IS COLLECTED AFTER EMERGING FROM SAID GAP THROUGH A PLATING BATH, AND SERIALLY PASSING THE SAME CURRENT THROUGH SAID PLATING BATH AS IS PASSED ACROSS SAID GAP TO PLATE OUT IN SAID BATH METALLIC CONSTITUENTS TENDING TO BUILD UP IN SAID ELECTROLYTE AS A RESULT OF ELECTROLYTIC ACTION UPON SAID WORKPIECE.
Claim 3
Dependent Claim
36 words
IN THE PROCESS OF METAL WORKING BY ELECTROLYSIS IN WHICH MATERIAL IS REMOVED FROM A WORKPIECE BY PASSAGE OF CURRENT THROUGH AN ELECTROLYTE FROM AN ELECTRODE SPACED A SHORT DISTANCE AWAY FROM THE WORKPIECE, THE IMPROVE-
Claim 4
Dependent Claim
36 words
IN THE PROCESS OF METAL WORKING BY ELECTROLYSIS IN WHICH MATERIAL IS REMOVED FROM A WORKPIECE BY PASSAGE OF CURRENT THROUGH AN ELECTROLYTE FROM AN ELECTRODE SPACED A SHORT DISTANCE AWAY FROM THE WORKPIECE, THE IMPROVE-
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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) | 1969-06-13 | 1969-12-13 | 1970-06-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-06-13 | 1973-12-13 | 1974-06-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-06-13 | 1977-12-13 | 1978-06-14 | $7700.00 | Window Closed / Lapsed |