Patent US3125665A successfully refreshed from Google Patents.
US3125665A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrode tool
Assignee: —
•
Filing: —
•
Granted: 1964-03-17
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Expires: 1981-03-17
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 18:17
CPC Classifications
B; B23; B23H; B23H1/00; B23H1/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
148 words
IN AN ELECTRODE TOOL WHICH CONDUCTS ELECTRICAL ENERGY TO A DIELECTRIC GAP OF GIVEN DEPTH POSITIONED INTERMEDIATE THE TOOL AND A WORKPIECE SURFACE TO REMOVE METAL FROM THE WORKPIECE SURFACE BY ELECTRICAL DISCHARGE MACHINING, IN COMBINATION: (A) AN ELECTRICAL ENERGY-CONDUCTING FACE MEMBER WHICH HAS A SUBSTANTIALLY FLAT BOTTOM SURFACE THAT PARTIALLY DEFINES SAID DIELECTRIC GAP WHEN SAID ELECTRODE TOOL COOPERATES WITH SAID WORKPIECE SURFACE, (B) A GUIDE MEMBER WHICH IS ELECTRICALLY NON-CONDUCTING IN COMPARISON TO SAID FACE MEMBER AND WHICH HAS A SUBSTANTIALLY FLAT BOTTOM SURFACE WHICH SUPPORTS SAID ELECTRODE TOOL WHEN SAID ELECTRODE TOOL COOPERATES WITH SAID WORKPIECE SURFACE, AND (C) MEANS SECURING SAID GUIDE MEMBER TO SAID FACE MEMBER WHEREBY SAID GUIDE MEMBER BOTTOM SURFACE IS POSITIONED PARALLEL TO SAID FACE MEMBER BOTTOM SURFACE AND IS OFFSET DOWNWARDLY WITH RESPECT TO SAID FACE MEMBER BOTTOM SURFACE BY A DISTANCE EQUAL TO SAID DIELECTRIC GAP GIVEN DEPTH.
Claim 2
Dependent Claim
148 words
IN AN ELECTRODE TOOL WHICH CONDUCTS ELECTRICAL ENERGY TO A DIELECTRIC GAP OF GIVEN DEPTH POSITIONED INTERMEDIATE THE TOOL AND A WORKPIECE SURFACE TO REMOVE METAL FROM THE WORKPIECE SURFACE BY ELECTRICAL DISCHARGE MACHINING, IN COMBINATION: (A) AN ELECTRICAL ENERGY-CONDUCTING FACE MEMBER WHICH HAS A SUBSTANTIALLY FLAT BOTTOM SURFACE THAT PARTIALLY DEFINES SAID DIELECTRIC GAP WHEN SAID ELECTRODE TOOL COOPERATES WITH SAID WORKPIECE SURFACE, (B) A GUIDE MEMBER WHICH IS ELECTRICALLY NON-CONDUCTING IN COMPARISON TO SAID FACE MEMBER AND WHICH HAS A SUBSTANTIALLY FLAT BOTTOM SURFACE WHICH SUPPORTS SAID ELECTRODE TOOL WHEN SAID ELECTRODE TOOL COOPERATES WITH SAID WORKPIECE SURFACE, AND (C) MEANS SECURING SAID GUIDE MEMBER TO SAID FACE MEMBER WHEREBY SAID GUIDE MEMBER BOTTOM SURFACE IS POSITIONED PARALLEL TO SAID FACE MEMBER BOTTOM SURFACE AND IS OFFSET DOWNWARDLY WITH RESPECT TO SAID FACE MEMBER BOTTOM SURFACE BY A DISTANCE EQUAL TO SAID DIELECTRIC GAP GIVEN DEPTH.
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) | 1967-03-17 | 1967-09-16 | 1968-03-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-03-17 | 1971-09-16 | 1972-03-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-03-17 | 1975-09-16 | 1976-03-17 | $7700.00 | Window Closed / Lapsed |