US3588196A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrode linear feed and guiding mechanism for electroerosion machining apparatus
Assignee: Ateliers des Charmilles SA
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Filing: 1967-12-06
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Granted: 1971-06-28
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Expires: 1987-12-06
Abstract
Abstract A HYDRAULIC SERVOMECHANISM FOR FEEDING AN ELECTRODE TOOLHOLDER IN ELECTROEROSION MACHINING APPARATUS AND THE LIKE, HAVING SELF-CENTERING HYDROSTATIC BEARINGS FOR SUPPORTING THE ELECTRODE TOOLHOLDER.
Inventors
- 👤 Benno Ibo Bonga
- 👤 Hans Rudolf Lehmann
- 👤 Michel Antoine Emile Vuichard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 19:33
CPC Classifications
B; B23; B23H; B23H7/00; B23H7/26; B23H7/28; B23H7/30; B23Q; B23Q1/00; B23Q1/25; B23Q1/26; B23Q1/30; B23Q1/38
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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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) | 1974-06-27 | 1974-12-27 | 1975-06-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-06-27 | 1978-12-27 | 1979-06-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-06-27 | 1982-12-27 | 1983-06-28 | $7700.00 | Window Closed / Lapsed |