US3259792A
Expired / Lapsed
US
⏱️ 0.0 years remaining
High voltage spark gap
Assignee: ABB Inc USA
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Filing: 1962-12-31
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Granted: 1966-07-05
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Expires: 1982-12-31
Abstract
No abstract record available.
Inventors
- 👤 Jensen Otto
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 23:52
CPC Classifications
H; H01; H01J; H01J17/00; H01J17/02; H01J17/14; H01T; H01T1/00; H01T1/02; H01T1/04; H02; H02H; H02H7/00; H02H7/16
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
147 words
IN A HIGH VOLTAGE SPARK GAP COMPRISING FIRST AND SECOND SPACED ELECTRODES; ONE OF SAID ELECTRODES HAVING AN EXTENDED ARCING SURFACE DEFINING AN EXTENDED PATH FOR THE MOTION OF AN ARC ROOT; A MAGNETIC FIELD GENERATING MEANS; SAID MAGNETIC FIELD GENERATING MEANS BEING STATIONARILY POSITIONED WITH RESPECT TO SAID EXTENDED ARCING SURFACE; SAID MAGNETIC FIELD GENERATING MEANS GENERATING A MAGNETIC FIELD WHICH IS AT AN ANGLE TO THE DIRECTION OF AN ARC EXTENDING FROM ANY POINT ON SAID ELECTRODE HAVING SAID EXTENDED ARCING SURFACE TO THE OTHER OF SAID FIRST AND SECOND ELECTRODES; SAID MAGNETIC FIELD GENERATING MEANS COMPRISING AN ELECTRICAL WINDING; SAID ELECTRICAL WINDING BEING CONNECTED IN SERIES WITH SAID FIRST AND SECOND SPACED ELECTRODES; SAID ELECTRICAL WINDING HAVING ONE TERMINAL THEREOF CONNECTED TO SAID EXTENDED ARCING SURFACE AND THE OTHER TERMINAL THEREOF CONNECTED TO AN INPUT TERMINAL FOR SAID ELECTRODE HAVING SAID EXTENDED ARCING SURFACE.
Claim 2
Dependent Claim
147 words
IN A HIGH VOLTAGE SPARK GAP COMPRISING FIRST AND SECOND SPACED ELECTRODES; ONE OF SAID ELECTRODES HAVING AN EXTENDED ARCING SURFACE DEFINING AN EXTENDED PATH FOR THE MOTION OF AN ARC ROOT; A MAGNETIC FIELD GENERATING MEANS; SAID MAGNETIC FIELD GENERATING MEANS BEING STATIONARILY POSITIONED WITH RESPECT TO SAID EXTENDED ARCING SURFACE; SAID MAGNETIC FIELD GENERATING MEANS GENERATING A MAGNETIC FIELD WHICH IS AT AN ANGLE TO THE DIRECTION OF AN ARC EXTENDING FROM ANY POINT ON SAID ELECTRODE HAVING SAID EXTENDED ARCING SURFACE TO THE OTHER OF SAID FIRST AND SECOND ELECTRODES; SAID MAGNETIC FIELD GENERATING MEANS COMPRISING AN ELECTRICAL WINDING; SAID ELECTRICAL WINDING BEING CONNECTED IN SERIES WITH SAID FIRST AND SECOND SPACED ELECTRODES; SAID ELECTRICAL WINDING HAVING ONE TERMINAL THEREOF CONNECTED TO SAID EXTENDED ARCING SURFACE AND THE OTHER TERMINAL THEREOF CONNECTED TO AN INPUT TERMINAL FOR SAID ELECTRODE HAVING SAID EXTENDED ARCING SURFACE.
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) | 1969-07-04 | 1970-01-03 | 1970-07-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-07-04 | 1974-01-03 | 1974-07-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-07-04 | 1978-01-03 | 1978-07-05 | $7700.00 | Window Closed / Lapsed |