US3394281A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Triggered vacuum gap device having field emitting trigger assembly
Assignee: General Electric Co
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Filing: 1966-09-07
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Granted: 1968-07-23
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Expires: 1986-09-07
Abstract
No abstract record available.
Inventors
- 👤 James M Lafferty
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 14:25
CPC Classifications
H; H01; H01J; H01J17/00; H01J21/00; H01J2893/00; H01J2893/0059
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
130 words
IN A TRIGGERED VACUUM DISCHARGE DEVICE ENCLOSED IN AN EVACUATED ENVELOPE AND HAVING A PRIMARY DISCHARGE GAP, THE IMPROVEMENT COMPRISING FIELD EMITTING TRIGGER MEANS FOR ESTABLISHING INITIATION OF A PRIMARY DISCHARGE ACROSS SAID PRIMARY GAP COMPRISING: (A) A FIRST ELONGATED TRIGGER ELECTRODE IN SAID ENVELOPE; (B) A SECOND CYLINDRICAL TRIGGER ELECTRODE IN SAID ENVELOPE SURROUNDING SAID FIRST ELECTRODE LONGITUDINALLY ALONG ITS LENGTH TO DEFINE THEREWITH A FIELD EMITTING TRIGGER GAP; (C) SAID SECOND ELECTRODE HAVING AN INTERIOR SURFACE COMPOSED OF A GAS STORAGE METAL HAVING AN ACTIVE IONIZABLE GAS STORED THEREIN SO THAT SAID GAS IS LIBERATED UPON INITIATION OF A TRIGGER DISCHARGE BETWEEN SAID TRIGGER ELECTRODES; AND (D) TERMINAL MEANS FOR APPLYING A TRIGGERING SIGNAL BETWEEN SAID FIRST AND SECOND TRIGGER ELECTRODES TO INITIATE A FIELD EMISSION DISCHARGE THEREBETWEEN.
Claim 2
Dependent Claim
130 words
IN A TRIGGERED VACUUM DISCHARGE DEVICE ENCLOSED IN AN EVACUATED ENVELOPE AND HAVING A PRIMARY DISCHARGE GAP, THE IMPROVEMENT COMPRISING FIELD EMITTING TRIGGER MEANS FOR ESTABLISHING INITIATION OF A PRIMARY DISCHARGE ACROSS SAID PRIMARY GAP COMPRISING: (A) A FIRST ELONGATED TRIGGER ELECTRODE IN SAID ENVELOPE; (B) A SECOND CYLINDRICAL TRIGGER ELECTRODE IN SAID ENVELOPE SURROUNDING SAID FIRST ELECTRODE LONGITUDINALLY ALONG ITS LENGTH TO DEFINE THEREWITH A FIELD EMITTING TRIGGER GAP; (C) SAID SECOND ELECTRODE HAVING AN INTERIOR SURFACE COMPOSED OF A GAS STORAGE METAL HAVING AN ACTIVE IONIZABLE GAS STORED THEREIN SO THAT SAID GAS IS LIBERATED UPON INITIATION OF A TRIGGER DISCHARGE BETWEEN SAID TRIGGER ELECTRODES; AND (D) TERMINAL MEANS FOR APPLYING A TRIGGERING SIGNAL BETWEEN SAID FIRST AND SECOND TRIGGER ELECTRODES TO INITIATE A FIELD EMISSION DISCHARGE THEREBETWEEN.
References Cited (Backward Citations)
US3153175A
Cited
US3087092A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-07-23 | 1972-01-22 | 1972-07-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-07-23 | 1976-01-22 | 1976-07-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-07-23 | 1980-01-22 | 1980-07-23 | $7700.00 | Window Closed / Lapsed |