US3130343A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electron beam evaporating device
Assignee: Alloyd Electronics Corp
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Filing: 1960-06-09
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Granted: 1964-04-21
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Expires: 1980-06-09
Abstract
No abstract record available.
Inventors
- 👤 Donald S Thomson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 15:14
CPC Classifications
H; H01; H01J; H01J37/00; H01J37/30; H01J37/305; H01J37/3053; C; C23; C23C; C23C14/00; C23C14/22; C23C14/24; C23C14/28; C23C14/30
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
124 words
AN ELECTRON GUN COMPRISING A GENERALLY TOROIDAL CASING DEFINING A TOROIDAL REGION THEREWITHIN AND HAVING AN OPEN INNER PERIPHERY, SAID REGION BEING DEVELOPED ABOUT AN AXIS, SAID CASING INCLUDING A FIRST PART HAVING A CENTRALLY APERTURED BASE PORTION AND A FIRST PERIPHERAL PORTION AND A SECOND PART HAVING A CENTRALLY APERTURED BASE PORTION AND A SECOND PERIPHERAL PORTION, SAID FIRST PERIPHERAL PORTION AND SAID SECOND PERIPHERAL PORTION BEING DETACHABLY MATED, A PAIR OF INSULATED CONNECTORS SECURED TO ONE OF SAID PARTS AND PROJECTING FREELY THROUGH OPENINGS IN THE OTHER OF SAID PARTS, AN ANNULAR ELECTRODE CONNECTED BETWEEN SAID CONNECTORS, A FIRST TUBULAR STUB SECURED WITHIN THE APERTURE OF SAID FIRST PART, AND A SECOND TUBULAR STUB SECURED WITHIN THE APERTURE OF SAID SECOND PART.
Claim 2
Dependent Claim
124 words
AN ELECTRON GUN COMPRISING A GENERALLY TOROIDAL CASING DEFINING A TOROIDAL REGION THEREWITHIN AND HAVING AN OPEN INNER PERIPHERY, SAID REGION BEING DEVELOPED ABOUT AN AXIS, SAID CASING INCLUDING A FIRST PART HAVING A CENTRALLY APERTURED BASE PORTION AND A FIRST PERIPHERAL PORTION AND A SECOND PART HAVING A CENTRALLY APERTURED BASE PORTION AND A SECOND PERIPHERAL PORTION, SAID FIRST PERIPHERAL PORTION AND SAID SECOND PERIPHERAL PORTION BEING DETACHABLY MATED, A PAIR OF INSULATED CONNECTORS SECURED TO ONE OF SAID PARTS AND PROJECTING FREELY THROUGH OPENINGS IN THE OTHER OF SAID PARTS, AN ANNULAR ELECTRODE CONNECTED BETWEEN SAID CONNECTORS, A FIRST TUBULAR STUB SECURED WITHIN THE APERTURE OF SAID FIRST PART, AND A SECOND TUBULAR STUB SECURED WITHIN THE APERTURE OF SAID SECOND PART.
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) | 1967-04-21 | 1967-10-21 | 1968-04-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-04-21 | 1971-10-21 | 1972-04-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-04-21 | 1975-10-21 | 1976-04-21 | $7700.00 | Window Closed / Lapsed |