US3097112A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for making cathodes
Assignee: General Electric Co
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Filing: 1960-01-12
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Granted: 1963-07-09
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Expires: 1980-01-12
Abstract
No abstract record available.
Inventors
- 👤 Schutze Hans-Jurgen
- 👤 Kallweit Helga
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 13:47
CPC Classifications
H; H01; H01J; H01J9/00; H01J9/02; H01J9/04; H01J9/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
110 words
THE METHOD OF COATING THE CATHODE SUPPORT OF A FLAT CATHODE WITH EMISSION MATERIAL CHARACTERIZED BY MOUNTING THE CATHODE SUPPORT INTO A CENTRIFUGE IN SUCH A WAY THAT THE SURFACE TO BE COATED IS AT ALL TIMES SUBSTANTIALLY PERPENDICUALLY TO A RADIUS POINTING AT THE AXIS OF ROTATION AND IN SUCH A WAY THAT THE SURFACE TO BE COATED IS SPACED FROM SAID AXIS A DISTANCE SUBSTANTIALLY GREATER THAN THE DIMENSIONS OF SAID SURFACE, AND DIRECTING A SPRAY OF EMISSION MATERIAL AT THE CATHODE SUPPORT WHILE THE CENTRIFUGE IS REVOLVING, ALLOWING THE SPRAYED EMISSION MATERIAL TO SUBSTANTIALLY COMPLETELY DRY IN PLACE ON SAID SUPPORT WHILE THE CENTRIFUGE CONTINUES TO REVOLVE.
Claim 2
Independent Claim
110 words
THE METHOD OF COATING THE CATHODE SUPPORT OF A FLAT CATHODE WITH EMISSION MATERIAL CHARACTERIZED BY MOUNTING THE CATHODE SUPPORT INTO A CENTRIFUGE IN SUCH A WAY THAT THE SURFACE TO BE COATED IS AT ALL TIMES SUBSTANTIALLY PERPENDICUALLY TO A RADIUS POINTING AT THE AXIS OF ROTATION AND IN SUCH A WAY THAT THE SURFACE TO BE COATED IS SPACED FROM SAID AXIS A DISTANCE SUBSTANTIALLY GREATER THAN THE DIMENSIONS OF SAID SURFACE, AND DIRECTING A SPRAY OF EMISSION MATERIAL AT THE CATHODE SUPPORT WHILE THE CENTRIFUGE IS REVOLVING, ALLOWING THE SPRAYED EMISSION MATERIAL TO SUBSTANTIALLY COMPLETELY DRY IN PLACE ON SAID SUPPORT WHILE THE CENTRIFUGE CONTINUES TO REVOLVE.
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) | 1966-07-08 | 1967-01-07 | 1967-07-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-07-08 | 1971-01-07 | 1971-07-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-07-08 | 1975-01-07 | 1975-07-09 | $7700.00 | Window Closed / Lapsed |