Electron beam deflection apparatus
Abstract
Abstract 1. AN ELECTRON BEAM DEFLECTION TUBE IN WHICH THE IMPROVEMENT COMPRISES: DEFLECTION MEANS FOR DEFLECTING AN ELECTRON BEAM IN SAID TUBE, INCLUDING A PAIR OF HELICAL DEFLECTOR MEMBERS SUPPORTED IN SPACED RELATIONSHIP ON OPPOSITE SIDES OF SAID BEAM, EACH OF SAID HELICAL MEMBERS HAVING A PLURALITY OF SPACED TURNS POSITIONED SUCCESSIVELY ALONG THE PATH OF SAID BEAM WITH EACH TURN INCLUDING A PAIR OF SIDE PORTIONS SEPARATED BY A DEFLECTOR PORTION, AND COMPENSATION MEANS FOR FORMING TRANSMISSION LINES OF SUBSTANTIALLY UNIFORM CHARACTERISTICS WITH SAID HELICAL MEMBERS, INCLUDING A PLURALITY OF COMPENSATOR PLATES SUPPORTED IN SPACED RELATIONSHIP ON OPPOSITE SIDES OF THE HELICAL MEMBERS TO THAT SAID COMPENSATOR PLATES EACH EXTEND ACROSS BOTH HELICAL MEMBERS ADJACENT SAID SIDE PORTIONS OUTSIDE OF SAID HELICAL MEMBERS.
Inventors
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Bibliographic Details
Claims Analysis
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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) | 1977-11-04 | 1978-05-06 | 1978-11-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-11-04 | 1982-05-06 | 1982-11-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-11-04 | 1986-05-06 | 1986-11-05 | $7700.00 | Window Closed / Lapsed |