US3239706A
Expired / Lapsed
US
⏱️ 0.0 years remaining
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Assignee: High Voltage Engineering Corp
•
Filing: 1961-04-17
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Granted: 1966-03-08
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Expires: 1981-04-17
Abstract
No abstract record available.
Inventors
- 👤 Sherman R Farrell
- 👤 Roy C Marker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 16:08
CPC Classifications
H; H01; H01J; H01J35/00; H01J35/02; H01J35/04; H01J35/08; H01J35/12; H01J35/13; H01J35/112; H01J35/116
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
136 words
AN X-RAY GENERATOR COMPRISING, IN COMBINATION WITH AN ELECTRON ACCELERATOR ADAPTED TO PRODUCE AN ELECTRON BEAM OF AT LEAST 500 KEV., A THIN FOIL OF DENSE METAL THROUGH WHICH A HIGH ENERGY ELECTRON BEAM WILL PASS COMPLETELY, SAID FOIL HAVING A THICKNESS IN THE ORDER OF .010 INCH, MEANS FOR SECURING SAID FOIL IN VACUUM SEALED RELATION TO THE OUTPUT END OF AN ELECTRON ACCELERATOR IN RECEIVING RELATION TO A HIGH ENERGY ELECTRON BEAM OF AT LEAST 500 KEV. EMANATING THEREFROM, AND COOLANT AND ABSORBER MEANS SECURED IN BACKING RELATION TO THE EXTERIOR SURFACE OF SAID FOIL TO DISSIPATE THE THERMAL ENERGY OF SAID HIGH ENERGY ELECTRON BEAM, SAID ABSORBER MEANS BEING FURTHER ADAPTED TO PERMIT THE PASSAGE THERETHROUGH OF THE X-RAYS GERERATED BY THE PASSAGE OF SAID HIGH ENERGY ELECTRON BEAM THROUGH SAID THIN FOIL.
Claim 2
Dependent Claim
136 words
AN X-RAY GENERATOR COMPRISING, IN COMBINATION WITH AN ELECTRON ACCELERATOR ADAPTED TO PRODUCE AN ELECTRON BEAM OF AT LEAST 500 KEV., A THIN FOIL OF DENSE METAL THROUGH WHICH A HIGH ENERGY ELECTRON BEAM WILL PASS COMPLETELY, SAID FOIL HAVING A THICKNESS IN THE ORDER OF .010 INCH, MEANS FOR SECURING SAID FOIL IN VACUUM SEALED RELATION TO THE OUTPUT END OF AN ELECTRON ACCELERATOR IN RECEIVING RELATION TO A HIGH ENERGY ELECTRON BEAM OF AT LEAST 500 KEV. EMANATING THEREFROM, AND COOLANT AND ABSORBER MEANS SECURED IN BACKING RELATION TO THE EXTERIOR SURFACE OF SAID FOIL TO DISSIPATE THE THERMAL ENERGY OF SAID HIGH ENERGY ELECTRON BEAM, SAID ABSORBER MEANS BEING FURTHER ADAPTED TO PERMIT THE PASSAGE THERETHROUGH OF THE X-RAYS GERERATED BY THE PASSAGE OF SAID HIGH ENERGY ELECTRON BEAM THROUGH SAID THIN FOIL.
References Cited (Backward Citations)
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US1622149A
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US2329318A
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US2468942A
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US2517260A
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US2896105A
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US2994774A
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US2919362A
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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) | 1969-03-07 | 1969-09-06 | 1970-03-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-03-07 | 1973-09-06 | 1974-03-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-03-07 | 1977-09-06 | 1978-03-08 | $7700.00 | Window Closed / Lapsed |