US3293487A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Anode for a magnetron having deverse size cavity resonators
Assignee: Teledyne UK Ltd
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Filing: 1962-07-25
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Granted: 1966-12-20
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Expires: 1982-07-25
Abstract
No abstract record available.
Inventors
- 👤 Pickering Alan Hugh
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 17:58
CPC Classifications
H; H01; H01J; H01J23/00; H01J23/16; H01J23/165
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
125 words
A RISING SUN MAGNETRON INCLUDING AN ANODE SYSTEM COMPRISING A METAL CARCASE MEMBER, A PLURALITY OF SEPARATE METAL VANE MEMBERS WHICH ARE FIXED TO SAID CARCASE MEMBER SO AS TO PROJECT RADIALLY INWARD THEREFROM AT EQUAL ANGULAR INTERVALS ROUND THE CARCASE MEMBER, AND A PLURALITY OF SEPARATE METAL INTERMEDIATE MEMBERS WHICH ARE ALSO IN FIXED POSITIONS IN RELATION TO SAID CARCASE MEMBER AND PROJECT RADIALLY INWARD THEREFROM BUT WHICH ARE OF SUBSTANTIALLY SHORTER RADIAL LENGTH THAN THE VANE MEMBERS SO AS TO PROJECT INWARDLY FOR A SUBSTANTIALLY SHORTER DISTANCE, EACH INTERMEDIATE MEMBER OCCUPYING PART OF THE SPACE BETWEEN TWO DIFFERENT ADJACENT VANE MEMBERS, CERTAIN ADJACENT VANE MEMBERS HAVING AN INTERMEDIATE MEMBER BETWEEN THEM AND OTHER ADJACENT VANE MEMBERS BEING WITHOUT AN INTERMEDIATE MEMBER BETWEEN THEM.
Claim 2
Dependent Claim
125 words
A RISING SUN MAGNETRON INCLUDING AN ANODE SYSTEM COMPRISING A METAL CARCASE MEMBER, A PLURALITY OF SEPARATE METAL VANE MEMBERS WHICH ARE FIXED TO SAID CARCASE MEMBER SO AS TO PROJECT RADIALLY INWARD THEREFROM AT EQUAL ANGULAR INTERVALS ROUND THE CARCASE MEMBER, AND A PLURALITY OF SEPARATE METAL INTERMEDIATE MEMBERS WHICH ARE ALSO IN FIXED POSITIONS IN RELATION TO SAID CARCASE MEMBER AND PROJECT RADIALLY INWARD THEREFROM BUT WHICH ARE OF SUBSTANTIALLY SHORTER RADIAL LENGTH THAN THE VANE MEMBERS SO AS TO PROJECT INWARDLY FOR A SUBSTANTIALLY SHORTER DISTANCE, EACH INTERMEDIATE MEMBER OCCUPYING PART OF THE SPACE BETWEEN TWO DIFFERENT ADJACENT VANE MEMBERS, CERTAIN ADJACENT VANE MEMBERS HAVING AN INTERMEDIATE MEMBER BETWEEN THEM AND OTHER ADJACENT VANE MEMBERS BEING WITHOUT AN INTERMEDIATE MEMBER BETWEEN THEM.
References Cited (Backward Citations)
US2655616A
Cited
US2828441A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-12-19 | 1970-06-20 | 1970-12-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-12-19 | 1974-06-20 | 1974-12-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-12-19 | 1978-06-20 | 1978-12-20 | $7700.00 | Window Closed / Lapsed |