US3205459A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Waveguide termination with magnetic metal walls wherein the curie temperature thereof is exceeded during operation
Assignee: Ferranti International PLC
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Filing: 1963-04-16
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Granted: 1965-09-07
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Expires: 1983-04-16
Abstract
No abstract record available.
Inventors
- 👤 Adams Robert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 11:06
CPC Classifications
H; H01; H01P; H01P1/00; H01P1/24; H01P1/26; H01P1/264
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
63 words
A HIGH-POWER DISSIPATIVE LOAD FOR A WAVEGUIDE SYSTEM INCLUDING A LENGTH OF DISSIPATIVE WAVEGUIDE SHORTCIRCUITED AT ONE END AND HAVING WALLS MADE OF CONTINUOUS MAGNETIC METAL MATERIAL HAVING A CURIE TEMPERATURE CONSIDERABLY ABOVE THE AMBIENT TEMPERATURE, WHEREBY PARTS OF SAID WALLS ARE SUBJECT TO A CHANGE IN MAGNETIC PROPERTIES THROUGH RESISTIVE HEATING THEREOF TO A TEMPERTURE ABOVE THE CURIE TEMPERATURE DURING NORMAL OPERATION.
Claim 2
Dependent Claim
63 words
A HIGH-POWER DISSIPATIVE LOAD FOR A WAVEGUIDE SYSTEM INCLUDING A LENGTH OF DISSIPATIVE WAVEGUIDE SHORTCIRCUITED AT ONE END AND HAVING WALLS MADE OF CONTINUOUS MAGNETIC METAL MATERIAL HAVING A CURIE TEMPERATURE CONSIDERABLY ABOVE THE AMBIENT TEMPERATURE, WHEREBY PARTS OF SAID WALLS ARE SUBJECT TO A CHANGE IN MAGNETIC PROPERTIES THROUGH RESISTIVE HEATING THEREOF TO A TEMPERTURE ABOVE THE CURIE TEMPERATURE DURING NORMAL OPERATION.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-09-06 | 1969-03-08 | 1969-09-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-09-06 | 1973-03-08 | 1973-09-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-09-06 | 1977-03-08 | 1977-09-07 | $7700.00 | Window Closed / Lapsed |