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US3564111A
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High frequency transmission line
Assignee: KM Kabelmetal AG
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Filing: 1969-10-22
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Granted: 1971-02-16
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Expires: 1989-10-22
Abstract
Abstract A line for transmitting high frequency electrical signals, including video signals; the line being used to simultaneously transfer and radiate energy and including shielding means for reducing losses.
Inventors
- 👤 Otto Breitenbach
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 09:51
CPC Classifications
H; H01; H01Q; H01Q13/00; H01Q13/20; H01P; H01P3/00; H01P3/02
Claims Analysis
Total Claims: 8
Claim 1
Independent Claim
44 words
A high frequency transmission line comprising dielectric tubing, a conductor extending longitudinally on a wall portion of said tubing and parallel to the axis thereof, and shielding conductor means extending longitudinally in another wall portion of said tubing and parallel to the axis thereof.
Claim 2
Dependent Claim
44 words
A high frequency transmission line comprising dielectric tubing, a conductor extending longitudinally on a wall portion of said tubing and parallel to the axis thereof, and shielding conductor means extending longitudinally in another wall portion of said tubing and parallel to the axis thereof.
Claim 3
Dependent Claim
19 words
A transmission line as in claim 1 wherein said shielding means is diametrically and symmetrically related to said conductor.
Claim 4
Dependent Claim
16 words
A transmission line as in claim 2 wherein said conductor is corrugated along the length thereof.
Claim 5
Dependent Claim
24 words
A transmission line as in claim 1 wherein said shielding means comprises a plurality of metal strips in edge abutting relation to each other.
Claim 6
Dependent Claim
17 words
A transmission line as in claim 4 wherein said strips are transversely corrugated along the length thereof.
Claim 7
Dependent Claim
20 words
A transmission line as in claim 5 wherein said strips are formed with successive longitudinal slits along the length thereof.
Claim 8
Dependent Claim
21 words
A transmission line as in claim 4 wherein said strips extend over an angle of from about 90* to about 120*.
References Cited (Backward Citations)
US1928992A
Cited
US2804494A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-02-15 | 1974-08-17 | 1975-02-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-02-15 | 1978-08-17 | 1979-02-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-02-15 | 1982-08-17 | 1983-02-16 | $7700.00 | Window Closed / Lapsed |