Patent US3564459A successfully refreshed from Google Patents.
US3564459A
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Attenuation support device having a substantially stepless,exponentially varying total damping rate along the longitudinal length thereof
Assignee: Siemens AG
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Filing: 1966-09-23
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Granted: 1971-02-16
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Expires: 1986-09-23
Abstract
Abstract THIS INVENTION RELATES TO AN ATTENUATION SUPPORT DEVICE, FOR USE WITH DELAY LINES. IN PARTICULAR, THIS INVENTION MAY BE USED TO ATTENUATE UNDERSIRABLE MECHANICAL VIBRATIONS WHICH MAY BE TRANSMITTED TO MAGNETOSTRICTIVE ELEMENTS COMPRISING AN ELECTRICAL-MECHANICAL TRANSDUCER, OR A MECHANICAL-ELECTRICAL TRANSDUCER AND PREVENT REFLECTION OF SAID VIBRATIONS BACK TO THE DELAY LINE. THE ATTENUATION OR DAMPING OF THESE UNDESIRABLE MECHANICAL VIBRATIONS IS ACHIEVED USING MINIMUM LENGTH ATTENUATION STRIPS ASSOCIATED WITH THE ATTENUATION SUPPORT DEVICE.
Inventors
- 👤 Helmuth Hahn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 17:56
CPC Classifications
H; H04; H04Q; H04Q3/00; Y; Y10; Y10T; Y10T156/00; Y10T156/10; Y10T156/1052
Claims Analysis
Total Claims: 0
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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) | 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 |