US3136954A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Frequency control system utilizing magnetostrictive elements
Assignee: International Standard Electric Corp
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Filing: 1961-10-20
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Granted: 1964-06-09
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Expires: 1981-10-20
Abstract
No abstract record available.
Inventors
- 👤 Frohlich Joachim
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 21:44
CPC Classifications
H; H03; H03B; H03B5/00; H03B5/30; H03B5/40
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
177 words
A FREQUENCY-CONTROL SYSTEM FOR AN OSCILLATOR COMPRISING A FREQUENCY-ADJUSTING ELEMENT MECHANICALLY MOVABLE WITH RESPECT TO FIXED MEMBER, AND A MAGNETOSTRICTION ARRANGEMENT HAVING ONE PORTION THEREOF COUPLED TO SAID FIXED MEMBER AND ANOTHER PORTION THEREOF COUPLED TO SAID FREQUENCY-ADJUSTING ELEMENT FOR MECHANICAL MOVEMENT THEREOF RELATIVE TO SAID FIXED MEMBER TO CONTROL THE OPERATING FREQUENCY OF SAID OSCILLATOR, SAID MAGNETOSTRICTION ARRANGEMENT INCLUDING FIRST AND SECOND FERROMAGNETIC BARS DISPOSED IN A PARALLEL RELATION, EACH HAVING ONE END COUPLED TO SAID FIXED MEMBER, A THIRD FERROMAGNETIC BAR DISPOSED IN PARALLEL RELATION TO SAID FIRST AND SECOND BARS AND HAVING ONE END COUPLED TO SAID FREQUENCY-ADJUSTING ELEMENT, SAID FIRST AND SECOND BARS HAVING A DIRECTION OF MAGNETOSTRICTION OPPOSITE TO THE DIRECTION OF MAGNETOSTRICTION OF SAID THIRD BAR, MEANS TO PRODUCE A MAGNETIC FIELD AXIALLY OF AND IN COMMON TO EACH OF SAID BARS, AND MEANS RIGIDLY INTERCONNECTING THE OTHER END OF EACH OF SAID BARS, TO IMPART TO SAID FREQUENCY-ADJUSTING ELEMENT A MOVEMENT EQUAL TO THE MAGNETOSTRICTION DEFORMATION OF SAID FIRST AND SECOND BARS PLUS THE MAGNETOSTRICTION DEFORMATION OF SAID THIRD BAR.
Claim 2
Dependent Claim
177 words
A FREQUENCY-CONTROL SYSTEM FOR AN OSCILLATOR COMPRISING A FREQUENCY-ADJUSTING ELEMENT MECHANICALLY MOVABLE WITH RESPECT TO FIXED MEMBER, AND A MAGNETOSTRICTION ARRANGEMENT HAVING ONE PORTION THEREOF COUPLED TO SAID FIXED MEMBER AND ANOTHER PORTION THEREOF COUPLED TO SAID FREQUENCY-ADJUSTING ELEMENT FOR MECHANICAL MOVEMENT THEREOF RELATIVE TO SAID FIXED MEMBER TO CONTROL THE OPERATING FREQUENCY OF SAID OSCILLATOR, SAID MAGNETOSTRICTION ARRANGEMENT INCLUDING FIRST AND SECOND FERROMAGNETIC BARS DISPOSED IN A PARALLEL RELATION, EACH HAVING ONE END COUPLED TO SAID FIXED MEMBER, A THIRD FERROMAGNETIC BAR DISPOSED IN PARALLEL RELATION TO SAID FIRST AND SECOND BARS AND HAVING ONE END COUPLED TO SAID FREQUENCY-ADJUSTING ELEMENT, SAID FIRST AND SECOND BARS HAVING A DIRECTION OF MAGNETOSTRICTION OPPOSITE TO THE DIRECTION OF MAGNETOSTRICTION OF SAID THIRD BAR, MEANS TO PRODUCE A MAGNETIC FIELD AXIALLY OF AND IN COMMON TO EACH OF SAID BARS, AND MEANS RIGIDLY INTERCONNECTING THE OTHER END OF EACH OF SAID BARS, TO IMPART TO SAID FREQUENCY-ADJUSTING ELEMENT A MOVEMENT EQUAL TO THE MAGNETOSTRICTION DEFORMATION OF SAID FIRST AND SECOND BARS PLUS THE MAGNETOSTRICTION DEFORMATION OF SAID THIRD BAR.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-06-09 | 1967-12-09 | 1968-06-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-06-09 | 1971-12-09 | 1972-06-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-06-09 | 1975-12-09 | 1976-06-09 | $7700.00 | Window Closed / Lapsed |