Patent US3126760A successfully refreshed from Google Patents.
US3126760A
Expired / Lapsed
US
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Dynamic damper
Assignee: —
•
Filing: —
•
Granted: 1964-03-31
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Expires: 1981-03-31
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 19:52
CPC Classifications
B; B62; B62D; B62D25/00; B62D25/08; B62D25/10; B62D25/105; F; F16; F16F; F16F15/00; F16F15/10; F16F15/14; F16F15/1407; F16F15/1414; F16F15/1435; F16F15/1442
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
121 words
A DYNAMIC DAMPER FOR DAMPENING TORSIONAL VIBRATIONS OF A SHAFT OCCURING AT A FIRST AND SECOND NATURAL FREQUENCY OF TORSIONAL VIBRATION OF THE SHAFT COMPRISING A ONE-PIECE RETAINER HAVING FIRST AND SECOND AXIALLY AND RADIALLY SPACED AXIALLY EXTENDING FLANGES THEREON AND A RADIALLY EXTENDING PLATE THEREBETWEEN, A FIRST RESILIENT MEMBRANE BONDED TO THE INNER PERIPHERAL SURFACE OF SAID FIRST FLANGE AND TO ONE SIDE OF SAID PLATE, AN ANNULAR MASS BONDED TO SAID FIRST RESILIENT MEMBER, A SECOND RESILIENT MEMBRANE BONDED TO THE OUTER PERIPHERAL SURFACE OF SAID SECOND FLANGE AND TO THE OTHER SIDE OF SAID PLATE, A SECOND ANNULAR MASS BONDED TO SAID SECOND RESILIENT MEMBRANE, AND MEANS FOR SECURING SAID DAMPER TO A SHAFT FOR ROTATION CONCENTRICALLY THEREWITH.
Claim 2
Dependent Claim
121 words
A DYNAMIC DAMPER FOR DAMPENING TORSIONAL VIBRATIONS OF A SHAFT OCCURING AT A FIRST AND SECOND NATURAL FREQUENCY OF TORSIONAL VIBRATION OF THE SHAFT COMPRISING A ONE-PIECE RETAINER HAVING FIRST AND SECOND AXIALLY AND RADIALLY SPACED AXIALLY EXTENDING FLANGES THEREON AND A RADIALLY EXTENDING PLATE THEREBETWEEN, A FIRST RESILIENT MEMBRANE BONDED TO THE INNER PERIPHERAL SURFACE OF SAID FIRST FLANGE AND TO ONE SIDE OF SAID PLATE, AN ANNULAR MASS BONDED TO SAID FIRST RESILIENT MEMBER, A SECOND RESILIENT MEMBRANE BONDED TO THE OUTER PERIPHERAL SURFACE OF SAID SECOND FLANGE AND TO THE OTHER SIDE OF SAID PLATE, A SECOND ANNULAR MASS BONDED TO SAID SECOND RESILIENT MEMBRANE, AND MEANS FOR SECURING SAID DAMPER TO A SHAFT FOR ROTATION CONCENTRICALLY THEREWITH.
References Cited (Backward Citations)
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Cited
US2062369A
Cited
US2041507A
Cited
US2049133A
Cited
FR876921A
Cited
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Cited
US2594555A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-03-31 | 1967-09-30 | 1968-03-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-03-31 | 1971-09-30 | 1972-03-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-03-31 | 1975-09-30 | 1976-03-31 | $7700.00 | Window Closed / Lapsed |