US3113640A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Inertia coupled vibration damper mechanisms and fabrication thereof
Assignee: Statham Instruments Inc
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Filing: 1962-11-28
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Granted: 1963-12-10
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Expires: 1982-11-28
Abstract
No abstract record available.
Inventors
- 👤 Cecil K Stedman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 17:20
CPC Classifications
F; F16; F16F; F16F7/00; F16F7/10; F16F7/104; F16F7/108
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
65 words
AN INERTIA COUPLED DAMPER MECHANISM COMPRISING, AN INERTIAL MEMBER, A CASING, ELASTOMERIC MEANS MOUNTING SAID INERTIAL MEMBER WITHIN SAID CASING SO AS TO BE RESILIENTLY MOVABLE IN SAID CASING, A POROUS PLUG EXTENDING THROUGH SAID INERTIAL MEMBER, A COUPLING CHAMBER AT ONE END OF SAID POROUS PLUG, A TERMINATING CHAMBER AT THE OTHER END OF SAID PLUG, AND PRESSURIZED GAS WITHIN SAID CHAMBERS AND PLUG.
Claim 2
Dependent Claim
65 words
AN INERTIA COUPLED DAMPER MECHANISM COMPRISING, AN INERTIAL MEMBER, A CASING, ELASTOMERIC MEANS MOUNTING SAID INERTIAL MEMBER WITHIN SAID CASING SO AS TO BE RESILIENTLY MOVABLE IN SAID CASING, A POROUS PLUG EXTENDING THROUGH SAID INERTIAL MEMBER, A COUPLING CHAMBER AT ONE END OF SAID POROUS PLUG, A TERMINATING CHAMBER AT THE OTHER END OF SAID PLUG, AND PRESSURIZED GAS WITHIN SAID CHAMBERS AND PLUG.
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) | 1966-12-09 | 1967-06-10 | 1967-12-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-12-09 | 1971-06-10 | 1971-12-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-12-09 | 1975-06-10 | 1975-12-10 | $7700.00 | Window Closed / Lapsed |