Patent US3145012A successfully refreshed from Google Patents.
US3145012A
Expired / Lapsed
US
⏱️ 0.0 years remaining
All-directional frictional damper
Assignee: Korfund Dynamics Corp
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Filing: 1962-07-16
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Granted: 1964-08-18
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Expires: 1982-07-16
Abstract
No abstract record available.
Inventors
- 👤 Nicholas F Kfoury
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 08:58
CPC Classifications
F; F16; F16F; F16F7/00; F16F7/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
100 words
A VIBRATION DAMPER COMPRISING A SHAFT ADAPTED TO BE ATTACHED TO A VIBRATILE MEMBER, FRICTION MEMBERS ENGAGING SAID SHAFT SLIDABLY, MEANS BIASING SAID FRICTION MEMBERS AGAINST SAID SHAFT, A HOUSING SLIDABLY RECEIVING SAID SHAFT FOR RELATIVE AXIAL MOVEMENT AND MOVABLE WITH SAID SHAFT IN DIRECTIONS TRANSVERSE TO SAID AXIS OF SAID SHAFT, SAID FRICTION MEMBERS AND SAID BIASING MEANS, BEING MOUNTED IN SAID HOUSING, A FIXED MEMBER, FRICTION MEANS INTERPOSED BETWEEN SAID HOUSING AND SAID FIXED MEMBER AND DISPOSED IN A PLANE SUBSTANTIALLY PERPENDICULAR SAID SHAFT AND BIASING MEANS URGING SAID HOUSING, SAID FIXED MEMBER AND SAID FRICTION MEANS TOGETHER.
Claim 2
Dependent Claim
100 words
A VIBRATION DAMPER COMPRISING A SHAFT ADAPTED TO BE ATTACHED TO A VIBRATILE MEMBER, FRICTION MEMBERS ENGAGING SAID SHAFT SLIDABLY, MEANS BIASING SAID FRICTION MEMBERS AGAINST SAID SHAFT, A HOUSING SLIDABLY RECEIVING SAID SHAFT FOR RELATIVE AXIAL MOVEMENT AND MOVABLE WITH SAID SHAFT IN DIRECTIONS TRANSVERSE TO SAID AXIS OF SAID SHAFT, SAID FRICTION MEMBERS AND SAID BIASING MEANS, BEING MOUNTED IN SAID HOUSING, A FIXED MEMBER, FRICTION MEANS INTERPOSED BETWEEN SAID HOUSING AND SAID FIXED MEMBER AND DISPOSED IN A PLANE SUBSTANTIALLY PERPENDICULAR SAID SHAFT AND BIASING MEANS URGING SAID HOUSING, SAID FIXED MEMBER AND SAID FRICTION MEANS TOGETHER.
References Cited (Backward Citations)
US2683015A
Cited
US2683016A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-08-18 | 1968-02-17 | 1968-08-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-08-18 | 1972-02-17 | 1972-08-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-08-18 | 1976-02-17 | 1976-08-18 | $7700.00 | Window Closed / Lapsed |