US3160233A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Damping devices including shock absorbers
Assignee: Rubber and Plastics Research Association of Great Britain
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Filing: 1962-08-29
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Granted: 1964-12-08
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Expires: 1982-08-29
Abstract
No abstract record available.
Inventors
- 👤 Ronald H Norman
- 👤 William G Newell
- 👤 Arthur R Payne
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 17:09
CPC Classifications
F; F16; F16F; F16F15/00; F16F15/10; F16F15/12; F16F15/121; F16F15/124; F16F1/00; F16F1/36; F16F1/371; F16F7/00; F16F7/08; F16F2236/00; F16F2236/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
79 words
A DAMPING DEVICE COMPRISING TWO RELATIVELY DISPLACEABLE PARTS, A SEPARATE DAMPING ELEMENT MOUNTED ON EACH OF SAID PARTS TO PROVIDE A FACING FOR SAID PART, ROLLER MEMBERS DISPOSED BETWEEN AND HELD IN ROLLING FRICTIONAL CONTACT WITH SAID ELEMENTS SO AS TO PERMIT RELATIVE MOVEMENT BETWEEN THE ROLLER MEMBERS AND THE PARTS, THE ROLLER MEMBERS BEING OF A HARD SUBSTANCE AND THE DAMPING ELEMENTS BEING OF A RESILIENT DEFORMABLE VISCO-ELASTIC MATERIAL AND HELD UNDER COMPRESSION BY SAID ROLLER MEMBERS, AND
Claim 2
Dependent Claim
79 words
A DAMPING DEVICE COMPRISING TWO RELATIVELY DISPLACEABLE PARTS, A SEPARATE DAMPING ELEMENT MOUNTED ON EACH OF SAID PARTS TO PROVIDE A FACING FOR SAID PART, ROLLER MEMBERS DISPOSED BETWEEN AND HELD IN ROLLING FRICTIONAL CONTACT WITH SAID ELEMENTS SO AS TO PERMIT RELATIVE MOVEMENT BETWEEN THE ROLLER MEMBERS AND THE PARTS, THE ROLLER MEMBERS BEING OF A HARD SUBSTANCE AND THE DAMPING ELEMENTS BEING OF A RESILIENT DEFORMABLE VISCO-ELASTIC MATERIAL AND HELD UNDER COMPRESSION BY SAID ROLLER MEMBERS, AND
References Cited (Backward Citations)
US2139666A
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US2487653A
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US2819063A
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US2736393A
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FR1109578A
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FR1130530A
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US3034597A
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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) | 1967-12-08 | 1968-06-08 | 1968-12-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-12-08 | 1972-06-08 | 1972-12-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-12-08 | 1976-06-08 | 1976-12-08 | $7700.00 | Window Closed / Lapsed |