US3188152A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cushioned bearing assembly
Assignee: Aerojet Rocketdyne Holdings Inc
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Filing: 1962-01-04
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Granted: 1965-06-08
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Expires: 1982-01-04
Abstract
No abstract record available.
Inventors
- 👤 Harvey E Miller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 18:43
CPC Classifications
F; F16; F16C; F16C27/00; F16C27/06; F16C27/063; F16F; F16F1/00; F16F1/36; F16F1/38; F16F1/3863
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
176 words
A CUSHIONED BEARING ASSEMBLY COMPRISING COAXIAL RIGID SLEEVES DISPOSED ONE WITHIN THE OTHER AND A TUBULAR INSERT OF ELASTIC RUBBER RETAINED UNDER RADIAL COMPRESSION BETWEEN SAID SLEEVES, ONE OF SAID SLEEVES HAVING A BEARING FACE COMPOSED OF A LOW FRICTION MATERIAL, AND THAT IS PROVIDED WITH LONGITUDINALLY EXTENDING LUBRICANT RECEIVING GROOVES, SAID LAST MENTIONED SLEEVE COMPRISING TWO SUBSTANTIALLY CYLINDRICAL PARTS, ONE FITTING WITHIN THE OTHER AND ROTATABLE WITH RESPECT TO THE OTHER, ONE OF SAID PARTS BEING A CIRCUMFERENTIALLY CONTINUOUS BEARING MEMBER AND THE OTHER OF SAID PARTS BEING INTERPOSED BETWEEN THE SAID CONTINUOUS BEARING MEMBER AND SAID RUBBER INSERT, AND MEANS FOR RESTRAINING RELATIVE AXIAL MOVEMENT OF SAID CYLINDRICAL PARTS, SAID CIRCUMFERENTIALLY CONTINUOUS BEARING MEMBER BEING LONGER THAN THE OTHER RELATIVELY ROTATABLE SLEEVE PART AND PROJECTING BEYOND THE ENDS THEREOF, SAID ELASTIC RUBBER INSERT PROJECTING BEYOND THE ENDS OF THE SHORTER SLEEVE PART AND ENGAGING WITH THE BEARING FACE OF THE LONGER SLEEVE PART BEYOND THE ENDS OF SAID SHORTER SLEEVE PART TO PROVIDE THEREWITH SEALING MEANS FOR RETARDING ESCAPE OF LUBRICANT FROM THE BEARING.
Claim 2
Dependent Claim
176 words
A CUSHIONED BEARING ASSEMBLY COMPRISING COAXIAL RIGID SLEEVES DISPOSED ONE WITHIN THE OTHER AND A TUBULAR INSERT OF ELASTIC RUBBER RETAINED UNDER RADIAL COMPRESSION BETWEEN SAID SLEEVES, ONE OF SAID SLEEVES HAVING A BEARING FACE COMPOSED OF A LOW FRICTION MATERIAL, AND THAT IS PROVIDED WITH LONGITUDINALLY EXTENDING LUBRICANT RECEIVING GROOVES, SAID LAST MENTIONED SLEEVE COMPRISING TWO SUBSTANTIALLY CYLINDRICAL PARTS, ONE FITTING WITHIN THE OTHER AND ROTATABLE WITH RESPECT TO THE OTHER, ONE OF SAID PARTS BEING A CIRCUMFERENTIALLY CONTINUOUS BEARING MEMBER AND THE OTHER OF SAID PARTS BEING INTERPOSED BETWEEN THE SAID CONTINUOUS BEARING MEMBER AND SAID RUBBER INSERT, AND MEANS FOR RESTRAINING RELATIVE AXIAL MOVEMENT OF SAID CYLINDRICAL PARTS, SAID CIRCUMFERENTIALLY CONTINUOUS BEARING MEMBER BEING LONGER THAN THE OTHER RELATIVELY ROTATABLE SLEEVE PART AND PROJECTING BEYOND THE ENDS THEREOF, SAID ELASTIC RUBBER INSERT PROJECTING BEYOND THE ENDS OF THE SHORTER SLEEVE PART AND ENGAGING WITH THE BEARING FACE OF THE LONGER SLEEVE PART BEYOND THE ENDS OF SAID SHORTER SLEEVE PART TO PROVIDE THEREWITH SEALING MEANS FOR RETARDING ESCAPE OF LUBRICANT FROM THE BEARING.
References Cited (Backward Citations)
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Cited
US2839340A
Cited
GB828065A
Cited
GB805539A
Cited
GB847171A
Cited
US3009746A
Cited
US3070378A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-06-07 | 1968-12-07 | 1969-06-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-06-07 | 1972-12-07 | 1973-06-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-06-07 | 1976-12-07 | 1977-06-08 | $7700.00 | Window Closed / Lapsed |