Patent US3149829A successfully refreshed from Google Patents.
US3149829A
Expired / Lapsed
US
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Self-damping suspension unit
Assignee: Maremont Corp
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Filing: 1962-11-16
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Granted: 1964-09-22
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Expires: 1982-11-16
Abstract
No abstract record available.
Inventors
- 👤 Baum Joseph Vernon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 21:08
CPC Classifications
B; B60; B60G; B60G15/00; F; F16; F16F; F16F9/00; F16F9/06; F16F9/08; F16F9/084
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
170 words
A SELF-DAMPING SUSPENSION UNIT ADAPTED TO BE CONNECTED BETWEEN A SPRUNG MASS AND AN UNSPRUNG MASS COMPRISING A SHOCK ABSORBER INCLUDING A CYLINDER PART, MEANS ADJACENT ONE END OF SAID CYLINDER PART FOR CONNECTING THE SAME WITH ONE OF THE MASSES, A PISTON ROD RECIPROCABLE LONGITUDINALLY WITH RESPECT TO SAID CYLINDER PART HAVING A PART THEREOF EXTENDING OUTWARDLY FROM THE OPPOSITE END OF SAID CYLINDER PART, MEANS ON THE OUTER END OF SAID PISTON ROD PART FOR CONNECTING THE SAME TO THE OTHER OF THE MASSES, MEANS DEFINING AN AIR CHAMBER DISPOSED IN SURROUNDING RELATION TO SAID PISTON ROD PART WHEN AIR UNDER PRESSURE IS CONTAINED THEREIN, MEANS COMMUNICATING WITH SAID AIR CHAMBER PROVIDING FOR THE INTRODUCTION AND EXHAUST OF AIR UNDER PRESSURE INTO AND OUT OF SAID AIR CHAMBER, SAID AIR CHAMBER DEFINING MEANS INCLUDING A FOLDED ROLLING SEAL AND MEANS MOUNTING SAID FOLDED ROLLING SEAL WITH RESPECT TO SAID PARTS FOR MOVEMENT FROM AN INOPERATIVE POSITION WHEN SAID AIR CHAMBER IS IN COMMUNICATION WITH THE ATMOSPHERE WHEREIN SAID
Claim 2
Dependent Claim
170 words
A SELF-DAMPING SUSPENSION UNIT ADAPTED TO BE CONNECTED BETWEEN A SPRUNG MASS AND AN UNSPRUNG MASS COMPRISING A SHOCK ABSORBER INCLUDING A CYLINDER PART, MEANS ADJACENT ONE END OF SAID CYLINDER PART FOR CONNECTING THE SAME WITH ONE OF THE MASSES, A PISTON ROD RECIPROCABLE LONGITUDINALLY WITH RESPECT TO SAID CYLINDER PART HAVING A PART THEREOF EXTENDING OUTWARDLY FROM THE OPPOSITE END OF SAID CYLINDER PART, MEANS ON THE OUTER END OF SAID PISTON ROD PART FOR CONNECTING THE SAME TO THE OTHER OF THE MASSES, MEANS DEFINING AN AIR CHAMBER DISPOSED IN SURROUNDING RELATION TO SAID PISTON ROD PART WHEN AIR UNDER PRESSURE IS CONTAINED THEREIN, MEANS COMMUNICATING WITH SAID AIR CHAMBER PROVIDING FOR THE INTRODUCTION AND EXHAUST OF AIR UNDER PRESSURE INTO AND OUT OF SAID AIR CHAMBER, SAID AIR CHAMBER DEFINING MEANS INCLUDING A FOLDED ROLLING SEAL AND MEANS MOUNTING SAID FOLDED ROLLING SEAL WITH RESPECT TO SAID PARTS FOR MOVEMENT FROM AN INOPERATIVE POSITION WHEN SAID AIR CHAMBER IS IN COMMUNICATION WITH THE ATMOSPHERE WHEREIN SAID
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-09-22 | 1968-03-23 | 1968-09-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-09-22 | 1972-03-23 | 1972-09-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-09-22 | 1976-03-23 | 1976-09-22 | $7700.00 | Window Closed / Lapsed |