Patent US3147990A successfully refreshed from Google Patents.
US3147990A
Expired / Lapsed
US
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Stabilizing system for vehicles
Assignee: Volvo AB
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Filing: 1962-01-17
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Granted: 1964-09-08
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Expires: 1982-01-17
Abstract
No abstract record available.
Inventors
- 👤 Wettstein Fritz Alexander
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 20:49
CPC Classifications
B; B60; B60G; B60G21/00; B60G21/02; B60G21/04; B60G11/00; B60G11/32; B60G11/48; B60G11/64
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
136 words
A STABILIZING SYSTEM FOR 4-WHEEL VEHICLES, COMPRISING A WHEEL ASSEMBLY FOR EACH WHEEL; AN UPPER AND LOWER TRANSVERSE SUSPENSION ARM CONNECTED TO EACH OF SAID WHEEL ASSEMBLIES AND SWINGABLE ABOUT LONGITUDINAL PIVOT SHAFTS; A SEPARATE SPRING ELEMENT FOR EACH WHEEL ASSEMBLY; A PAIR OF TORSION BARS EXTENDING LONGITUDINALLY OF THE VEHICLE, ONE END OF EACH TORSION BAR BEING RIGIDLY CONNECTED TO THE PIVOT SHAFT OF ONE OF SAID SUSPENSION ARMS OF ONE OF THE WHEELS; A FIRST RADIALLY EXTENDING ARM CONNECTED TO SAID TORSION BAR ADJACENT TO ITS OTHER END; A SECOND RADIALLY EXTENDING ARM CONNECTED TO ONE OF THE SUSPENSION ARMS OF A WHEEL DIAMETRICALLY OPPOSED TO SAID ONE WHEEL, AND EXTENDING IN THE OPPOSITE DIRECTION FROM THE SAID FIRST RADIALLY EXTENDING ARM; A LINK ELEMENT RIGIDLY CONNECTING SAID FIRST AND SECOND RADIALLY EXTENDING ARMS.
Claim 2
Dependent Claim
136 words
A STABILIZING SYSTEM FOR 4-WHEEL VEHICLES, COMPRISING A WHEEL ASSEMBLY FOR EACH WHEEL; AN UPPER AND LOWER TRANSVERSE SUSPENSION ARM CONNECTED TO EACH OF SAID WHEEL ASSEMBLIES AND SWINGABLE ABOUT LONGITUDINAL PIVOT SHAFTS; A SEPARATE SPRING ELEMENT FOR EACH WHEEL ASSEMBLY; A PAIR OF TORSION BARS EXTENDING LONGITUDINALLY OF THE VEHICLE, ONE END OF EACH TORSION BAR BEING RIGIDLY CONNECTED TO THE PIVOT SHAFT OF ONE OF SAID SUSPENSION ARMS OF ONE OF THE WHEELS; A FIRST RADIALLY EXTENDING ARM CONNECTED TO SAID TORSION BAR ADJACENT TO ITS OTHER END; A SECOND RADIALLY EXTENDING ARM CONNECTED TO ONE OF THE SUSPENSION ARMS OF A WHEEL DIAMETRICALLY OPPOSED TO SAID ONE WHEEL, AND EXTENDING IN THE OPPOSITE DIRECTION FROM THE SAID FIRST RADIALLY EXTENDING ARM; A LINK ELEMENT RIGIDLY CONNECTING SAID FIRST AND SECOND RADIALLY EXTENDING ARMS.
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) | 1967-09-08 | 1968-03-09 | 1968-09-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-09-08 | 1972-03-09 | 1972-09-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-09-08 | 1976-03-09 | 1976-09-08 | $7700.00 | Window Closed / Lapsed |