US3298711A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Heavy duty vehicle spring suspension
Assignee: Individual
•
Filing: 1965-09-03
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Granted: 1967-01-17
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Expires: 1985-09-03
Abstract
No abstract record available.
Inventors
- 👤 Albert F Hickman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 22:15
CPC Classifications
B; B60; B60G; B60G21/00; B60G21/02; B60G21/04; B60G21/045; B60G11/00; B60G11/18; B60G11/183; B60G5/00; B60G5/04; B60G2200/00; B60G2200/30; B60G2200/31; B60G2204/00; B60G2204/10; B60G2204/12; B60G2204/122; B60G2204/40; B60G2204/41; B60G2204/422; B60G2800/00; B60G2800/24
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
268 words
A VEHICLE SPRING SUSPENSION ADAPTED TO BE INTERPOSED BETWEEN A VEHICLE FRAME AND ONE END OF A FIRST STUB AXLE ON WHICH A FIRST WHEEL HAVING A FIRST RUBBER TIRE IS JOURNALLED TO ROTATE ABOUT A GENERALLY HORIZONTAL AXIS, COMPRISING A FIRST ARM HAVING ONE END FIXED TO SAID STUB AXLE AND EXTENDING GENERALLY IN A HORIZONTAL DIRECTION RADIALLY ALONGSIDE SAID WHEEL, A FIRST HORIZONTAL CROSS SHAFT HAVING A PART INTERMEDIATE ITS ENDS FIXED TO THE OTHER END OF SAID FIRST ARM AND EXTENDING GENERALLY PARALLEL WITH THE AXIS OF SAID FIRST WHEEL, A FIRST BEARING ADAPTED TO BE SECURED TO SAID VEHICLE FRAME AND JOURNALLING THE END OF SAID FIRST CROSS SHAFT WHICH IS OUTBOARD FROM SAID FIRST ARM WITH REFERENCE TO THE CENTERLINE OF THE VEHICLE, A SECOND BEARING ADAPTED TO BE SECURED TO SAID VEHICLE FRAME AND JOURNALLING THE END OF SAID FIRST CROSS SHAFT WHICH IS INBOARD FROM SAID FIRST ARM WITH REFERENCE TO THE CENTERLINE OF THE VEHICLE, A FIRST TORSION SPRING MEANS, MEANS FIXING ONE END OF SAID FIRST TORSION SPRING MEANS TO SAID FIRST CROSS SHAFT TO ROTATE THEREWITH, A THIRD BEARING ADAPTED TO BE SECURED TO SAID VEHICLE FRAME AND JOURNALLING THE OTHER END OF SAID FIRST TORSION SPRING MEANS, A SECOND ARM FIXED TO AND PROJECTING PERPENDICULARLY FROM SAID OTHER END OF SAID FIRST TORSION SPRING MEANS, A SECOND STUB AXLE ARRANGED GENERALLY PARALLEL AND IN LINE WITH SAID FIRST STUB AXLE LENGTHWISE OF THE LINE OF MOVEMENT OF THE VEHICLE, A SECOND WHEEL HAVING A SECOND RUBBER TIRE JOURNALLED ABOUT A GENERALLY HORIZONTAL AXIS ON SAID SECOND STUB
Claim 2
Dependent Claim
268 words
A VEHICLE SPRING SUSPENSION ADAPTED TO BE INTERPOSED BETWEEN A VEHICLE FRAME AND ONE END OF A FIRST STUB AXLE ON WHICH A FIRST WHEEL HAVING A FIRST RUBBER TIRE IS JOURNALLED TO ROTATE ABOUT A GENERALLY HORIZONTAL AXIS, COMPRISING A FIRST ARM HAVING ONE END FIXED TO SAID STUB AXLE AND EXTENDING GENERALLY IN A HORIZONTAL DIRECTION RADIALLY ALONGSIDE SAID WHEEL, A FIRST HORIZONTAL CROSS SHAFT HAVING A PART INTERMEDIATE ITS ENDS FIXED TO THE OTHER END OF SAID FIRST ARM AND EXTENDING GENERALLY PARALLEL WITH THE AXIS OF SAID FIRST WHEEL, A FIRST BEARING ADAPTED TO BE SECURED TO SAID VEHICLE FRAME AND JOURNALLING THE END OF SAID FIRST CROSS SHAFT WHICH IS OUTBOARD FROM SAID FIRST ARM WITH REFERENCE TO THE CENTERLINE OF THE VEHICLE, A SECOND BEARING ADAPTED TO BE SECURED TO SAID VEHICLE FRAME AND JOURNALLING THE END OF SAID FIRST CROSS SHAFT WHICH IS INBOARD FROM SAID FIRST ARM WITH REFERENCE TO THE CENTERLINE OF THE VEHICLE, A FIRST TORSION SPRING MEANS, MEANS FIXING ONE END OF SAID FIRST TORSION SPRING MEANS TO SAID FIRST CROSS SHAFT TO ROTATE THEREWITH, A THIRD BEARING ADAPTED TO BE SECURED TO SAID VEHICLE FRAME AND JOURNALLING THE OTHER END OF SAID FIRST TORSION SPRING MEANS, A SECOND ARM FIXED TO AND PROJECTING PERPENDICULARLY FROM SAID OTHER END OF SAID FIRST TORSION SPRING MEANS, A SECOND STUB AXLE ARRANGED GENERALLY PARALLEL AND IN LINE WITH SAID FIRST STUB AXLE LENGTHWISE OF THE LINE OF MOVEMENT OF THE VEHICLE, A SECOND WHEEL HAVING A SECOND RUBBER TIRE JOURNALLED ABOUT A GENERALLY HORIZONTAL AXIS ON SAID SECOND STUB
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) | 1970-01-16 | 1970-07-18 | 1971-01-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-01-16 | 1974-07-18 | 1975-01-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-01-16 | 1978-07-18 | 1979-01-17 | $7700.00 | Window Closed / Lapsed |