Patent US3204980A successfully refreshed from Google Patents.
US3204980A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Independent suspension having torsion bar springs
Assignee: Ford Motor Co
•
Filing: 1963-11-27
•
Granted: 1965-09-07
•
Expires: 1983-11-27
Abstract
No abstract record available.
Inventors
- 👤 Charles P Guerriero
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 04:49
CPC Classifications
B; B60; B60G; B60G11/00; B60G11/18
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
132 words
A MOTOR VEHICLE SUSPENSION SYSTEM HAVING A CHASSIS, A WHEEL, A SUPPORT MEMBER FOR SAID WHEEL, AN UPPER SUSPENSION ARM PIVOTALLY CONNECTED TO SAID CHASSIS AT ITS INNER END AND PIVOTALLY CONNECTED TO SAID SUPPORT MEMBER AT ITS OUTER END, A LOWER SUSPENSION HAVING A PIVOTAL CONNECTION WITH SAID CHASSIS AT ITS INNER END A PIVOTAL CONNECTION WITH SAID SUPPORT MEMBER AT ITS OUTER END, A U-SHAPED TORSION SPRING HAVING GENERALLY PARALLEL TORSIONAL SEGMENTS, ONE OF SAID SEGMENTS LYING ON THE PIVOT AXIS OF SAID UPPER ARM AND THE OTHER OF SAID TORSIONAL SEGMENTS LYING ON THEPIVOT AXIS OF SAID LOWER ARM, ADJUSTABLE CONNECTING MEANS INTERPOSED BETWEEN THE END OF EACH OF SAID SEGMENTS AND ITS RESPECTIVE SUPENSION ARM AND ADAPTED TO TRANSMIT A SPRING LOAD FROM SAID SEGMENT TO SAID ARM.
Claim 2
Dependent Claim
132 words
A MOTOR VEHICLE SUSPENSION SYSTEM HAVING A CHASSIS, A WHEEL, A SUPPORT MEMBER FOR SAID WHEEL, AN UPPER SUSPENSION ARM PIVOTALLY CONNECTED TO SAID CHASSIS AT ITS INNER END AND PIVOTALLY CONNECTED TO SAID SUPPORT MEMBER AT ITS OUTER END, A LOWER SUSPENSION HAVING A PIVOTAL CONNECTION WITH SAID CHASSIS AT ITS INNER END A PIVOTAL CONNECTION WITH SAID SUPPORT MEMBER AT ITS OUTER END, A U-SHAPED TORSION SPRING HAVING GENERALLY PARALLEL TORSIONAL SEGMENTS, ONE OF SAID SEGMENTS LYING ON THE PIVOT AXIS OF SAID UPPER ARM AND THE OTHER OF SAID TORSIONAL SEGMENTS LYING ON THEPIVOT AXIS OF SAID LOWER ARM, ADJUSTABLE CONNECTING MEANS INTERPOSED BETWEEN THE END OF EACH OF SAID SEGMENTS AND ITS RESPECTIVE SUPENSION ARM AND ADAPTED TO TRANSMIT A SPRING LOAD FROM SAID SEGMENT TO SAID ARM.
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) | 1968-09-06 | 1969-03-08 | 1969-09-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-09-06 | 1973-03-08 | 1973-09-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-09-06 | 1977-03-08 | 1977-09-07 | $7700.00 | Window Closed / Lapsed |