Patent US3022110A successfully refreshed from Google Patents.
Patent US3074738A successfully refreshed from Google Patents.
US3074738A
Expired / Lapsed
US
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Axle suspension unit
Assignee: WEBB METAL PRODUCTS CO
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Filing: 1960-07-08
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Granted: 1963-01-22
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Expires: 1980-07-08
Abstract
No abstract record available.
Inventors
- 👤 James C Ward
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 03:07
CPC Classifications
B; B60; B60G; B60G21/00; B60G21/02; B60G21/04; B60G21/045; B60G5/00; B60G5/04; B60G5/047
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
115 words
A SUSPENSION FOR A VEHICLE HAVING A CHASSIS AND PAIRED TANDEM AXLES IN UNDERLYING RELATION THERETO, COMPRISING ON EACH SIDE OF THE CHASSIS: AN EQUALIZING BEAM PIVOTALLY ASSOCIATED WITH THE CHASSIS INTERMEDIATE THE PAIRED AXLES; PAIRED SPRINGS, EACH INTERPOSED BETWEEN THE CHASSIS AND A RESPECTIVE AXLE, ADJACENT ENDS BEING ENGAGEABLE WITH SAID EQUALIZER BEAM IN SPACED RELATION TO THE PIVOT THEREOF; AND A TORQUE ARM PIVOTALLY CONNECTED AT ONE END WITH ONE OF SAID AXLES, AT ITS OTHER END PIVOTALLY CONNECTED WITH SAID BEAM IN SPACED RELATION TO THE PIVOT THEREOF, AND ARRANGED TO SUSTAIN A FORCE OPPOSED TO THE BRAKE FORCES INDUCED ON THE BEAM DURING VEHICLE BRAKING, WHEREBY BRAKE HOP IS SUBSTANTIALLY ELIMINATED.
Claim 2
Dependent Claim
115 words
A SUSPENSION FOR A VEHICLE HAVING A CHASSIS AND PAIRED TANDEM AXLES IN UNDERLYING RELATION THERETO, COMPRISING ON EACH SIDE OF THE CHASSIS: AN EQUALIZING BEAM PIVOTALLY ASSOCIATED WITH THE CHASSIS INTERMEDIATE THE PAIRED AXLES; PAIRED SPRINGS, EACH INTERPOSED BETWEEN THE CHASSIS AND A RESPECTIVE AXLE, ADJACENT ENDS BEING ENGAGEABLE WITH SAID EQUALIZER BEAM IN SPACED RELATION TO THE PIVOT THEREOF; AND A TORQUE ARM PIVOTALLY CONNECTED AT ONE END WITH ONE OF SAID AXLES, AT ITS OTHER END PIVOTALLY CONNECTED WITH SAID BEAM IN SPACED RELATION TO THE PIVOT THEREOF, AND ARRANGED TO SUSTAIN A FORCE OPPOSED TO THE BRAKE FORCES INDUCED ON THE BEAM DURING VEHICLE BRAKING, WHEREBY BRAKE HOP IS SUBSTANTIALLY ELIMINATED.
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) | 1966-01-21 | 1966-07-23 | 1967-01-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-01-21 | 1970-07-23 | 1971-01-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-01-21 | 1974-07-23 | 1975-01-22 | $7700.00 | Window Closed / Lapsed |