Patent US3073405A successfully refreshed from Google Patents.
US3073405A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vehicle braking control
Assignee: Harry Ferguson Research Ltd
•
Filing: 1960-05-25
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Granted: 1963-01-15
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Expires: 1980-05-25
Abstract
No abstract record available.
Inventors
- 👤 Hill Claude
- 👤 Anthony P R Rolt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 09:48
CPC Classifications
B; B60; B60T; B60T8/00; B60T8/32; B60T8/321; B60T8/322
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
84 words
IN A VEHICLE HAVING A POWER PLANT AND TWO GROUND WHEEL DRIVE SHAFTS COUPLED TO DIFFERENT GROUND WHEELS WITH INDIVIDUAL BRAKES, A BRAKING CONTROL SYSTEM COMPRISING, IN COMBINATION, A DIFFERENTIAL GEAR AFFORDING LIMITED DIFFERENTIAL ACTION AND HAVING ITS INPUT ELEMENT ROTATABLY COUPLED TO SAID POWER PLANT, SAID GEAR HAVING ITS OUTPUT ELEMENTS ROTATABLY COUPLED TO RESPECTIVE ONES OF SAID DRIVE SHAFTS, MEANS FOR ACTUATING THE INDIVIDUAL BRAKES OF SAID GROUND WHEELS, A FLYWHEEL ROTATABLY CONNECTED TO SAID INPUT ELEMENT, AND MEANS INCLUDING SAID ROTATABLE
References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-01-14 | 1966-07-16 | 1967-01-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-01-14 | 1970-07-16 | 1971-01-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-01-14 | 1974-07-16 | 1975-01-15 | $7700.00 | Window Closed / Lapsed |