Patent US3672730A successfully refreshed from Google Patents.
US3672730A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Brake force controls system for vehicles,especially motor vehicles
Assignee: Daimler Benz AG
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Filing: 1970-06-22
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Granted: 1972-06-27
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Expires: 1990-06-22
Abstract
Abstract A BRAKE FOR CONTROL SYSTEM FOR VEHICLES, PARTICULARLY FOR MOTOR VEHICLES IN WHICH A SENSOR IS COORDINATED TO EACH WHEEL FOR DETECTING ITS ROTATIONAL CONDITION, THE SENSOR PRODUCES PULSES WHEN EXCEEDING OR FALLING BELOW A PREDETERMINED THRESHOLD VALUE WHICH INFLUENCES THE BRAKES IN ACCORDANCE WITH BOTH THE WHEEL SLIPPAGE AND ALSO THE WHEEL ACCELERATION, MEASURING MAGNITUDES REPRESENTING THE SLIPPAGE AND THE ACCELERATION OF A WHEEL BEING OBTAINED FROM THE SENSORS, PREFERABLY CONSTRUCTED AS FREQUENCY GENERATORS AND BEING COMBINED INTO A SIGNAL MAGNITUDE REPRESENTING THE CONTROL PULSE FOR THE BRAKES.
Inventors
- 👤 Manfred H Burckhardt
- 👤 Hans-Jorg Florus
- 👤 Horst Grossner
- 👤 Helmut Krohn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 12:47
CPC Classifications
B; B60; B60T; B60T8/00; B60T8/17; B60T8/176; B60T8/1763; B60T8/17633; B60T2210/00; B60T2210/10; B60T2210/13
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1975-06-27 | 1975-12-27 | 1976-06-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-06-27 | 1979-12-27 | 1980-06-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-06-27 | 1983-12-27 | 1984-06-27 | $7700.00 | Window Closed / Lapsed |