US3674320A
Expired / Lapsed
US
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Adaptive braking control system
Assignee: Bendix Corp
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Filing: 1970-07-15
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Granted: 1972-07-04
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Expires: 1990-07-15
Abstract
Abstract AN ADAPTIVE BRAKING SYSTEM ON AN AUTOMATIVE VEHICLE FOR CONTROLLING BRAKE PRESSURE. FROM A SIGNAL THAT REPRESENTS ANGULAR VELOCITY OF THE WHEELS, A CONTROL UNIT GENERATES A SIGNAL THAT REPRESENTS WHEEL ACCELERATION OR DECELERATION. IF THE DECELERATION EXCEEDS CERTAIN VALUES OR THE ACCELERATION EXCEEDS A GIVEN VALUE, THE CONTROL LOGIC WILL VARY THE BRAKE PRESSURE TO GIVE MULTIPLE BUILD AND DECAY RATES OF PRESSURE IN THE WHEEL CYLINDER.
Inventors
- 👤 Donald W Howard
- 👤 George B Hickner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 05:16
CPC Classifications
B; B60; B60T; B60T8/00; B60T8/17; B60T8/176; B60T8/1763; B60T8/17633
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) | 1975-07-04 | 1976-01-03 | 1976-07-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-07-04 | 1980-01-03 | 1980-07-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-07-04 | 1984-01-03 | 1984-07-04 | $7700.00 | Window Closed / Lapsed |