Patent US4846165A successfully refreshed from Google Patents.
US3671083A
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Brake pressure control system
Assignee: Nabco Ltd
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Filing: 1970-04-13
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Granted: 1972-06-20
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Expires: 1990-04-13
Abstract
Abstract A BRAKE PRESSURE CONTROL SYSTEM FOR A VEHICLE IN WHICH THE DECELERATION DETECTED BY A SENSOR IS COMPATED WITH A REFERENCE DECLERATION FOR THE ON-OFF CONTROL OF BRAKE PRESSURE. IN THE SYSTEM, AN ADDITIONAL ON-OFF SIGNAL LINE IS PROVIDED SO AS TO ELIMINATE UNDESIRABLE LOCKING OF THE WHEELS WHICH IS ENCOUNTED INEVITABLY WITH THE CONVENTIONAL MEANS FOR THE ON-OFF CONTROL OF BRAKE PRESSURE
Inventors
- 👤 Yoshihiro Matsumura
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 03:48
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) | 1975-06-20 | 1975-12-20 | 1976-06-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-06-20 | 1979-12-20 | 1980-06-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-06-20 | 1983-12-20 | 1984-06-20 | $7700.00 | Window Closed / Lapsed |