US3076530A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic transmission and improved braking systems
Assignee: Individual
•
Filing: 1957-05-29
•
Granted: 1963-02-05
•
Expires: 1977-05-29
Abstract
No abstract record available.
Inventors
- 👤 Schaub Benton Hall
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 22:33
CPC Classifications
H; H02; H02P; H02P29/00; H02P29/0016; H02P29/0022; Y; Y10; Y10S; Y10S74/00; Y10S74/04; Y10T; Y10T74/00; Y10T74/18; Y10T74/18056; Y10T74/18088
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
67 words
IN A VEHICLE BRAKE SYSTEM, A MAGNETIC PARTICLE BRAKE COMPRISING AN ELECTRICAL MEANS FOR PRODUCING A MAGNETIC FIELD FOR OPERATING SAID BRAKE, AN ELECTRICAL SUPPLY FOR SAID BRAKE, AN ELECTRICAL CONTROL SYSTEM FOR CONTROLLING SAID SUPPLY, SAID CONTROL SYSTEM COMPRISING AN ELECTRICAL BRIDGE CIRCUIT HAVING A MANUALLY VARIABLE IMPEDANCE AND A DECELERATION SENSING IMPEDANCE WHEREIN AN UNBALANCING OF SAID BRIDGE EFFECTS THE ELECTRICAL SUPPLY TO SAID BRAKE.
Claim 2
Dependent Claim
67 words
IN A VEHICLE BRAKE SYSTEM, A MAGNETIC PARTICLE BRAKE COMPRISING AN ELECTRICAL MEANS FOR PRODUCING A MAGNETIC FIELD FOR OPERATING SAID BRAKE, AN ELECTRICAL SUPPLY FOR SAID BRAKE, AN ELECTRICAL CONTROL SYSTEM FOR CONTROLLING SAID SUPPLY, SAID CONTROL SYSTEM COMPRISING AN ELECTRICAL BRIDGE CIRCUIT HAVING A MANUALLY VARIABLE IMPEDANCE AND A DECELERATION SENSING IMPEDANCE WHEREIN AN UNBALANCING OF SAID BRIDGE EFFECTS THE ELECTRICAL SUPPLY TO SAID BRAKE.
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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) | 1966-02-04 | 1966-08-06 | 1967-02-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-02-04 | 1970-08-06 | 1971-02-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-02-04 | 1974-08-06 | 1975-02-05 | $7700.00 | Window Closed / Lapsed |