US3373333A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Voltage and current regulator for automobiles
Assignee: GARY R ECKARD
•
Filing: 1965-10-20
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Granted: 1968-03-12
•
Expires: 1985-10-20
Abstract
No abstract record available.
Inventors
- 👤 Gary R Eckard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 12:07
CPC Classifications
H; H02; H02P; H02P9/00; H02P9/14; H02P9/26; H02P9/30; H02P2101/00; H02P2101/30
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
99 words
A BATTERY VOLTAGE REGULATING DEVICE HAVING AN ELECTRICAL CURRENT PRODUCING DEVICE (1) DRIVEN BY AN ENGINE AND (2) CONNECTED ELECTRICALLY TO THE BATTERY NORMALLY TO CONTINUOUSLY CHARGE SAID BATTERY, IN COMBINATION WITH MEANS COMPRISING A TRANSISTOR FOR CONTROLLING CURRENT THROUGH THE FIELD WINDING OF SAID CURRENT PRODUCING DEVICE, MEANS COMPRISING A TRANSISTOR CONTROLLED SOLELY BY THE VOLTAGE OF THE BATTERY FOR AT TIMES LIMITING THE OPERATION OF THE ELECTRICAL CURRENT PRODUCING DEVICE AND MEANS COMPRISING A TRANSISTOR CONTROLLED SOLELY BY THE CURRENT BEING PRODUCED BY SAID CURRENT PRODUCING DEVICE FOR LIMITING THE OPERATION OF THE ELECTRICAL CURRENT PRODUCING DEVICE.
Claim 2
Dependent Claim
99 words
A BATTERY VOLTAGE REGULATING DEVICE HAVING AN ELECTRICAL CURRENT PRODUCING DEVICE (1) DRIVEN BY AN ENGINE AND (2) CONNECTED ELECTRICALLY TO THE BATTERY NORMALLY TO CONTINUOUSLY CHARGE SAID BATTERY, IN COMBINATION WITH MEANS COMPRISING A TRANSISTOR FOR CONTROLLING CURRENT THROUGH THE FIELD WINDING OF SAID CURRENT PRODUCING DEVICE, MEANS COMPRISING A TRANSISTOR CONTROLLED SOLELY BY THE VOLTAGE OF THE BATTERY FOR AT TIMES LIMITING THE OPERATION OF THE ELECTRICAL CURRENT PRODUCING DEVICE AND MEANS COMPRISING A TRANSISTOR CONTROLLED SOLELY BY THE CURRENT BEING PRODUCED BY SAID CURRENT PRODUCING DEVICE FOR LIMITING THE OPERATION OF THE ELECTRICAL CURRENT PRODUCING DEVICE.
References Cited (Backward Citations)
US3201681A
Cited
US3226623A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-03-12 | 1971-09-11 | 1972-03-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-03-12 | 1975-09-11 | 1976-03-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-03-12 | 1979-09-11 | 1980-03-12 | $7700.00 | Window Closed / Lapsed |