US3313995A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Reverse polarity protection circuit
Assignee: Bach Auricon Inc
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Filing: 1964-01-16
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Granted: 1967-04-11
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Expires: 1984-01-16
Abstract
No abstract record available.
Inventors
- 👤 Walter H Bach
- 👤 Gerhard H Koester
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 03:39
CPC Classifications
H; H02; H02H; H02H11/00; H02H11/002; H02J; H02J7/00; H02J7/14; H02J7/60; H02J7/62; H02J7/68
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
85 words
AN ELECTRICAL SYSTEM, COMPRISING: RECEPTACLE MEANS FOR REMOVABLY CONNECTING A BATTERY INTO AN ELECTRICAL SYSTEM; A FUSE ELECTRICALLY CONNECTED IN SERIES WITH SAID RECEPTACLE MEANS; A UNIDIRECTIONAL ELECTRICAL PATH IN PARALLEL WITH SAID FUSE AND SAID RECEPTACLE MEANS; A BOOSTER BATTERY; NORMALLY DISABLED MEANS FOR ELECTRICALLY CONNECTING SAID BOOSTER BATTERY ACROSS SAID FUSE; AND MEANS RESPONSIVE TO FLOW OF ELECTRICAL CURRENT THROUGH SAID UNIDIRECTIONAL ELECTRICAL PATH TO ENABLE SAID NORMALLY DISABLED MEANS, WHEREBY ELECTRICAL CURRENT FROM SAID BOOSTER BATTERY CAUSES SAID FUSE TO BURN OUT.
Claim 2
Dependent Claim
85 words
AN ELECTRICAL SYSTEM, COMPRISING: RECEPTACLE MEANS FOR REMOVABLY CONNECTING A BATTERY INTO AN ELECTRICAL SYSTEM; A FUSE ELECTRICALLY CONNECTED IN SERIES WITH SAID RECEPTACLE MEANS; A UNIDIRECTIONAL ELECTRICAL PATH IN PARALLEL WITH SAID FUSE AND SAID RECEPTACLE MEANS; A BOOSTER BATTERY; NORMALLY DISABLED MEANS FOR ELECTRICALLY CONNECTING SAID BOOSTER BATTERY ACROSS SAID FUSE; AND MEANS RESPONSIVE TO FLOW OF ELECTRICAL CURRENT THROUGH SAID UNIDIRECTIONAL ELECTRICAL PATH TO ENABLE SAID NORMALLY DISABLED MEANS, WHEREBY ELECTRICAL CURRENT FROM SAID BOOSTER BATTERY CAUSES SAID FUSE TO BURN OUT.
References Cited (Backward Citations)
US2509239A
Cited
US3160805A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-04-10 | 1970-10-10 | 1971-04-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-04-10 | 1974-10-10 | 1975-04-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-04-10 | 1978-10-10 | 1979-04-11 | $7700.00 | Window Closed / Lapsed |