US3305774A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Malfunction indicator for dioderectified alternator current generators capable of indicating high voltage and open field conditions
Assignee: Motors Liquidation Co
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Filing: 1964-08-12
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Granted: 1967-02-21
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Expires: 1984-08-12
Abstract
No abstract record available.
Inventors
- 👤 Thomas C Heath
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 07:30
CPC Classifications
H; H02; H02J; H02J7/00; H02J7/14; H02J7/16; H02J7/22; G; G01; G01R; G01R31/00; G01R31/005; G01R31/006
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
104 words
A FAILURE INDICATING SYSTEM FOR A DIODE-RECTIFIED ALTERNATING CURRENT GENERATOR COMPRISING, AN ALTERNATING CURRENT GENERATOR HAVING A THREE PHASE OUTPUT WINDING, A THREE PHASE FULL-WAVE BRIDGE RECTIFIER HAVING D.C. OUTPUT TERMINALS AND HAVING A.C. INPUT TERMINALS CONNECTED WITH SAID OUTPUT WINDING, A BATTERY, MEANS CONNECTING SAID BATTERY ACROSS THE D.C. OUTPUT TERMINALS OF SAID BRIDGE RECTIFIER, A VOLTAGE DIVIDER NETWORK CONNECTED ACROSS THE D.C. OUTPUT TERMINALS OF SAID BRIDGE RECTIFIER ENCE POTENTIAL POINT CONNECTED WITH AT LEAST ONE PHASE WINDING OF SAID OUTPUT WINDING, SAID REFERENCE POTENTIAL POINTS HAVING SUBSTANTIALLY EQUAL VOLTAGES WHEN THE OUTPUT VOLTAGE OF SAID GENERATOR IS NORMAL, AN INDICATING DE-
Claim 2
Dependent Claim
104 words
A FAILURE INDICATING SYSTEM FOR A DIODE-RECTIFIED ALTERNATING CURRENT GENERATOR COMPRISING, AN ALTERNATING CURRENT GENERATOR HAVING A THREE PHASE OUTPUT WINDING, A THREE PHASE FULL-WAVE BRIDGE RECTIFIER HAVING D.C. OUTPUT TERMINALS AND HAVING A.C. INPUT TERMINALS CONNECTED WITH SAID OUTPUT WINDING, A BATTERY, MEANS CONNECTING SAID BATTERY ACROSS THE D.C. OUTPUT TERMINALS OF SAID BRIDGE RECTIFIER, A VOLTAGE DIVIDER NETWORK CONNECTED ACROSS THE D.C. OUTPUT TERMINALS OF SAID BRIDGE RECTIFIER ENCE POTENTIAL POINT CONNECTED WITH AT LEAST ONE PHASE WINDING OF SAID OUTPUT WINDING, SAID REFERENCE POTENTIAL POINTS HAVING SUBSTANTIALLY EQUAL VOLTAGES WHEN THE OUTPUT VOLTAGE OF SAID GENERATOR IS NORMAL, AN INDICATING DE-
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-02-20 | 1970-08-22 | 1971-02-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-02-20 | 1974-08-22 | 1975-02-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-02-20 | 1978-08-22 | 1979-02-21 | $7700.00 | Window Closed / Lapsed |