Patent US3229162A successfully refreshed from Google Patents.
US3229162A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Magneto ignition system
Assignee: Bendix Corp
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Filing: 1960-12-05
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Granted: 1966-01-11
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Expires: 1980-12-05
Abstract
No abstract record available.
Inventors
- 👤 Donald C Loudon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 15:59
CPC Classifications
F; F02; F02P; F02P1/00; F02P1/08; F02P1/083; F02P3/00; F02P3/01
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
187 words
APPARATUS OF THE CLASS DESCRIBED COMPRISING IN COMBINATION A MAGNETO INCLUDING A TRANSFORMER HAVING PRIMARY AND SECONDARY WINDINGS ON A MAGNETIC CORE AND A MAGNETIC ROTOR OPERATIVELY ASSOCIATED WITH SAID TRANSFORMER TO GENERATE ALTERNATING CURRENT FLOW IN SAID PRIMARY WINDING, MEANS CONNECTED WITH SAID PRIMARY WINDING TO CONTROL CURRENT FLOW THEREIN COMPRISING FIRST AND SECOND TRANSISTORS EACH HAVING AN EMITTER, A COLLECTOR AND A BASE, MEANS CONNECTING THE COLLECTORS OF SAID TRANSISTORS TO EACH OTHER, MEANS CONNECTING THE EMITTER OR THE FIRST TRANSISTOR TO ONE END OF SAID PRIMARY WINDING AND THE EMITTER OF THE SECOND TRANSISTOR TO THE OTHER END OF SAID PRIMARY WINDING, A RESISTOR CONNECTED BETWEEN THE BASES OF SAID TRANSISTORS, AND A SECOND TRANSFORMER COMPRISING FIRST AND SECOND INDUCTIVELY COUPLED WINDINGS WOUND ON A SATURABLE MAGNETIC CORE, SAID FIRST WINDING BEING CONNECTED BETWEEN SAID ONE END OF THE PRIMARY WINDING AND THE BASE OF SAID FIRST TRANSISTOR AND SAID SECOND WINDING BEING CONNECTED BETWEEN SAID OTHER END OF SAID PRIMARY WINDING AND THE BASE OF SAID SECOND TRANSISTOR, AND AN IGNITER GAP HAVING SPACED ELETRODES CONNECTED TO OPPOSITE ENDS OF SAID SECONDARY WINDING.
Claim 2
Dependent Claim
187 words
APPARATUS OF THE CLASS DESCRIBED COMPRISING IN COMBINATION A MAGNETO INCLUDING A TRANSFORMER HAVING PRIMARY AND SECONDARY WINDINGS ON A MAGNETIC CORE AND A MAGNETIC ROTOR OPERATIVELY ASSOCIATED WITH SAID TRANSFORMER TO GENERATE ALTERNATING CURRENT FLOW IN SAID PRIMARY WINDING, MEANS CONNECTED WITH SAID PRIMARY WINDING TO CONTROL CURRENT FLOW THEREIN COMPRISING FIRST AND SECOND TRANSISTORS EACH HAVING AN EMITTER, A COLLECTOR AND A BASE, MEANS CONNECTING THE COLLECTORS OF SAID TRANSISTORS TO EACH OTHER, MEANS CONNECTING THE EMITTER OR THE FIRST TRANSISTOR TO ONE END OF SAID PRIMARY WINDING AND THE EMITTER OF THE SECOND TRANSISTOR TO THE OTHER END OF SAID PRIMARY WINDING, A RESISTOR CONNECTED BETWEEN THE BASES OF SAID TRANSISTORS, AND A SECOND TRANSFORMER COMPRISING FIRST AND SECOND INDUCTIVELY COUPLED WINDINGS WOUND ON A SATURABLE MAGNETIC CORE, SAID FIRST WINDING BEING CONNECTED BETWEEN SAID ONE END OF THE PRIMARY WINDING AND THE BASE OF SAID FIRST TRANSISTOR AND SAID SECOND WINDING BEING CONNECTED BETWEEN SAID OTHER END OF SAID PRIMARY WINDING AND THE BASE OF SAID SECOND TRANSISTOR, AND AN IGNITER GAP HAVING SPACED ELETRODES CONNECTED TO OPPOSITE ENDS OF SAID SECONDARY WINDING.
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) | 1969-01-10 | 1969-07-12 | 1970-01-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-10 | 1973-07-12 | 1974-01-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-10 | 1977-07-12 | 1978-01-11 | $7700.00 | Window Closed / Lapsed |