Patent US3249100A successfully refreshed from Google Patents.
US3249100A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ignition distributor mechanism
Assignee: Motors Liquidation Co
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Filing: 1965-04-19
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Granted: 1966-05-03
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Expires: 1985-04-19
Abstract
No abstract record available.
Inventors
- 👤 Robert P Benzinger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:28
CPC Classifications
F; F02; F02P; F02P5/00; F02P5/04; F02P5/05; F02P5/06; F02P5/07; F02P5/075
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
163 words
IN A TIMING DEVICE FOR AN INTERNAL COMBUSTION ENGINE HAVING AN IGNITION SWITCHING MEANS AND SWITCH OPERATING CAM MEANS THEREFOR, THE IMPROVEMENT COMPRISING; MEANS FOR DRIVING THE CAM MEANS IN TIMED RELATIONSHIP TO SAID ENGINE ESTABLISHING AN INDEXED POSITION FOR THE IGNITION SWITCHING MEANS RELATIVE TO THE CAM MEANS; ENGINE LOAD RESPONSIVE MEANS FOR SHIFTING THE SWITCHING MEAND RELATIVE TO THE CAM MEANS TO ESTABLISH AN ADVANCED IGNITION POSITION DURING A PART ENGINE LOAD CONDITION, SAID ENGINE LOAD RESPONSIVE MEANS RETURNING THE SWITCHING MEANS TO AN INDEXED POSITION AT A HIGHER ENGINE LOAD CONDITION; AND ENGINE SPEED RESPONSIVE MEANS FOR SHIFTING SAID CAM MEANS RELATIVE TO SAID SWITCHING MEANS TO A RETARDED IGNITION POSITION DURING A FIRST PORTION OF A FURTHER INCREASE IN ENGINE LOAD AND SPEED, SAID ENGINE SPEED RESPONSIVE MEANS REVERSELY SHIFTING THE CAM MEANS RELATIVE TO THE SWITCHING MEANS DURING A SECOND PORTION OF AN INCREASE IN ENGINE SPEED AND LOAD THROUGH THE INDEXED POSITION TO AN ADVANCED IGNITION POSITION.
Claim 2
Dependent Claim
163 words
IN A TIMING DEVICE FOR AN INTERNAL COMBUSTION ENGINE HAVING AN IGNITION SWITCHING MEANS AND SWITCH OPERATING CAM MEANS THEREFOR, THE IMPROVEMENT COMPRISING; MEANS FOR DRIVING THE CAM MEANS IN TIMED RELATIONSHIP TO SAID ENGINE ESTABLISHING AN INDEXED POSITION FOR THE IGNITION SWITCHING MEANS RELATIVE TO THE CAM MEANS; ENGINE LOAD RESPONSIVE MEANS FOR SHIFTING THE SWITCHING MEAND RELATIVE TO THE CAM MEANS TO ESTABLISH AN ADVANCED IGNITION POSITION DURING A PART ENGINE LOAD CONDITION, SAID ENGINE LOAD RESPONSIVE MEANS RETURNING THE SWITCHING MEANS TO AN INDEXED POSITION AT A HIGHER ENGINE LOAD CONDITION; AND ENGINE SPEED RESPONSIVE MEANS FOR SHIFTING SAID CAM MEANS RELATIVE TO SAID SWITCHING MEANS TO A RETARDED IGNITION POSITION DURING A FIRST PORTION OF A FURTHER INCREASE IN ENGINE LOAD AND SPEED, SAID ENGINE SPEED RESPONSIVE MEANS REVERSELY SHIFTING THE CAM MEANS RELATIVE TO THE SWITCHING MEANS DURING A SECOND PORTION OF AN INCREASE IN ENGINE SPEED AND LOAD THROUGH THE INDEXED POSITION TO AN ADVANCED IGNITION POSITION.
References Cited (Backward Citations)
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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) | 1969-05-02 | 1969-11-01 | 1970-05-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-05-02 | 1973-11-01 | 1974-05-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-05-02 | 1977-11-01 | 1978-05-03 | $7700.00 | Window Closed / Lapsed |