Patent US3126733A successfully refreshed from Google Patents.
US3126733A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fuel combustion characteristic indicator
Assignee: —
•
Filing: —
•
Granted: 1964-03-31
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Expires: 1981-03-31
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 17:02
CPC Classifications
G; G01; G01N; G01N25/00; G01N25/50; G01N25/52
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
154 words
AN APPARATUS FOR TIMING THE OCCURENCE OF PEAK PRESSURE IN A CYLINDER OF AN INTERNAL COMBUSTION ENGINE, SAID APPARATUS COMRISING (1) A PRESSURE PICKUP IN A CYLINDER OF SAID ENGINE, SAID PRESSURE PICKUP GENERATING AN ELECTRIC CURRENT REPRESENTIGN THE PRESSURE IN SAID CYLINDER, (2) A PLUS SHAPER ADAPTED TO EMIT A SHAPR ELECTRICAL SIGNAL AT THE OCCURRENCE OF PEAK PRESSURE IN SAID CYLINDER, (3) ELECTRICAL CONDUCTOR MEANS CONNECTING SAID PRESSURE PICKUP WITH SAID PULSE SHAPER, (4) AN ELECTRONIC PULSE GENERATOR DRIVEN BY SAID ENGINE AND EMITTING A SECCESSION OF ELECTRICAL IMPULSES RELATED TO THE REVOLUTIONS OF SAID ENGINE, (5) AN ELECTRONIC COUNTER RESPONSIVE TO SAID ELECTRICAL IMPULSES OF SAID PULSE GENERATOR UPON BEING ACTUATED BY SAID SHARP ELECTRICAL SIGNAL FROM SAID PULSE SHAPER, (6) ELECTRICAL CONDUCTOR MEANS CONNECTING SAID PULSE SHAPER WITH SAID ELECTRONIC COUNTER, (7) ELECTRICAL CONDUCTOR MEANS CONNECTING SAID ELECTRONIC PULSE GENERATOR WITH SAID ELECTRONIC COUNTER, (8) A PARAMAGNETIC ARMATURE PIN SECURED
Claim 2
Independent Claim
154 words
AN APPARATUS FOR TIMING THE OCCURENCE OF PEAK PRESSURE IN A CYLINDER OF AN INTERNAL COMBUSTION ENGINE, SAID APPARATUS COMRISING (1) A PRESSURE PICKUP IN A CYLINDER OF SAID ENGINE, SAID PRESSURE PICKUP GENERATING AN ELECTRIC CURRENT REPRESENTIGN THE PRESSURE IN SAID CYLINDER, (2) A PLUS SHAPER ADAPTED TO EMIT A SHAPR ELECTRICAL SIGNAL AT THE OCCURRENCE OF PEAK PRESSURE IN SAID CYLINDER, (3) ELECTRICAL CONDUCTOR MEANS CONNECTING SAID PRESSURE PICKUP WITH SAID PULSE SHAPER, (4) AN ELECTRONIC PULSE GENERATOR DRIVEN BY SAID ENGINE AND EMITTING A SECCESSION OF ELECTRICAL IMPULSES RELATED TO THE REVOLUTIONS OF SAID ENGINE, (5) AN ELECTRONIC COUNTER RESPONSIVE TO SAID ELECTRICAL IMPULSES OF SAID PULSE GENERATOR UPON BEING ACTUATED BY SAID SHARP ELECTRICAL SIGNAL FROM SAID PULSE SHAPER, (6) ELECTRICAL CONDUCTOR MEANS CONNECTING SAID PULSE SHAPER WITH SAID ELECTRONIC COUNTER, (7) ELECTRICAL CONDUCTOR MEANS CONNECTING SAID ELECTRONIC PULSE GENERATOR WITH SAID ELECTRONIC COUNTER, (8) A PARAMAGNETIC ARMATURE PIN SECURED
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) | 1967-03-31 | 1967-09-30 | 1968-03-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-03-31 | 1971-09-30 | 1972-03-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-03-31 | 1975-09-30 | 1976-03-31 | $7700.00 | Window Closed / Lapsed |