US3126876A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fuel injection systems for rotary combustion engines
Assignee: —
•
Filing: —
•
Granted: 1964-03-31
•
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
2026-10-29 17:03
CPC Classifications
F; F02; F02D; F02D3/00; F02B; F02B53/00; F02B53/10; F02B2053/005; F02B75/00; F02B75/12; F02B2075/125; Y; Y02; Y02T; Y02T10/00; Y02T10/10; Y02T10/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
172 words
A ROTARY COMBUSTION ENGINE HAVING A HOLLOW OUTER BODY AND AN INNER BODY ROTATABLE RELATIVE TO THE OUTER BODY COOPERATING WITH THE OUTER BODY TO FORM A PLURALITY OF WORKING CHAMBERS THEREBETWEEN THAT ROTATE ABOUT THE AXIS OF THE OUTER BODY AND CYCLICALLY VARY IN VOLUME AS THE INNER BODY ROTATES RELATIVE TO THE OUTER BODY; AIR INTAKE PASSAGE MEANS FOR THE CHAMBERS; FUEL SUPPLY MEANS FOR SUPPLYING FUEL FROM A FUEL SOURCE TO THE ENGINE CHAMBERS; THE FUEL SUPPLY MEANS INCLUDING MEANS FOR SENSING AIR FLOW THROUGH SAID AIR INTAKE AND FOR CONTROLLING FUEL FLOW PROPORTIONALLY TO SAID AIR FLOW, A FUEL PUMP FOR ESTABLISHING A FUEL PRESSURE GREATER THAN ATMOSPHERIC PRESSURE, AND A FUEL INJECTION NOZZLE FOR CONTINUOUSLY INJECTING FUEL DIRECTLY INTO THE ENGINE CHAMBERS RESPONSIVE TO THE FLOW OF AIR THROUGH THE AIR INTAKE PASSAGE MEANS, THE FUEL INJECTION NOZZLE BEING LOCATED WITHIN THE WALL OF THE OUTER BODY AND OPENING AT THE INNER SURFACE OF THE OUTER BODY ADJACENT TO AND DOWNSTREAM FROM THE AIR INTAKE PASSAGE MEANS.
Claim 2
Dependent Claim
172 words
A ROTARY COMBUSTION ENGINE HAVING A HOLLOW OUTER BODY AND AN INNER BODY ROTATABLE RELATIVE TO THE OUTER BODY COOPERATING WITH THE OUTER BODY TO FORM A PLURALITY OF WORKING CHAMBERS THEREBETWEEN THAT ROTATE ABOUT THE AXIS OF THE OUTER BODY AND CYCLICALLY VARY IN VOLUME AS THE INNER BODY ROTATES RELATIVE TO THE OUTER BODY; AIR INTAKE PASSAGE MEANS FOR THE CHAMBERS; FUEL SUPPLY MEANS FOR SUPPLYING FUEL FROM A FUEL SOURCE TO THE ENGINE CHAMBERS; THE FUEL SUPPLY MEANS INCLUDING MEANS FOR SENSING AIR FLOW THROUGH SAID AIR INTAKE AND FOR CONTROLLING FUEL FLOW PROPORTIONALLY TO SAID AIR FLOW, A FUEL PUMP FOR ESTABLISHING A FUEL PRESSURE GREATER THAN ATMOSPHERIC PRESSURE, AND A FUEL INJECTION NOZZLE FOR CONTINUOUSLY INJECTING FUEL DIRECTLY INTO THE ENGINE CHAMBERS RESPONSIVE TO THE FLOW OF AIR THROUGH THE AIR INTAKE PASSAGE MEANS, THE FUEL INJECTION NOZZLE BEING LOCATED WITHIN THE WALL OF THE OUTER BODY AND OPENING AT THE INNER SURFACE OF THE OUTER BODY ADJACENT TO AND DOWNSTREAM FROM THE AIR INTAKE PASSAGE MEANS.
References Cited (Backward Citations)
No citation records indexed.
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 |