US3170503A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fuel viscosity responsive control
Assignee: Continental Aviation and Engineering Corp
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Filing: 1962-04-23
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Granted: 1965-02-23
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Expires: 1982-04-23
Abstract
No abstract record available.
Inventors
- 👤 Walter F Isley
- 👤 Frank C Druzynski
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 14:02
CPC Classifications
F; F02; F02M; F02M37/00; F02M37/0011; F02M37/0023; F02M37/0035; F02D; F02D19/00; F02D19/06; F02D19/0626; F02D19/0634; F02D19/0663; F02D19/0673; F02D19/0678; F02M37/0047; F02M37/0064; Y; Y02; Y02T; Y02T10/00; Y02T10/10; Y02T10/30; Y10; Y10T; Y10T137/00; Y10T137/7722; Y10T137/7736; Y10T137/7737
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
205 words
IN A MULTIFUEL ENGINE HAVING A FUEL SUPPLY MEANS, A A FUEL CONTROL SYSTEM COMPRISING (A) MEANS ADAPTED FOR CONNECTION TO SAID FUEL SUPPLY MEANS AND OPERABLE TO REGULATE THE FUEL TO A PREDETERMINED CONSTANT PRESSURE, AND (B) A VISCOSITY RESPONSIVE CONTROL DEVICE COMMUNICATING WITH SAID PRESSURE REGULATING MEANS AND OPERABLE TO VARY THE FUEL DELIVERED TO THE ENGINE BY SAID FUEL SUPPLY MEANS, SAID DEVICE COMPRISING A FIRST ORIFICE COMMUNICATING WITH SAID PRESSURE REGULATING MEANS, A SECOND ORIFLCE CONNECTED IN SERIES WITH AND FIRST ORIFICE, A PRESSURE CHAMBER INTERMEDIATE SAID FIRST AND SAID SECOND ORIFICES, A PRESSSURE RESPONSIVE MEANS CARRIED IN SAID PRESSURE CHAMBER AND BEING ADAPTED FOR OPERABLE CONNECTION WITH SAID FUEL SUPPLY MEANS WHEREBY AS PRESSURE VARIES IN SAID PRESSURE CHAMBER IN RESPONSE TO CHANGES IN THE VISCOSITY OF THE FUEL BEING USED, SAID PRESSURE RESPONSIVE MEANS IS OPERABLE TO VARY THE AMONT OF THE FUEL DELIVERED TO THE ENGINE, AND TEMPERATURE RESPONSIVE MEANS OPERABLE TO VARY THE SIZE OF AT LEAST ONE OF SAID ORIFICES IN RESPONSE TO TEMPERATURE VARIATIONS IN THE FUEL BEING DELIVERED TO THE ENGINE WHEREBY THE AMOUNT OF FUEL BEING DELIVERED TO THE ENGINE WILL BE VARIED IN RESPONSE TO VISCOSITY CHANGES IN THE FUEL BEING DELIVERED.
Claim 2
Dependent Claim
205 words
IN A MULTIFUEL ENGINE HAVING A FUEL SUPPLY MEANS, A A FUEL CONTROL SYSTEM COMPRISING (A) MEANS ADAPTED FOR CONNECTION TO SAID FUEL SUPPLY MEANS AND OPERABLE TO REGULATE THE FUEL TO A PREDETERMINED CONSTANT PRESSURE, AND (B) A VISCOSITY RESPONSIVE CONTROL DEVICE COMMUNICATING WITH SAID PRESSURE REGULATING MEANS AND OPERABLE TO VARY THE FUEL DELIVERED TO THE ENGINE BY SAID FUEL SUPPLY MEANS, SAID DEVICE COMPRISING A FIRST ORIFICE COMMUNICATING WITH SAID PRESSURE REGULATING MEANS, A SECOND ORIFLCE CONNECTED IN SERIES WITH AND FIRST ORIFICE, A PRESSURE CHAMBER INTERMEDIATE SAID FIRST AND SAID SECOND ORIFICES, A PRESSSURE RESPONSIVE MEANS CARRIED IN SAID PRESSURE CHAMBER AND BEING ADAPTED FOR OPERABLE CONNECTION WITH SAID FUEL SUPPLY MEANS WHEREBY AS PRESSURE VARIES IN SAID PRESSURE CHAMBER IN RESPONSE TO CHANGES IN THE VISCOSITY OF THE FUEL BEING USED, SAID PRESSURE RESPONSIVE MEANS IS OPERABLE TO VARY THE AMONT OF THE FUEL DELIVERED TO THE ENGINE, AND TEMPERATURE RESPONSIVE MEANS OPERABLE TO VARY THE SIZE OF AT LEAST ONE OF SAID ORIFICES IN RESPONSE TO TEMPERATURE VARIATIONS IN THE FUEL BEING DELIVERED TO THE ENGINE WHEREBY THE AMOUNT OF FUEL BEING DELIVERED TO THE ENGINE WILL BE VARIED IN RESPONSE TO VISCOSITY CHANGES IN THE FUEL BEING DELIVERED.
References Cited (Backward Citations)
US1534091A
Cited
US1881200A
Cited
US1899396A
Cited
US2579215A
Cited
CH272061A
Cited
US2859768A
Cited
US2917067A
Cited
GB868228A
Cited
US3082787A
Cited
US2996053A
Cited
US3067768A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-02-23 | 1968-08-24 | 1969-02-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-02-23 | 1972-08-24 | 1973-02-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-02-23 | 1976-08-24 | 1977-02-23 | $7700.00 | Window Closed / Lapsed |