A connector device and method of converting an engine to operate using an alternative fuel is disclosed. In one embodiment, the connector device comprises an outlet portion, a first injector portion, and a second injector portion. The outlet portion is configured to mate with a fuel injector opening
A connector device and method of converting an engine to operate using an alternative fuel is disclosed. In one embodiment, the connector device comprises an outlet portion, a first injector portion, and a second injector portion. The outlet portion is configured to mate with a fuel injector opening of the engine. The outlet portion comprises an outlet channel in fluid communication with a combustion chamber of the engine when the connector device is installed in the fuel injector opening. The first injector portion is configured to receive a first fuel injector and comprises a first injector opening and a first injector channel. The second injector portion is configured to receive a second fuel injector and comprises a second injector opening and a second injector channel. The second injector channel is curved to provide a laminar flow of fuel through the second injector channel.
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1. A connector device for converting an internal combustion engine to operate using a second fuel, the connector device comprising: an outlet portion configured to mate with a fuel injector opening in the internal combustion engine, wherein the outlet portion is shaped and configured to provide an i
1. A connector device for converting an internal combustion engine to operate using a second fuel, the connector device comprising: an outlet portion configured to mate with a fuel injector opening in the internal combustion engine, wherein the outlet portion is shaped and configured to provide an interference fit with the fuel injector opening, the outlet portion comprising an outlet channel in fluid communication with a combustion chamber of the engine when the connector device is installed in the fuel injector opening;a first injector portion comprising a first injector opening in fluid communication with a first injector channel, wherein the first injector opening is configured to receive a discharge portion of a first fuel injector for emitting a first fuel and the first injector channel is in fluid communication with the outlet channel; anda second injector portion comprising a second injector opening in fluid communication with a second injector channel, wherein the second injector opening is configured to receive a discharge portion of a second fuel injector configured to emit a second fuel into the second injector channel, wherein the second fuel is in a gaseous state upon emission from the second fuel injector into the second injector channel, and wherein the second injector channel is in fluid communication with the outlet channel; andwherein the second injector channel is curved to provide a laminar flow of the second fuel through the second injector channel and into the combustion chamber of the engine when the connector device is installed in the fuel injector opening. 2. The connector device of claim 1, wherein the second fuel injector is a compressed natural gas injector configured to emit compressed natural gas fuel into the second injector channel, and wherein the flow of the compressed natural gas fuel through the second injector channel has a Reynolds Number between about 1900 and 7000. 3. The connector device of claim 2, wherein the flow of the compressed natural gas fuel through the second injector channel has a Reynolds Number greater than 2100 but less than 10,000. 4. The connector device of claim 1, wherein no portion of the second injector channel at least partially blocks an outlet of the second fuel injector. 5. The connector device of claim 1, wherein no portion of the second injector channel causes the second fuel emitted from the second fuel injector to abruptly change direction. 6. The connector device of claim 5, wherein the second injector channel is free of abrupt angles and sharp turns such that the second fuel emitted from the second fuel injector does not abruptly change direction. 7. The connector device of claim 1, wherein the radius of curvature of the second injector channel is between about 2 mm and 50 mm. 8. The connector device of claim 7, wherein the radius of curvature of the second injector channel is about 25 mm. 9. The connector device of claim 1, wherein the diameter of the second injector channel is between about 1.5 mm and 3 mm. 10. The connector device of claim 9, wherein the diameter of the second injector channel is about 2 mm. 11. The connector device of claim 1, wherein the second injector portion extends upward and away from the first injector portion. 12. The connector device of claim 11, wherein the second injector portion extends vertically upward from the first injector portion a distance between about % inch and 2 inches. 13. The connector device of claim 1, wherein a longitudinal axis of the second injector opening extends at an angle between about 5 degrees and 45 degrees relative to a longitudinal axis of the first injector opening. 14. The connector device of claim 13, wherein the angle between the longitudinal axis of the second injector opening and the longitudinal axis of the first injector opening is about 20 degrees. 15. The connector device of claim 1, wherein the first fuel injector is a gasoline injector and the second fuel injector is a compressed natural gas injector. 16. The connector device of claim 1, wherein the connector device is made from a single piece of substantially rigid plastic. 17. The connector device of claim 1, wherein a first o-ring of the first fuel injector provides a seal between the first fuel injector and the first injector channel, and wherein a second o-ring of the second fuel injector provides a seal between the second fuel injector and the second injector channel. 18. The connector device of claim 1, wherein the second injector channel intersects the outlet channel at a location below an end of a body portion of the first fuel injector to prohibit blockage of the second injector channel. 19. The connector device of claim 1, wherein a longitudinal axis of the outlet channel is substantially parallel to and aligned with a longitudinal axis of the fuel injector opening, and wherein a longitudinal axis of the first injector opening and the first injector channel is substantially parallel to and aligned with the longitudinal axis of the outlet channel. 20. The connector device of claim 1, wherein the first fuel injector is elevated relative to the fuel injector opening in the internal combustion engine when the connector device is installed in the fuel injector opening. 21. The connector device of claim 1, wherein the second fuel is an alternative fuel. 22. A connector device for converting an internal combustion engine to operate using a second fuel, the connector device comprising: an outlet portion configured to mate with a fuel injector opening in the internal combustion engine, the outlet portion comprising an outlet channel in fluid communication with a combustion chamber of the engine when the connector device is installed in the fuel injector opening, wherein the outlet portion is shaped and configured to provide an interference fit with the fuel injector opening; and wherein a longitudinal axis of the outlet channel is substantially parallel to and aligned with a longitudinal axis of the fuel injector opening;a first injector portion comprising a first injector opening in fluid communication with a first injector channel, wherein the first injector opening is configured to receive a discharge portion of a first fuel injector for emitting a first fuel and the first injector channel is in fluid communication with the outlet channel, and wherein a longitudinal axis of the first injector opening and the first injector channel is substantially parallel to and aligned with the longitudinal axis of the outlet channel; anda second injector portion comprising a second injector opening in fluid communication with a second injector channel, wherein the second injector opening is configured to receive a discharge portion of a second fuel injector configured to emit a second fuel into the second injector channel, wherein the second fuel is a gas upon emission from the second fuel injector into the second injector channel, and wherein the second injector channel is in fluid communication with the outlet channel, and wherein the second injector portion extends upward and away from the first injector portion; and wherein a longitudinal axis of the second injector opening extends at an angle between about 5 degrees and 45 degrees relative to the longitudinal axis of the first injector opening; andwherein the second injector channel is curved and comprises a radius of curvature between about 2 mm and 50 mm and a diameter between about 1.5 mm and 3 mm, and wherein the second injector channel provides a laminar flow of the second fuel through the second injector channel and into the combustion chamber of the engine when the connector device is installed in the fuel injector opening. 23. The connector device of claim 22, wherein the second injector channel intersects the outlet channel at a location below an end of a body portion of the first fuel injector to prohibit blockage of the second injector channel. 24. The connector device of claim 22, wherein no portion of the second injector channel at least partially blocks an outlet of the second fuel injector, and wherein no portion of the second injector channel causes the second fuel emitted from the second fuel injector to abruptly change direction. 25. The connector device of claim 22, wherein the first fuel injector is elevated relative to the fuel injector opening in the internal combustion engine when the connector device is installed in the fuel injector opening. 26. The connector device of claim 22, wherein the first fuel injector is a gasoline injector and the second fuel injector is a compressed natural gas injector. 27. The connector device of claim 22, wherein the second fuel is an alternative fuel. 28. A method for converting an internal combustion engine to operate using a second fuel, comprising the steps of: removing a first fuel injector from a fuel injector opening of an internal combustion engine;installing a connector device in the fuel injector opening, the connector device comprising: an outlet portion configured to mate with the fuel injector opening and comprising an outlet channel in fluid communication with a combustion chamber of the engine when the connector device is installed in the fuel injector opening, wherein the outlet portion is shaped and configured to provide an interference fit with the fuel injector opening;a first injector portion comprising a first injector opening in fluid communication with a first injector channel, wherein the first injector opening is configured to receive a discharge portion of the first fuel injector and the first injector channel is in fluid communication with the outlet channel; anda second injector portion comprising a second injector opening in fluid communication with a second injector channel, wherein the second injector opening is configured to receive a discharge portion of a second fuel injector configured to emit a second fuel into the second injector channel, wherein the second fuel is in a gaseous state upon emission from the second fuel injector into the second injector channel, and wherein the second injector channel is in fluid communication with the outlet channel, and wherein the second injector channel is curved to provide a laminar flow of the second fuel through the second injector channel and into the combustion chamber of the engine when the connector device is installed in the fuel injector opening; andinstalling the first fuel injector in one of the first and second injector openings of the connector device; andinstalling the second fuel injector in the other of the first and second injector openings of the connector device. 29. The method of claim 28 further comprising repeating the steps of claim 28 for each fuel injector opening of the internal combustion engine. 30. The method of claim 28 further comprising connecting a second fuel source to the second fuel injector. 31. The method claim 28, wherein the first fuel injector is elevated relative to the fuel injector opening in the internal combustion engine when the first fuel injector is installed in the first injector opening of the connector device. 32. The method of claim 28, wherein the first fuel injector is a gasoline injector and the second fuel injector is a compressed natural gas injector, and wherein the first fuel injector is installed in the first injector opening and the second fuel injector is installed in the second injector opening. 33. The method of claim 28, wherein the second fuel is an alternative fuel.
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이 특허에 인용된 특허 (37)
Wisdom, James R., Apparatus for the uniform distribution of fuel to a multi cylinder spark ignition engine.
Brown Michael H. (101 Cherry Rd. Berea KY 40403) Cofield James R. (6224 Larcomb Dr. Dayton OH 45424) Jenks Harold J. (4720 Whitewood Ct. Dayton OH 45424), Dual fuel system.
Polletta David F. (Northville MI) Bjerke David F. (Birmingham MI) Miller William S. (Wixon MI) Todd Steven G. (Sterling Heights MI), Fuel injection apparatus for vehicles.
King Steven R. ; Walser Michael W. ; Cole Christopher M. ; Carpenter John W., Method and apparatus for providing multipoint gaseous fuel injection to an internal combustion engine.
King Steven R. ; Walser Michael W. ; Cole Christopher M. ; Carpenter John W., Method and apparatus for providing multipoint gaseous fuel injection to an internal combustion engine.
King Steven R. ; Walser Michael W. ; Cole Christopher M. ; Carpenter John W., Method and apparatus for providing multipoint gaseous fuel injection to an internal combustion engine.
Stokes Richard A. (112 E. Fourth St. ; Apt. B-1 Aberdeen WA 98520), Methods and apparatus for vaporizing and utilizing fuels of various octane ratings.
Pien Pao C. (1105 Marbelle Club ; 840 S. Collier Boulevard Marco Island FL 33937), Multi-fuel compression-ignition engine and fuel injection pump therefor.
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