Electromechanical valve actuator assembly
View Patent ↗A lever electromechanical valve actuator assembly and arrangement of electromechanical valve actuators that creates a compact actuator assembly to increase ease of serviceability, provide space for engine components and eliminate interference between the actuators and components in the vehicle engine compartment.
1. A lever electromechanical valve actuator assembly for a vehicle engine having cylinders, said electromechanical valve actuator assembly comprising:
a first actuator having a first pivot end and a first lever end;
a second actuator coupled to said first actuator, said second actuator including a second pivot end and a second lever end, and wherein said second actuator and said first actuator are oriented in the same direction and wherein said first and second actuators are arranged so that said first lever end is in closer proximity to said second pivot end than said second lever end.
2. The lever electromechanical valve actuator assembly of claim 1 wherein said first actuator includes a first pivot axis and said second actuator includes a second pivot axis, and wherein said first and second pivot axes are parallel.
3. The lever electromechanical valve actuator assembly of claim 2 further including a third actuator and a fourth actuator and wherein said third actuator includes a third axis and said fourth actuator includes a fourth axis, said third axis being angled relative to said first axis.
4. The lever electromechanical valve actuator assembly of claim 1 further including a third actuator and a fourth actuator and wherein said third actuator and said fourth actuator are oriented in the same direction as said first actuator and said second actuator.
5. The lever electromechanical valve actuator assembly of claim 1 wherein said first and second actuators each include a longitudinal actuator extent and wherein said first and second actuators are coupled to a valve and wherein said valve is approximately centered along said longitudinal actuator extent.
6. The lever electromechanical valve actuator assembly of claim 1 wherein said actuators each include a longitudinal actuator center and wherein said actuators are coupled to a valve assembly and wherein said valve assembly is offset from said longitudinal actuator center.
7. The lever electromechanical valve actuator assembly of claim 1 wherein said first and second actuators are situated over a first cylinder and wherein said first cylinder includes a perimeter, said perimeter being extended toward said first and second actuators and wherein said first and second actuators are each intake actuators located at least partially outside said extended perimeter.
8. The lever electromechanical valve actuator assembly of claim 1 wherein said first and second actuators are situated over a cylinder and wherein said actuator assembly further includes a control system in communication with said actuators, said control system being at least partially situated over said cylinder.
9. The lever electromechanical valve actuator assembly of claim 8 further including a third and fourth actuator each located at least partially outside said extended perimeter.
10. The lever electromechanical valve actuator assembly of claim 8 wherein said cylinders include a second cylinder and wherein each of said first and second cylinders includes an axis, said first and second actuators being arranged over said first cylinder and shifted from the axis of said first cylinder toward the axis of said second cylinder.
11. The lever electromechanical valve actuator assembly of claim 1 wherein said cylinders are arranged along a cylinder longitudinal axis and wherein said actuators are disposed lateral relative to said cylinder longitudinal axis.
12. The lever electromechanical valve actuator assembly of claim 1 wherein said engine further includes a cylinder head between said cylinders and said electromechanical valve actuator assembly, said cylinder head having a longitudinal extent and wherein said electromechanical valve actuators are arranged laterally relative to said cylinder head and said cylinder longitudinal extent.
13. The lever electromechanical valve actuator assembly of claim 12 wherein said cylinder head further includes a spark plug hole and said electromechanical valve actuator assembly further includes a third actuator and a fourth actuator, said spark plug hole being approximately centered between said actuators.
14. The lever electromechanical valve actuator assembly of claim 12 wherein said actuators each include a pivot axis and wherein said pivot axes are parallel.
15. The lever electromechanical valve actuator assembly of claim 12 further including a third actuator having a third axis and wherein said first actuator includes a first axis, said third axis and said first axis being aligned along said longitudinal extent and wherein said first axis is angled relative to said third axis.
16. A lever electromechanical valve actuator assembly for a vehicle engine having cylinders, said electromechanical valve actuator comprising:
a first actuator having a first pivot end and a first lever end;
a second actuator including a second pivot end and a second lever end, and wherein said second actuator is approximately a mirror image of said first actuator and is oriented opposing said first actuator;
wherein each of said first and second actuators include a longitudinal actuator extent and wherein said first actuator is offset relative said second actuator along said longitudinal actuator extents; and
wherein said first and second actuators are arranged so that said first lever end is in closer proximity to said second lever end than said second pivot end.
17. The lever electromechanical valve actuator assembly of claim 16 further including a valve coupled to each of said actuators and wherein said valve is coupled to the respective actuator approximately along the center of said longitudinal actuator extent.
18. The lever electromechanical valve actuator assembly of claim 16 further including a valve coupled to each of said actuators and wherein said valve is offset from the centerpoint of said longitudinal actuator extent.
19. The lever electromechanical valve actuator assembly of claim 16 further including a third actuator and a fourth actuator, said actuators each including a longitudinal actuator extent, said first and second actuators being offset along their actuator longitudinal extent and wherein at least one of said third and fourth actuators is aligned with said first actuator along their actuator longitudinal extent and wherein the other of said third and fourth actuators is aligned with said second actuator along their actuator longitudinal extent.
20. The lever electromechanical valve actuator assembly of claim 19 wherein each of said actuators includes an approximately parallel pivot axis.
21. The lever electromechanical valve actuator assembly of claim 16 wherein said actuators are situated over one of said cylinders and wherein said one cylinder includes an outer perimeter, said outer perimeter being extended toward said actuators and wherein said actuators are at least partially located outside said extended outer perimeter.
22. The lever electromechanical valve actuator assembly of claim 16 further including a third actuator and a fourth actuator and wherein said first actuator and said third actuator are oriented in the same direction and said second and fourth actuator are oriented in the same direction and opposing the direction of orientation of said first and third actuators.
23. The lever electromechanical valve actuator assembly of claim 16 wherein said first and second actuators are situated over a cylinder and wherein said actuator assembly further includes a control system communication with said actuators, said control system being at least partially situated over said cylinder.
24. A lever electromechanical valve actuator assembly for a vehicle engine having cylinders, said electromechanical valve actuator comprising:
a first actuator having a first pivot end and a first lever end;
a second actuator including a second pivot end and a second lever end, and wherein said second actuator is approximately a mirror image of said first actuator and is oriented opposing said first actuator;
wherein each of said first and second actuators include a longitudinal actuator extent and wherein said first actuator is offset relative said second actuator along said longitudinal actuator extents;
wherein said actuators are situated over one of said cylinders and wherein said one cylinder includes an outer perimeter, said outer perimeter being extended toward said actuators and wherein said actuators are at least partially located outside said extended outer perimeter; and
wherein said extended perimeter has an area, said actuators occupying less than half said area of said extended perimeter.
25. The lever electromechanical valve actuator assembly of claim 24 further including a valve coupled to each of said actuators and wherein said valve is coupled to the respective actuator approximately along the center of said longitudinal actuator extent.
26. The lever electromechanical valve actuator assembly of claim 24 further including a valve coupled to each of said actuators and wherein said valve is offset from the centerpoint of said longitudinal actuator extent.
27. The lever electromechanical valve actuator assembly of claim 24 wherein said first and second actuators are arranged so that said first lever end is in closer proximity to said second lever end than said second pivot end.
28. The lever electromechanical valve actuator assembly of claim 24 further including a third actuator and a fourth actuator, said actuators each including a longitudinal actuator extent, said first and second actuators being offset along their actuator longitudinal extent and wherein at least one of said third and fourth actuators is aligned with said first actuator along their actuator longitudinal extent and wherein the other of said third and fourth actuators is aligned with said second actuator along their actuator longitudinal extent.
29. The lever electromechanical valve actuator assembly of claim 28 wherein each of said actuators includes an approximately parallel pivot axis.
30. The lever electromechanical valve actuator assembly of claim 24 further including a third actuator and a fourth actuator and wherein said first actuator and said third actuator are oriented in the same direction and said second and fourth actuator are oriented in the same direction and opposing the direction of orientation of said first and third actuators.
31. The lever electromechanical valve actuator assembly of claim 24 wherein said first and second actuators are situated over a cylinder and wherein said actuator assembly further includes a control system communication with said actuators, said control system being at least partially situated over said cylinder.