DRIVE DEVICE
1 Assignment
0 Petitions
Accused Products
Abstract
One embodiment includes a combination including a secondary air pump; and a first control valve constructed and arranged to control flow of air into the secondary air pump from one or more lines connected to the first control valve; and/or a second control valve constructed and arranged to control flow of air from the secondary air pump through one or more lines connected to the second control valve. The combination being particularly useful in a system including a combustion engine.
16 Citations
27 Claims
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1-11. -11. (canceled)
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12. A product, comprising:
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an internal combustion engine connected to an air intake line; an air pump comprising a pump inlet and a pump outlet; an air feed line connecting the pump inlet to a clean air region of the air intake line; a secondary air supply line connecting the pump outlet to an outlet manifold of the internal combustion engine; a first control valve arranged in the air feed line; and a second control valve arranged in the secondary air supply line. - View Dependent Claims (13, 14, 15, 16, 17, 18, 19, 20)
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21. A product, comprising:
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an internal combustion engine connected to an air intake line; an air pump comprising a pump inlet and a pump outlet; a fuel ventilation line connecting a fuel tank to the pump inlet; a fuel vapor bypass line connecting the pump outlet to a clean air region of the air intake line; a first control valve arranged in the fuel ventilation line; and a second control valve arranged in the fuel vapor bypass line. - View Dependent Claims (22, 23, 24, 25, 26)
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27. A method comprising:
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providing an air pump constructed and arranged to provide air along a flow path from a clean air region of an air intake line of an internal combustion engine to an exhaust manifold of the internal combustion engine; and operating a first control valve and a second control valve arranged along the flow path so that the air pump provides fuel vapor from a fuel tank to the Clean air region.
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Specification