Device for ventilating a fuel tank
1 Assignment
0 Petitions
Accused Products
Abstract
A device for ventilating a fuel tank of an internal combustion engine in particular of a fuel tank of an internal combustion engine of a motor vehicle includes an activated carbon filter and at least one valve which is controllable by a control unit. To prevent leakage of hydrocarbons into the environment without enlargement of the activated carbon filter the control unit controls the valve in dependence on a load factor of the activated carbon filter and/or in dependence on an operating cycle duration of the internal combustion engine.
-
Citations
26 Claims
-
1. -12. (canceled)
-
13. A device for ventilating and aerating a fuel tank of an internal combustion engine, comprising:
-
an activated carbon filter; at least one valve; a control unit for controlling the at least one valve in dependence on at least one of a load factor of the activated carbon filter and an operating cycle duration of the internal combustion engine. - View Dependent Claims (14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26)
-
Specification