| 摘要 |
A spraying head for the humidification of the intake air of a piston engine, said spraying head comprising at least one nozzle ( 3 ) for supplying a liquid humidifying the intake air into the air intake duct or into a space leading to the air intake duct of the engine. The spraying head ( 1 ) is movable between at least two positions, a first position (FIG. 2 a), in which first position the spraying head is retracted, and a second position (FIG. 2 b), in which second position the spraying head is protruding.
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