| 摘要 |
It is herein described a diffuser for deodorizing products of the type consisting of an element provided with means apt to allow its application in correspondence with a vehicle vent-hole, the said diffuser showing openings for the inlet and outlet of an air flow apt to reach a deodorizing product introduced inside an envelope consisting of a semipermeable membrane apt to allow the passage of the perfumed oil molecules when it is reached by an air flow. Means are provided apt to control the said air flow which reaches the said deodorizing product, consisting of a bored disk placed in contact with a wall wherein there are openings for the air flow inlet, the said disk can be rotated between a first position wherein it closes the said air inlet openings to a second position wherein it opens the said openings, between the said base and the said disk for the closure of the air inlet openings, a plurality of ports being provided drawn in a diffuser wall and apt to allow the outlet, throughout the environment, of the air flow coming from the vent-holes.
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