Dispenser for liquid, cream or gel with a filter
AssigneeSofab
InventorPascal Hennemann
Life of this patent
Estimating the term…
Abstract
A dispenser for substances packaged in the form of a liquid, cream, or gel, and particularly intended for cosmetic, dermatological, pharmaceutical, ophthalmic, or perfumery applications. The dispenser includes a tank (1) containing the substance (2) and is connected at one of its ends to a head provided with a pump (4) fitted with a fixing collar (3) and with a controlled shutter device for the vent (40) formed on the body (41) of the pump (4). The shutter device includes an air-permeable diffuser element (6) containing non-migratory agents for bacteriological and/or chemical treatment of air by contact. The diffuser element (6) is engaged on the pump body (41) and held by leakproof peripheral radial clamping of at least one annular zone, and by its top portion being engaged in the fixing collar.
Claims7
A dispenser for liquid, cream or gel substances, the dispenser comprising:
- a pump (4) comprising a pump body (41);
- a fixing collar (3);
- a tank (1) filled with a substance (2), the tank comprising a head portion, the head portion provided with the pump (4) fitted with the fixing collar (3);
- a vent (40) formed on the body (41) of the pump (4);
- and
- a controlled shutter device for the vent (40), the shutter device comprising an air-permeable diffuser element (6), the diffuser element (6) comprising non-migratory agents for bacteriological and/or chemical treatment of air upon contact, the diffuser element (6) engaged on the pump body (41) and being held thereon by leakproof peripheral radial clamping of at least one annular zone, and by the top portion of the diffuser element (6) engaged in the fixing collar (3).
Dependencies are inferred from the claim text.