| 摘要 |
The invention relates to an air-intake device for drawing air into a liquid dispenser equipped with a rigid reservoir (R) and with an atmospheric pump (P) provided, in particular, with a cylindrical and conical body (C) and with a support flange (S) fixed to the neck of the reservoir (R) while bearing against a sealing gasket surrounding the pump body, said device being characterized in that it comprises a flat annular gasket-forming washer (1) whose free edge (10) is in leaktight abutment towards the outside under a frustoconical shoulder (20) carried by a collar (2) engaged over said pump body, and is capable of being deformed elastically under the effect of internal suction to enable air to be drawn in.
|
