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    • 5. 发明申请
    • DEVICE AND METHOD FOR DISPENSING A FLUID
    • 用于分配流体的装置和方法
    • WO2005011560A2
    • 2005-02-10
    • PCT/FR2004002062
    • 2004-07-30
    • PERSEE MEDICAMARIN DENISSONIE SERGE
    • MARIN DENISSONIE SERGE
    • A61B18/02A61J
    • A61B18/0218
    • The invention concerns an automatic fluid dispensing device comprising a container (1), a push-button (2), a plurality of springs (4, 13), at least one cam (5), a plunger (7), an aerosol (14) containing the fluid (17) to be dispensed. The invention is characterized in that it further comprises a sealed pressure chamber (12) provided with at least one outlet for releasing the pressure from the pressure chamber (12) when the latter is higher than atmospheric pressure, the compression of the push-button (2) acting, via the cam (5) of the plunger (7) to increase the pressure in said chamber (12) acting on the aerosol (14) so that it delivers the fluid during a predetermined time. The invention also concerns a method using said device.
    • 本发明涉及包括容器(1),按钮(2),多个弹簧(4,13),至少一个凸轮(5),柱塞(7),气雾剂 14)包含待分配的流体(17)。 本发明的特征在于,它还包括设有至少一个出口的密封压力室(12),用于在压力室高于大气压力时释放来自压力室(12)的压力,按钮( 2)通过柱塞(7)的凸轮(5)作用以增加作用在气雾剂(14)上的所述腔室(12)中的压力,使得其在预定时间内输送流体。 本发明还涉及使用所述装置的方法。