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    • 5. 发明授权
    • Device for opening ampoules
    • 开启安瓿的装置
    • US4506817A
    • 1985-03-26
    • US451083
    • 1982-12-20
    • Andrew E. Parker
    • Andrew E. Parker
    • B67B7/92C03B33/06
    • B67B7/92Y10S241/606Y10T225/30Y10T225/325
    • A device for opening ampoules comprises a hollow cylindrical body, the peripheral wall of which has slits forming two halves which can flex relatively apart or together at an open end of said body to enable entry of an ampoule head portion and for ejection of a broken head portion respectively. The body is dimensioned to accommodate an ampoule head and an inwardly-directed annular bead is provided at the open end against which the neck of an ampoule can be broken. A cutter protrudes from the bead. The bead is provided at the convergence of an outwardly-directed peripheral flange and an inwardly-directed annular ramp. A plunger whose piston is hollow is provided in the body to eject broken ampoule heads.
    • 用于打开安瓿的装置包括中空的圆柱体,其周壁具有形成两个半部的狭缝,所述两个半部可在所述主体的开口端处相对分开地或一起弯曲,以使得能够进入安瓿头部分并且用于弹出断头 部分。 身体的尺寸适于容纳安瓿头,并且在开口端设置向内定向的环形凸缘,安瓿的颈部可以与其断开。 切割器从珠子突出。 凸缘设置在向外指向的周向凸缘和向内定向的环形斜面的会聚处。 活塞中空的柱塞设置在主体内,以弹出破坏的安瓿头。