Double-chamber ampoule

Double-chamber ampoule

  • CN 101,001,784 B
  • Filed: 07/26/2005
  • Issued: 10/17/2012
  • Est. Priority Date: 09/21/2004
  • Status: Active Grant
First Claim
Patent Images

1. container of processing by the plastics of resiliency flexible;

  • Comprise a batching chamber (10);

    In this batching chamber, there is a kind of transmission medium;

    Wherein preparing burden, the end in chamber (10) has a discharge gate (18) and opposed end is connected with a compressible container piece (22) through a junction (20);

    In this container piece, have a kind of propulsive medium, wherein when container piece (22) when being compressed propulsive medium at least part transmission medium is extruded via discharge gate (18) from batching chamber (10), it is characterized in that;

    Connecting portion (20) between batching chamber (10) and the container piece (22) is made up of a contraction flow region;

    This contraction flow region is constructed such that and produces a kind of capillarity that the locus of said capillarity and container prevents that irrespectively transmission medium from overflowing into the container piece (22) that propulsive medium is housed from batching chamber (10), and damageable said contraction flow region is reinforced through a bearing set (26);

    This bearing set (26) has the hold-down arm (28,30) of at least two bridge shapes, and said hold-down arm surrounds container piece (22), contraction flow region and at least a portion batching chamber (10).

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