| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a pump type jetting device in which a pump is fixed to the mouth part of a container, wherein a leakage of contents from the fixing part of the pump is prevented certainly. <P>SOLUTION: In the pump type jetting device in which the pump is fixed to the mouth part 10a of the container and the contents of the container is jetted to the outside using the pump when it is used, a packing 30 is mounted between the container and the pump. The packing made of a foamed polyethylene, a rubber or the like comprises a ring part 30a having a rectangular cross section and a raised section 30b projected from the ring part in the circumference direction along the ring part. The ring part of the packing is in contact with the tip surface a of the mouth part and the raised section is in contact with the inner circumference edge b of the mouth part and each of the ring part and the raised section is pinched compressedly between the container and the pump. The raised section may be in contact with the outer circumference edge c of the mouth part and also two raised section may be provided wherein one of them is in contact with the inner circumference edge of the mouth part and the other is in contact with the outer circumference edge of the mouth part. <P>COPYRIGHT: (C)2004,JPO |
