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    • 44. 发明专利
    • DK0554951T3
    • 1996-02-05
    • DK93200260
    • 1993-02-02
    • SHIKOKU KAKOKI CO LTD
    • UEDA MICHIOIUCHI TETSUYAMIKI TAKAOMIKI YOSHIFUMI
    • B67C3/00B67C3/26
    • A filling nozzle comprises a vertical tubular nozzle body 61, an air vent pipe 62 fixedly extending through the nozzle body 61 vertically and having a projection 62a producting downward from the body 61, a vertically movable discharge pipe 64 provided around the downward projection 62a and having an upper large-diameter portion 82 with an outside diameter permitting the portion 82 to come into contact with an opening edge of the container to be filled and a lower small-diameter portion 83 with an outside diameter permitting the portion 83 to be inserted into the opening of the container, the large-diameter portion 82 having an upper surface including a contact face 85a for a lower end face of the nozzle body 61, a seat ring 63 formed on a lower end outer face of the projection 62a for a lower end of the small-diameter portion 83 to bear on so as to form between the lower end face of the nozzle body 61 and the contact face 85a a clearance C permitting the discharge pipe 64 to move upward or downward, and a spring 66 biasing the discharge pipe 64 downward. The upper surface of the discharge pipe large-diameter portion82 has at least a part positioned inward from the contact face 85a and formed at the sage level as or a lower level than the contact face 85a. A space between the nozzle body 61 and the discharge pipe 64 is sealed off with a vertical tubular packing 67 vertically stretchable and connected between the nozzle body 61 and the discharge pipe 64.