| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a gun-type dispenser simultaneously extruding an even quantity of a viscous liquid from a plurality of extruding openings. <P>SOLUTION: The gun type dispenser includes: a cylindrical storage means for storing bag filled with viscous liquid stuff and sealed; a piston for pushing the bag, stored in the storing means, toward the extruding openings; a displacing means for displacing the piston toward the extruding openings by a predetermined distance each time; an inside flange formed along the internal circumferential edge of the opening in the front end of the cylindrical storage means or inwards in the opening of the front end, and used to stop the forward movement of the bag by its being brought into contact with the internal circumference of the front edge of the bag; and a closing member serving as a lid fitted in the opening in the front end of the storage means, having in its top face a plurality of holes serving as the extruding openings for the viscous fluid stuff, and defining a channel for the viscous liquid stuff between the inside flange and top face. The bag stored in the storing means is formed such that the middle of its front edge has a sealing portion, for use as a tearable openable mouth for the bag, projecting toward the body of the bag. <P>COPYRIGHT: (C)2010,JPO&INPIT |
