Adhesive injection apparatus

摘要

An adhesive injection apparatus comprising: an adhesive reservoir tube having a flange portion; a connection cap having a pressing portion, a large-diameter portion, and a plurality of axially extending protrusions formed side by side circumferentially on an inner wall of the large-diameter portion, the large-diameter portion having an inner diameter larger than an outer diameter of the flange portion of the adhesive reservoir tube; and a nozzle having a flange portion; wherein when the adhesive reservoir tube and the nozzle portion are connected to each other, the flange portion of the adhesive reservoir tube is interposed between the pressing portion of the connection cap and the flange portion of the nozzle so that the flange portion of the adhesive reservoir tube is pressed by the pressing portion of the connection cap and the flange portion of the nozzle in a condition that the plurality of axially extending protrusions of the connection cap are in contact with an outer edge of the flange portion of the adhesive reservoir tube.