To reliably and simply make a hole in a hollow part of a seal member.SOLUTION: A piercing method includes: a piercing standby step of inserting a needle-like part (91) of a piercing jig into a space (S), which is surrounded by a piercing region (15a) of a hollow part (15), an attachment part (16) and a connection part (17), in a seal member (1) in such a manner that its pointed tip is directed in a molding material extrusion direction; and a piercing step of making a hole (20) in the piercing region (15a) by rotating the needle-like part (91) so as to insert the needle-like part (91) into the piercing region (15a) of the hollow part (15).SELECTED DRAWING: Figure 4

    【課題】シール部材の中空部に確実かつ簡易に孔を開ける。【解決手段】シール部材(1)における、中空部(15)の穿孔部位(15a)と取付部(16)と連結部(17)とで取り囲まれた空間(S)に、穿孔治具の針状部(91)をその尖った先が成形材料の押出方向を向くように差し込む穿孔待機工程と、針状部(91)を回動させることにより、針状部(91)を中空部(15)の穿孔部位(15a)に侵入させて当該穿孔部位(15a)に孔(20)を開ける穿孔工程と、を含む。【選択図】図4


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    Title :

    PIERCING METHOD AND PIERCING JIG


    Additional title:

    穿孔方法および穿孔治具


    Contributors:
    ADACHI KEI (author)

    Publication date :

    2019-01-31


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    B26F Perforieren , PERFORATING / B29C Formen oder Verbinden von Kunststoffen , SHAPING OR JOINING OF PLASTICS / B60J WINDOWS, WINDSCREENS, NON-FIXED ROOFS, DOORS, OR SIMILAR DEVICES FOR VEHICLES , Fenster, Windschutzscheiben und bewegbare Dächer, Türen oder Ähnliches für Fahrzeuge



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