发明名称 COATING UTENSIL WITH VALVE
摘要 PROBLEM TO BE SOLVED: To provide a coating utensil with valve, which unnecessitates sorting work at the time of its disposal and has a coil spring excellent in toughness, heat resistance, chemical resistance, or the like, in a quality securement. SOLUTION: In the coating utensil with valve, which is provided with a structure that a valve body (6) to be opened against the spring force of the coil spring (4) is held slidably in the axial direction and a valve sheet is opened by pressing the valve body (6) to discharge a liquid incorporated in a liquid storage part (2), the coil spring is formed of an injection molding article made of a polyphenylene sulfide resin or its composite material.
申请公布号 JP2002079168(A) 申请公布日期 2002.03.19
申请号 JP20000268793 申请日期 2000.09.05
申请人 TOMBOW PENCIL CO LTD 发明人 KOBAYASHI KENJI
分类号 B43K8/02;B05C17/01;B29C45/00 主分类号 B43K8/02
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