发明名称 MOLDING DEVICE FOR PEN POINT IN SYNTHETIC RESIN
摘要 An apparatus for producing a continuous rod having a capillary or capillaries, adapted for the writing nib of a writing instrument. The apparatus is comprised of a tubular body and a core arranged in the body. The core is provided with a plurality of radial slits. The apparatus is further provided with a restricted portion facing an outer periphery of the core for controlling the amount of melted material passed through the nozzle.
申请公布号 JPS56144197(A) 申请公布日期 1981.11.10
申请号 JP19800048880 申请日期 1980.04.14
申请人 TEIBOW CO LTD;TOPLAN MFG INC 发明人 OOTSUKA KATSUMI;SHIMOISHI TETSUO
分类号 B29B7/00;B29C47/00;B29C47/12;B29C47/20;B29C47/92;B43K1/00 主分类号 B29B7/00
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