发明名称 Writing nib made of synthetic resin
摘要 A stick-like writing nib, made of a synthetic resin, has a plurality of narrow slit-like first ink passages extending radially from the axis in sectional profile and a plurality of narrow slit-like second ink passages provided in sector-like areas in sectional profile defined by walls the first ink passage, which are defined by a plurality of walls extending parallel to a line bisecting an angle subtended by the sector-like area into two angels, and inner end portions of the first ink passages being defined by thin walls extending along the nib axis.
申请公布号 US4973182(A) 申请公布日期 1990.11.27
申请号 US19890416420 申请日期 1989.10.03
申请人 TSUKASA FELT SHOJI CO., LTD. 发明人 NAKANO, KEN
分类号 B43K1/00;B43K8/00 主分类号 B43K1/00
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