阅读说明：本技术 细丝和具有至少一个相应的细丝的牙刷 (Filament and toothbrush with at least one corresponding filament ) 是由 H-U.普施 于 2019-01-24 设计创作，主要内容包括：本发明涉及一种细丝,所述细丝具有由第一塑料材料构成的基体。所述基体沿纵轴线延伸,其中,所述基体的横截面具有径向内部的基础区段和多个从所述基础区段沿径向向外突出的凸起。所述凸起与所述基础区段一件式地构造。在此规定,至少一个凸起在其径向外部的端部上带有头部件。所述头部件由第二塑料材料构成,所述第二塑料材料不同于所述基体的第一塑料材料。(The invention relates to a filament having a matrix made of a first plastic material. The base body extends along a longitudinal axis, wherein a cross section of the base body has a radially inner base portion and a plurality of projections projecting radially outward from the base portion. The projection is formed integrally with the base section. It is provided that the at least one projection has a head part at its radially outer end. The head part is composed of a second plastic material, which is different from the first plastic material of the base body.)