发明名称 Duster
摘要 A duster of an improved type for dust capturing efficiency, comprising a cylindrical stem with a continuous spiral thread extending along a portion thereof, a grip engaged with said stem, and fabric materials comprising a band of fiber or fibril bundles which are made of a ductile synthetic resin film or foil which has been split into fibers or fibrils and crimped. The bundles are arranged in a meandering manner. One edge of the band comprises loose edges while the other edge is held together by one or more strings. The secured edge is disposed within the thread with the ends of said material being engaged, respectively, by a supporting member provided at the tip of said stem and an engaging member provided at the root portion of the thread.
申请公布号 US4423532(A) 申请公布日期 1984.01.03
申请号 US19810256835 申请日期 1981.04.23
申请人 DUSKIN FRANCHISE KABUSHIKI KAISHA 发明人 YAGI, AKIRA;NISHIMURA, HARUO;BANDAI, SHINJI;KAJIMAKI, MASAO;NAKAJIMA, YOSHIHIRO;MATSUMOTO, NORIYUKI
分类号 A47L13/40;A47L13/42;B25G3/30;(IPC1-7):A47L13/40 主分类号 A47L13/40
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