发明名称 MECHANICAL PENCIL
摘要 PROBLEM TO BE SOLVED: To provide a mechanical pencil capable of not only preventing a drop of a residual lead by its own weight but also easily manufacturing a lead protective member. SOLUTION: The mechanical pencil comprises a lead feeding mechanism disposed in a barrel, and the lead protective member disposed at a distal end of the barrel to feed the lead by advancing or retracting the feeding mechanism. In this case, the protective member has a resin tube having tackiness for forming a metal layer at least outward and inserted fixedly in a cylindrical member.
申请公布号 JP2002137590(A) 申请公布日期 2002.05.14
申请号 JP20000333675 申请日期 2000.10.31
申请人 PENTEL CORP 发明人 SHIGEMORI MASAKI;YOSHIHARA NAOTO;NAKAYAMA TSURUO;KODAMA HIDETOSHI;NAGAKI TAKESHI
分类号 B43K21/00;(IPC1-7):B43K21/00 主分类号 B43K21/00
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