发明名称 Continuous feed mechanical pencil with push button lead feed actuator
摘要 A continuous feed mechanical pencil includes a lead cartridge having a lead advancing mechanism responsive to forward axial movement of an actuator button protruding from the rear end of the instrument, the actuator button being fixedly attached to a pocket clip and extending a relatively short distance from the rear of the instrument housing so that the rear end of the actuator is shrouded by the rear end of the housing when the actuator button is fully depressed.
申请公布号 US4702634(A) 申请公布日期 1987.10.27
申请号 US19820379104 申请日期 1982.05.17
申请人 PARKER PEN (BENELUX) B.V. 发明人 HEROLD, GERALD C.;JUNG, HARLEY A.
分类号 B43K21/00;B43K21/20;(IPC1-7):B43K21/02 主分类号 B43K21/00
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