发明名称 Holding device for spare string trimmer line spools with slotted inner cavities
摘要 The holding device comprises a clamp body attached to a pair of support arms. Each support arm has a round lug near its upper surface that engages a slot in the inner cavity of the trimmer line spool. The holding device is held on the shaft of a string trimmer by a pair of resilient clamp arms.
申请公布号 US2003226929(A1) 申请公布日期 2003.12.11
申请号 US20020164440 申请日期 2002.06.06
申请人 KNIZNER ROBERT 发明人 KNIZNER ROBERT
分类号 A01D34/00;B65H49/20;(IPC1-7):B65H75/18 主分类号 A01D34/00
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