发明名称 Removable insert for a binder
摘要 A removable insert adapted for use with a spiral or other ring-type binder includes a thin body member, a hooking element connected to, or integral with, the body member which defines a longitudinally extending recess configured to receive at least a first page retaining member, and a fastener connected to, or integral with, the body member configured to detachably secure the body member to a second page retaining member. The hooking element includes a journal bearing about which the first page retaining member may be rotated. The fastener includes a constricted channel adjacent to the edge of the insert and an enlarged portion disposed inwardly from the edge.
申请公布号 US2003223804(A1) 申请公布日期 2003.12.04
申请号 US20020155223 申请日期 2002.05.28
申请人 ROCA ROBERT JOHN 发明人 ROCA ROBERT JOHN
分类号 B42D9/00;B42F13/00;(IPC1-7):B42F13/00 主分类号 B42D9/00
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