发明名称 LINK LADDER SYSTEM
摘要 A ladder system comprising a plurality of ladder segments arranged in seriatim. Each segment includes two sections joined by a hinge such that a portion of the segment may engage an object to be scaled. A retaining device is provided on each segment to maintain the segment in engagement with the object and each segment includes a riser portion which, when the segments are properly placed, forms the risers of a ladder. Adjacent segments are connected and are positioned in place on the object, by a user who pulls them into position one at a time.
申请公布号 CA2201467(A1) 申请公布日期 1997.10.02
申请号 CA19972201467 申请日期 1997.04.01
申请人 VANDELINDE, HENRY 发明人 VANDELINDE, HENRY
分类号 E06C1/34;(IPC1-7):E06C1/52 主分类号 E06C1/34
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