发明名称 Ladder with one string
摘要 The patent application relates to a ladder with one string and with rungs which are fitted on two opposite sides and with one foot. The invention consists in the fact that the connection pieces between the rungs and the string are configured such that they are separated in the longitudinal direction and engage behind the lugs. A fundamental advantage is that a simple and expedient manner of fastening the rungs on the string is obtained.
申请公布号 DE3629459(A1) 申请公布日期 1988.03.10
申请号 DE19863629459 申请日期 1986.08.29
申请人 SPRUNCK,ALFONS 发明人 SPRUNCK,ALFONS
分类号 E06C1/38;(IPC1-7):E06C7/08;E06C7/42 主分类号 E06C1/38
代理机构 代理人
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