发明名称 |
LADDER |
摘要 |
<p>A foldable ladder is disclosed having a central and two outer parallel support members or "stiles" and a plurality of steps connected between the central and the outer stiles. Each step is arranged to fold between an erected position, in which it extends generally at right angles to the longitudinal direction of the stile to which it is connected, and a storage position in which the step lies generally parallel to the central stile with the outer stile to which it is connected extending parallel to and in close juxtaposition with the central stile. Engaging means are provided adjacent the upper end of the central stile for holding cooperating engaging means of a supporting member such as another ladder section (forming an extension ladder) or a prop extending to ground (forming a step ladder).</p> |
申请公布号 |
CA1047995(A) |
申请公布日期 |
1979.02.06 |
申请号 |
CA19780301511 |
申请日期 |
1978.04.20 |
申请人 |
HICKMAN DESIGNS LIMITED |
发明人 |
HICKMAN, RONALD P.;BERNARD, DEREK J. C.;LUFF, BRIAN A.;ROSSELL, EDGAR R. |
分类号 |
E06C1/20;E06C1/38;E06C1/383;E06C1/387;E06C7/42;(IPC1-7):06C1/383 |
主分类号 |
E06C1/20 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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