发明名称 |
Two section extension ladder with clutch arms and locking mechanism, and formations on stiles of lower and upper sections to allow captive relative sliding |
摘要 |
Clutch arms 43 are spring loaded to fix upper and lower ladder sections together. Complementary formations 65 hold upper and lower ladder sections to each other while allowing relative sliding.
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申请公布号 |
NZ335277(A) |
申请公布日期 |
2001.01.26 |
申请号 |
NZ19990335277 |
申请日期 |
1999.04.19 |
申请人 |
BAILEY NORTHERN HOLDINGS PTY LTD |
发明人 |
BAILEY, WILLIAM |
分类号 |
E06C1/12;E06C7/06;(IPC1-7):E06C1/12 |
主分类号 |
E06C1/12 |
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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