发明名称 |
Collapsible/expandable structural module with split hub locking |
摘要 |
A structural module formed by expanding a bundle of struts joined by hubs is locked in expanded condition by joining two components of a split hub assembly. The module may be two-dimensional or three-dimensional and plural modules may be combined to form a composite.
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申请公布号 |
US4473986(A) |
申请公布日期 |
1984.10.02 |
申请号 |
US19830458364 |
申请日期 |
1983.01.17 |
申请人 |
ZEIGLER, THEODORE R. |
发明人 |
ZEIGLER, THEODORE R. |
分类号 |
E04B1/344;E04H15/34;(IPC1-7):E04H12/18 |
主分类号 |
E04B1/344 |
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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