发明名称 FOLDABLE CONSTRUCTION BLOCK
摘要 Apparatus and method of construction using foldable building blocks. A first embodiment of the apparatus includes an open top construction block foldable from a flat sheet of material to form a container having downwardly extending interlock tabs, with struts being provided between opposite vertical walls and diagonally opposed vertical joints to control horizontal expansion of the block when a solid material is placed therein. A second embodiment of the apparatus includes a closed top block foldable from a single sheet of material with interlock tabs extending downwardly from one side wall of the block and interlock tab receiving slots provided in the top of the block.
申请公布号 US3665669(A) 申请公布日期 1972.05.30
申请号 USD3665669 申请日期 1970.09.18
申请人 NASA USA 发明人 WILLIAM C. HUBER
分类号 E04B2/02;E04B2/18;E04C1/40;(IPC1-7):E04C1/10 主分类号 E04B2/02
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