Assembly block formed from a poly-olefin foam
AssigneeRakkasan Company Ltd.
InventorTadao Isshiki
Life of this patent
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AssigneeRakkasan Company Ltd.
InventorTadao Isshiki
Estimating the term…
Blocks which can be used for assembling easily and inexpensively a piece of furniture or a part of a building, such as a table, stool, gate or arch. Each block comprises a molded body of a polyolefin foam having a rectangular, circular, oval or polygonal cross-section. The body has a pair of opposite surfaces of which one is provided with a plurality of regularly spaced apart holes, while the other surface is provided with a plurality of regularly spaced apart projections of which each can be fitted into one of the holes of another block. At least one bore extends through the body between the opposite surfaces thereof. The blocks are so light in weight and easy to handle that any assembly thereof can easily be dismantled for rebuilding another assembly having a different shape or structure. They are also highly resistant to water and are, therefore, suitable for building any assembly for outdoor use.
An assembly block comprising a molded body of a polyolefin foam having a rectangular, circular, oval or polygonal cross-section, said body having a pair of opposite surfaces of which one is provided with a plurality of regularly spaced apart holes, while the other of said surfaces is provided with a plurality of regularly spaced apart projections of which each can be fitted into one of said holes in said one surface of another block, at least one bore extending through said body between said surfaces thereof.
An assembly block comprising a molded body of a polyolefin foam having a rectangular, circular, oval or polygonal cross-section, said body having a pair of opposite surfaces of which one is provided with a plurality of regularly spaced apart holes, while the other of said surfaces is provided with a plurality of regularly spaced apart projections of which each can be fitted into one of said holes in said one surface of another block, at least one bore extending through said body between said surfaces thereof, said body having at least one additional surface covered wholly or partly with an ornamental material, such as fabric or leather.
Dependencies are inferred from the claim text.