Knock down shipping container using building components

A shipping container comprising:

• spaced rectangular top and bottom walls;
• upright side walls and end walls extending between said top and bottom walls;
• means for releasably attaching said side walls and end walls to said top and bottom walls;
• upright corner posts for joining said side walls to said end walls, each corner post being formed by an outer bracket having a first plate engaging an outer surface of one of said side walls and a second plate engaging an outer surface of an adjacent end wall and a reinforcing bracket joined to said first and second plates forming together with said first and second plates of each outer bracket a hollow vertical column at the corners of said shipping container;
• and
• joining means for joining each said outer bracket to said side wall and said adjacent end wall whereby said one side wall and said adjacent end wall are joined together, said joining means being selectively releasable to disassemble said corner structure by removing said outer bracket;
• said walls being of a composite structure of an outer skin, an inner skin and a core therebetween.

A shipping container comprising:

• spaced rectangular top and bottom walls;
• upright side and end walls extending between said top and bottom walls at peripheries of said top and bottom walls defining an interior cargo space;
• and
• means for joining said top and bottom walls to said side and end walls and for joining said end walls to said side walls, said joining means including upright column structures at the four vertical corners formed by said side and end walls, said column structures extending upward above said top wall and downward below said bottom wall whereby a plurality of said containers can be stacked one upon another with the column structures of one container being supported upon the column structures of the container, each upright column structure including an outer bracket having a first plate engaging one of said side walls, a second plate engaging an adjacent end wall and a reinforcing bracket joined to said first and second plates forming together with said first and second plates of each outer bracket a hollow vertical column structure at each corner of said shipping container.