Portable building construction

Abstract

A beam structure, the beam having a body with two spaced-apart ends, two blocks in the body, each optionally with at least one lifting eye, each of the two blocks spaced-apart from each other and spaced-apart from the two spaced-apart ends of the body; and a structure with a first beam and a second beam, each beam comprising a body with two spaced-apart ends, two blocks in the body, in one aspect of the size of standard ISO corner fittings, each of the two blocks spaced-apart from each other and spaced-apart from the two spaced-apart ends of the body, each beam having a tubular support on and projecting from each block, the tubular supports aligned as two pairs of tubular supports, two tubular members one each extending between each pair of the tubular supports, each tubular member having two ends with one end projecting into one of the tubular supports of a pair of tubular supports and one end projecting into the other tubular support of the pair of tubular supports.

Dependencies are inferred from the claim text.