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(11) | EP 0 370 396 A3 |
(12) | EUROPEAN PATENT APPLICATION |
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(54) | A reinforced concrete load-bearing pile with multi-branches and enlarged footings and means for forming the pile |
(57) This invention relates to a reinforced concrete load-bearing pile for reinforcing
foundations, and means and method for forming such a pile. The load-bearing pile of
the invention comprises a pile body (1), at least one branch (2) and enlarged footing
(3) integrated with the pile body. The means for the pile comprises a pile cavity
drilling/pressing device, a branch cavity pressing device and an enlarged footing
cavity pressing device. The pile of the present invention possesses higher load-carrying
capability, increases the stability of the foundation and saves more than 50% construction
materials. The formation means of the invention solves the problem of making branch
cavities and is simple in structure. |