Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
February 3, 2009
Patent Application Number
10549362
Date Filed
March 8, 2004
Patent Primary Examiner
Patent abstract
The present application relates to an apparatus and method for placing an element (14), such as a steel column or concrete section, into a pile shaft (1) during top-down construction techniques. The apparatus is provided with an upper and lower positioning means (2, 3) which allow the plan position of the element at upper and lower levels respectively to be adjusted.
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