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Class Information
Number: 405/245
Name: Hydraulic and earth engineering > Foundation > Columnar structure (e.g., pier, pile) > Process or apparatus for installing > Driving removable wall supporting core
Description: Method or apparatus in which the elongated member comprises a hollow shell which is driven into the earth by means which is adapted to extend within the interior of said hollow shell to prevent the buckling in or collapsing of the walls thereof.










Sub-classes under this class:

Class Number Class Name Patents
405/246 Diametrically retractable core 11


Patents under this class:

Patent Number Title Of Patent Date Issued
8043028 Apparatus for providing a support column Oct. 25, 2011
7963724 Method of providing a support column Jun. 21, 2011
7950877 Clamp systems and methods for pile drivers and extractors May. 31, 2011
7736095 Pile assembly for engineering and construction works Jun. 15, 2010
7708499 Clamp systems and methods for pile drivers and extractors May. 4, 2010
7326004 Apparatus for providing a rammed aggregate pier Feb. 5, 2008
6536993 Pile and method for installing same Mar. 25, 2003
6368021 Pile and method for installing same Apr. 9, 2002
6354769 Apparatus and method for replacing in-ground elevator cylinder casings Mar. 12, 2002
5449253 Method and apparatus for driving a tube into the ground by hammering, in particular for making a foundation pile Sep. 12, 1995
5282701 Method and apparatus for a loading test of a pile using a self-repulsive force Feb. 1, 1994
5066168 Cylindrical foundation support drivable into ground with removable helix Nov. 19, 1991
4725167 Pile driving Feb. 16, 1988
4708530 Concrete foundation pile and device for driving the same into the ground Nov. 24, 1987
4193459 Post-hole driver Mar. 18, 1980
4095436 Method of, and apparatus for, controlling the advance of a tunnel drive shield Jun. 20, 1978
4065933 Method of reforming the ground Jan. 3, 1978
4038827 Pile Aug. 2, 1977











 
 
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