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Class Information
Number: 405/252.1
Name: Hydraulic and earth engineering > Foundation > Columnar structure (e.g., pier, pile) > Pile having screw threads
Description: Subject matter comprising a pile having helical ribs thereon enabling said pile to be screwed into the ground.










Patents under this class:

Patent Number Title Of Patent Date Issued
8641328 Alignment window for drive tool assembly Feb. 4, 2014
8613571 Method for placing reinforced concrete piling without utilizing a pile driver or an auger Dec. 24, 2013
8506207 Helical screw pile Aug. 13, 2013
8484909 Foundation screw with portions of variable diameter Jul. 16, 2013
8443918 Excavation and compaction equipment for the construction of screw piles May. 21, 2013
8240957 Removable coupler apparatus and method for use in placing pilings in the ground Aug. 14, 2012
8079781 Push pier assembly with hardened coupling sections Dec. 20, 2011
8070392 Bearing plate for use in an anchor assembly and related method Dec. 6, 2011
7950876 Socket wrench attachment for rotary drive member May. 31, 2011
7914236 Screw pile substructure support system Mar. 29, 2011
7854451 Anchor pile coupling system Dec. 21, 2010
7731454 Method for placing reinforced concrete piling without utilizing a pile driver or an auger Jun. 8, 2010
7707797 Pile anchor foundation May. 4, 2010
7635240 Bearing plate for use in an anchor assembly and related method Dec. 22, 2009
7591329 Auger with a movable gouge for making a borehole Sep. 22, 2009
7533505 Pile anchor foundation May. 19, 2009
7510350 Helical anchor with hardened coupling sections Mar. 31, 2009
7377723 Systems and methods for the installation of earth anchors May. 27, 2008
7351012 Rotational drive apparatus for screw pilings Apr. 1, 2008
7338232 Method for installing a screw pile Mar. 4, 2008
7267510 Foundation pile having a spiral ridge Sep. 11, 2007
7114886 Structural helical pile Oct. 3, 2006
7037045 Modular tubular helical piering system May. 2, 2006
7018139 Structural helical pile Mar. 28, 2006
7004683 Helice pierhead mounting plate and bolt assembly Feb. 28, 2006
6942430 Rotary driver for pipe piling Sep. 13, 2005
6881014 Screwed steel pile and method of construction management therefor Apr. 19, 2005
6824331 Screw form anchor device Nov. 30, 2004
6817810 Piering device with adjustable helical plate Nov. 16, 2004
6682267 Piering device with adjustable helical plate Jan. 27, 2004
6665990 High-tension high-compression foundation for tower structures Dec. 23, 2003
6615554 Helice pier coupling system used for soil stabilization Sep. 9, 2003
6499916 Compressible support column Dec. 31, 2002
6394704 Screwed steel pile and method of construction management therefor May. 28, 2002
6352391 Piering device having a threaded shaft and helical plate Mar. 5, 2002
6264403 Pile and method of driving a pile Jul. 24, 2001
5927905 Method for applying a ground anchor into the ground and anchor to be used therewith Jul. 27, 1999
5188485 Foundation pile of reinforced concrete Feb. 23, 1993
4239419 Precast concrete threaded pilings Dec. 16, 1980











 
 
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