Class 405/256 - Concrete

Subclass of Class 405 - Hydraulic and earth engineering
Definition: Elongated member composed of concrete, plain or reinforced.
No. of patents: 69
Last issue date: 12/11/2007

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Number	Title	Issue Date
7306405	Boring appliance The invention relates to a boring appliance for producing a concrete element in the ground with a vehicle on which are located a tower, a concrete pump and a boring tool, which is installed for introduction in the ground at the tower. By means of a concrete pump and...	12/11/2007
7267510	Foundation pile having a spiral ridge A foundation pile or pile segment is described that provides support for a structure such as a building foundation. The pile includes a generally solid body having a top end wall, a bottom end wall adapted for providing end load bearing capacity, and all around side...	09/11/2007
7216467	Column to structure attachment device A column to structure attachment device and method is disclosed for securing a support column between a base structure and a beam structural member. The device includes a structural column having a first end and a second end with a void parallel to a longitudinal ax...	05/15/2007
7175368	Method and test setup for determining the bearing behaviour of displacement piles The invention relates to a method and a test setup for determining the bearing behaviour of displacement piles. The displacement piles are produced by making a hole using a displacement head and subsequently filling the hole with a hardenable suspension, whilst leav...	02/13/2007
7040842	Method and device for making a foundation member A foundation member in the ground includes a soil working implement for loosening soil material in a soil area, a supply device for supplying a liquid to the loosened soil material and a mixing device for mixing the loosened soil material in the soil area with the l...	05/09/2006
6973755	Column to structure attachment device A column to structure attachment device and method is disclosed for securing a support column between a base structure and a beam structural member. The device includes a structural column having a first end and a second end with a void parallel to a longitudinal ax...	12/13/2005
6966727	Apparatus for and method of installing segmented concrete pilings in new construction An apparatus for and method of installing a pile in unstable soil before a building foundation is installed on that unstable soil. The apparatus includes a tractor; an arm pivotally attached to tractors; a mechanism for moving the arm between raised and lowered posi...	11/22/2005
6964139	Precast concrete column for use in post-frame construction A column for use in post-frame construction having a two piece construction in which a first or foundation column portion of the column is set into the earth with a proximal end thereof protruding from the earth. The proximal end of the foundation column includes a ...	11/15/2005
6942429	Post-stressed pile A structural pile assembly includes a driven pile and pressurized grout contained beneath the pile so as to exert an upward force on the pile. An enclosure, such as a bladder or bellows, is filled with grout from a reservoir via a conduit which preferably extends ax...	09/13/2005
6869255	Post-stressed pile A structural pile assembly includes a driven pile and pressurized grout contained beneath the pile so as to exert an upward force on the pile. An enclosure, such as a bladder or bellows, is filled with grout from a reservoir via a conduit which preferably extends ax...	03/22/2005
6799924	Segmented concrete piling assembly with steel connecting rods A segmented piling system and a process of installing the system for supporting a structure on unstable soil. A first or starter pile segment is driven into the soil adjacent the structure. A connecting rod is inserted into the upper end of the starter pile segment....	10/05/2004
6742965	Erosion control and bulkhead apparatus An integral concrete body for erosion control includes three separate sections of differing configuration. The sections include a lower tapered section that is in the form of an elongated tapered pile-like member. The upper section of the concrete body is generally ...	06/01/2004
6742555	Device and method for producing columns of materials in the ground of bodies of water The invention relates to a device for producing columns of material in the ground, especially in the ground under bodies of water, comprising the following: a first material tank (8) and a second material tank (10) connected to the first tank; a deep v...	06/01/2004
6702522	Foundation for a tower and a method for its deployment on site A foundation for a tower is formed of a plurality of prefabricated slabs coupled together so as to function as a monolithic foundation....	03/09/2004
6685399	High-aseismic reinforced concrete pier using unbonded high-strength core member A reinforcing concrete pier comprising a concrete member 1a, and structural main reinforcing bars 1b embedded in the concrete member so as to extend along an axial direction of the concrete member. A high-strength core member 2, which is higher in strengt...	02/03/2004
6672023	Perimeter weighted foundation for wind turbines and the like A perimeter weighted foundation has a central pier pedestal and a base extending outwardly from and below the pier pedestal. The base includes an outer perimeter wall section and a radially extending, disk-shaped spread section interconnecting the bottom ...	01/06/2004
6663321	Process and device for producing a pile in the earth A process for producing a pile in the earth with a pipe is provided. The pipe is provided internally with a conduit, which emerges on the bottom side of the pipe, for feeding pile-forming, hardening material into the earth. The pipe is introduced into the...	12/16/2003
6641333	Method of forming enlarged pile heads The present application relates to a method of installing a pre-cast pile in the ground which involves applying an enlarged head forming tool to the ground until a volume of soil has been displaced or removed so as to form a void at the surface of the gro...	11/04/2003
6543967	Staggered rebar for concrete pilings Pilings are installed for leveling a foundation. A first segment is driven into the ground. Then two support rods of varying length are positioned and grouted into a passage running through the segment. The first support rod is one-half of the height of t...	04/08/2003
6527481	Cylindrical steel core caisson A caisson for use as a support structure in building construction. The caisson has an inner, metallic core and an outer portion surrounding the inner core. Both the inner core and the outer portion are cylindrical. Metallic straps or bands can be disposed...	03/04/2003
6478512	Machine for making bored piles A machine for making bored piles. The machine includes a vertical guide mast; a rotary drive head that is movable relative to the mast; and an auger having a hollow core and at least one helical blade. An extender tube has a bottom end that is secured to ...	11/12/2002
6471446	Reduced skin friction bore casing A preferred embodiment of the reduced skin friction bore casing is particularly suited for driving into, and removal from, soils. Preferably the bore casing is composed of a material such as steel, and includes both an exterior and interior surface that a...	10/29/2002
6394703	Formation of capping beams for piles A method and apparatus for forming a capping beam across two or more cast-in-situ piles (11), wherein a precast or preformed guide wall structure (1) having holes (5) for receiving and guiding a piling auger is placed into an excavation, forming a number ...	05/28/2002
6382878	Multi-sectioned concrete support structure and method of manufacture An economical, high strength, highly corrosion-resistant, multi-section concrete support structure includes a first concrete section attached to a second concrete section. The first concrete section consists of a first concrete type and the second concret...	05/07/2002
6382879	Pile and method thereof A pile for driving into the ground to provide support for a structure is elongate and is substantially rectangular in cross-section when viewed along its length. The ratio of the side lengths in cross-section may be 2:1 or greater, or may be 3:1 or greate...	05/07/2002
6371698	Post stressed pier A structural pier assembly includes a cementitious pier and pressurized grout contained beneath the pier in the shaft so as to exert an upward force on the pier. An enclosure, such as a bladder or bellows, is filled with grout from a reservoir via a condu...	04/16/2002
6241426	Method for forming an interconnected underground structure A method is provided for forming an interconnected underground structure which avoids settling of adjacent soil structure. A plurality of underground support columns is initially formed, with the support columns being spaced apart in a predetermined patte...	06/05/2001
6123485	Pre-stressed FRP-concrete composite structural members Fiber reinforced plastic FRP formed about concrete piles and columns. The FRP components generally includes an exterior shell and an interior protruding portions. The concrete filled FRP tubes are enhanced by prestressing the concrete core, thereby increa...	09/26/2000
5934835	Prestressing concrete foundation pile having a single prestressing strand A solid pre-cast prestressed concrete foundation pile and associated installation components having a single prestressing strand located on the longitudinal center axis of the pile, reinforced in the ends only with helix shaped wire reinforcement. The pre...	08/10/1999
5931604	Reduced skin friction driven pile A reduced skin friction driven pile which reduces the downward frictional force applied to the pile by the settling of compressible soils surrounding the pile after the pile is driven, comprising a pile which may include a friction reduction coating locat...	08/03/1999
5909984	Pile forming system and method of using the same A pile forming system and method for forming a pile. The pile forming system comprises a top pile forming member, a bottom pile forming member, and an end plate assembled together to provide a complete pile form which can then be filled with concrete to f...	06/08/1999
5826387	Pier foundation under high unit compression An upright cylindrical pier foundation is constructed of cementitious material. The lower end of the foundation has a plate or circumferential ring fully embedded therein and long circumferentially spaced rods or bolts have their lower ends anchored relat...	10/27/1998
5797705	Method for manufacturing a tubular foundation in the ground A tool for making holes in the ground comprises a ram tip and coupling for connecting to a drive device, such as a hydraulically or pneumatically actuated pile driving machine, or a vibrating pile driving machine. A method for making tubular foundations i...	08/25/1998
5788419	Pre-cast prestressed concrete foundation pile and associated installation components A solid pre-cast prestressed concrete foundation pile and associated installation components having a single prestressing strand located on the longitudinal center axis of the pile, reinforced in the ends only with helix shaped wire reinforcement. The pre...	08/04/1998
5772363	Piling remover A pile remover has a first embodiment for removal of short pilings and a second embodiment for long pilings. Both embodiments include a pile-fitting tube with hydraulic cylinders at the top end of the tube that push downward to cause rocking cutters at th...	06/30/1998
5582899	Concrete surface with early cut grooves In order to cut soft concrete before it has completely hardened, or about 12 to 18 hours after finishing, a rotating cutting blade and its drive motor are mounted on a wheeled support platform. The blade extends through a slot in the platform, and also th...	12/10/1996
5542785	Rebar cage wheel spacer centralizer system for drilled shafts A spacer (20) is mounted on a lateral rebar tie (13) of a reinforcement cage (11) of a poured concrete foundation support. The spacer (20) includes a pair of interlocking wheel members (21 and 22) which lock the wheel members (21 and 22) together in a mat...	08/06/1996
5533835	Railroad crossing signal foundation and method of producing and erecting the same A railroad crossing signal foundation has upright guide rods (19) to which an upper frame member (14) and a lower frame member (15) are mounted. A concrete reinforcement gridwork (16,17) is supported on the lower frame. After erection in a ground hole, co...	07/09/1996
5466407	Incineration residue treatment process Residue produced by incineration of commercial, industrial or municipal waste is treated to remove oversize material and ferrous materials. The moisture content of the untreated residue is adjusted, and the residue is mixed with Portland cement to partial...	11/14/1995
5429455	Integrated column and pile An integral combination of column and pile for use in building structures in a sandy soil. The method of formation is to provide a ground situs of suitable depth and width formed preferably by an hydraulic-powered auger. The situs is then filled with a ce...	07/04/1995

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Class 405/256 - Concrete