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| Number | Title | Issue Date |
| 7413035 | Reusable auger barrel An apparatus that facilitates the insertion of a stanchion into the ground. The apparatus comprises a first side including a plurality of connection apertures, a second side including a plurality of connection apertures, and at least one connector engaging the conne... | 08/19/2008 |
| 7314335 | Anchor pile apparatus and method of installation An anchor pile apparatus has a helical anchor rotatable by a power source through an intermediate drive member. The drive member extends through a plurality of hollow pile sections, which are driven, one by one, into the soil following the penetration of the anchor.... | 01/01/2008 |
| 7226246 | Apparatus and method for building support piers from one or successive lifts formed in a soil matrix An apparatus and method for forming a support pier having a single or multiple compacted aggregate lifts in a soil matrix, wherein the apparatus includes a vertical, hollow tube with a bulbous leading end or head element that is forced into the soil matrix. The holl... | 06/05/2007 |
| 7201540 | Construction process for composite pile foundation A construction process for the composite pile foundation which consists of the expanded belled base and the pile shaft, the construction process comprising the steps of: a) Aligning the pile tip at the pile location and place the casing at the top of the pile tip; b... | 04/10/2007 |
| 7134482 | Device and method to improve the life of casting machine moulds Reinforced moulds for a casting machine include a wall for containing a cast article, the wall including a lip region. The lip region includes a reinforcing element cast internally in the lip region. The reinforcing element provides enhanced resistance to tensile te... | 11/14/2006 |
| 7073980 | Piling A pile comprising a tapered steel tube of convex polygonal cross-section driven into the ground and then filled with concrete provides high load carrying capacity even in cohesive soils. ... | 07/11/2006 |
| 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 |
| 6988855 | Lateral displacement pier and method of installing the same Installation of support piers for a structure comprises the steps of positioning a hollow tube in a soil matrix followed by removal of soil from the hollow core, filling the core with an aggregate, subsequent raising and lowering of the hollow tube, compacting the a... | 01/24/2006 |
| 6957930 | Apparatus to form columns of granular material Apparatus to install small diameter columns of granular material in soil which includes rotating hollow shaft mandrel with external projections to aid mandrel advance into the soil and define the size of the cavity formed in the soil, the cavity being filled with gr... | 10/25/2005 |
| 6953092 | Apparatus and method for free-fall installation of an underwater wellhead An apparatus and method for pre-installation of a petroleum wellhead on the seabed. The apparatus includes two principal components: a wellhead (1) and a ballast tube (9). The wellhead includes a tube in which are fixed guide fins (3) and struct... | 10/11/2005 |
| 6749372 | Underground shell-pile continuous wall job practice and its special drill An underground shell-pile continuous wall job practice, which utilizes a special drill for constructing a continuous wall underground, is initiated by sinking two coupled special drills connected together by male and female connectors fixed on the main trunks of the... | 06/15/2004 |
| 6688815 | Lateral displacement pier and method of installing the same A method and mechanical apparatus for installation of support pier for structure comprises positioning a hollow tube apparatus in a soil matrix wherein the hollow tube apparatus has a hollow core and is susceptible to lateral and longitudinal movement, re... | 02/10/2004 |
| 6503025 | Precast concrete beam element and methods of making and installing same A precast concrete beam element, used as a continuous bearing structural foundation member supporting wall and floor slab loads in soil, includes a bearing surface for spreading vertical loads into the soil and a wall section having a height sufficient to... | 01/07/2003 |
| 6425713 | Lateral displacement pier, and apparatus and method of forming the same A method and apparatus for installation of a support pier for a structure comprises positioning a hollow tube apparatus in a soil matrix wherein the hollow tube apparatus has a hollow core and is susceptible to lateral and longitudinal movement, removing ... | 07/30/2002 |
| 6309142 | Structure for preventing frost heave damage to an underground structure and a method of installing the same A durable frost heave damage preventive structure of underground structures applicable easily and at low cost to many different kinds of underground structures. The frost heave damage preventive structure includes a plate-like reaction member (7) provided... | 10/30/2001 |
| 6247875 | Method and apparatus utilizing a hollow beam for constructing subterranean walls comprised of granular material A method and apparatus is provided for producing subterranean walls comprised of granular material. The apparatus comprises a beam for making insertions into and extractions out of the ground to form a series of voids therein. The beam includes a hollow i... | 06/19/2001 |
| 6042304 | Pile driving system and method A pile driving system and method of operation for driving pile casings formed of a material which is a composite of fiberglass and a resin matrix. The pile casing is sleeved on a mandrel which receives driving forces from a hammer. The driving forces are ... | 03/28/2000 |
| 6030150 | Method and apparatus for constructing subterranean walls comprised of granular material A method and apparatus is provided for producing subterranean walls comprised of granular material. The apparatus comprises a beam for making insertions into and extractions out of the ground. The beam includes a top portion, an open bottom portion, and a... | 02/29/2000 |
| 5961253 | Pile head dresser, pile head dressing method, and, placement of cast-in-place concrete piles A pile head dresser, for cast-in-place concrete piles, has an inner cylinder (2) adapated to permit a tremie pipe (16) to move in and out. The inner cylinder is surrounded by an outer cylinder (3). A top plate (1) and a bottom plate (6) interconnect the i... | 10/05/1999 |
| 5697734 | Method for forming a foundation pile in the ground utilizing a prefabricated pile shaft A method for forming a foundation pile in the ground utilizing a prefabricated pile shaft, placed with clearance into a tube screwed into the bearing ground layer, which tube is provided with a screw blade. Between the wall of the tube and the pile shaft ... | 12/16/1997 |
| 5593623 | Casting mould A casting mould for keeping the cast compound together and supporting it on casting elongated objects, standing on an underlayer and extending vertically comprises a flexible elongated envelope (3) being substantially inelastic and having an opening (7) a... | 01/14/1997 |
| 5186582 | Process for forming piles and product A method of forming a pile comprises driving a pile forming member (12, 40, 140) into the ground to a predetermined depth to form a passage of non-circular cross-section, preferably a circular cross-section (42) with fins (56) radiating therefrom, and whi... | 02/16/1993 |
| 5152639 | Tubular footing form for building foundation piles of concrete A tubular footing form of the recoverable type for building concrete foundation piles comprises an end shutting organ destined to prevent water from the water bed from entering the footing form while the latter is being plunged into the ground and to enab... | 10/06/1992 |
| 5022202 | High strength post framed enclosure The high strength post framed enclosure provides a subsurface mechanical room or work area that is dust free, waterproof and electrically insulated. The strong outer skin conforms to the structural frame when placed under pressure and creates a lightweigh... | 06/11/1991 |
| 4915544 | Method of making cast-in-place prestressing concrete pile by means of movable casing set A method of making a cast-in-place prestressed pile by means of a movable casing set composed of some separable casings which can be displaced vertically, and pull and push each other after displacing. Reinforcing cage and prestressing strands can be plac... | 04/10/1990 |
| 4842447 | Manufacturing method and device of hollow-typed reverse circulating piles The invention is related to a kind of fabrication method and device of hollow reverse circulation piles of which the central hollow portion is installed with a movable sand barrel between which and the surrounding reinforcing cage, positioning device for ... | 06/27/1989 |
| 4783935 | Monolithic foundation system for buildings and form therefor This invention relates to a method of constructing a footing and a foundation wall thereon, and form therefore in a hardenable building material for use in a continuous, perimeter type building foundation. An improved shape for the footing and foundation ... | 11/15/1988 |
| 4730954 | Ground treatment Apparatus for forming a stone column in the ground is disclosed. The apparatus comprises a pair of concentric tubes (2,3) the inner one (2) of which is open at both ends, and at or near its lower end may be connected to the outer tube (3) by an outwardly ... | 03/15/1988 |
| 4688969 | Electrical ground rod installation device A ground rod installation device having an auger fixedly mounted on the lower end of an elongated drive shaft. A pilot drill projects downwardly from the lower end of the auger. The shaft, auger, and pilot drill have aligned axial passages into which the ... | 08/25/1987 |
| 4639168 | Hollow foundation body and method of making a foundation To lower ground water in the region of foundation bodies, such as foundation piles and the like, a water-pervious layer of filtering concrete, in particular of uniform-grained concrete, is arranged below an upper water-impervious part which is made of sta... | 01/27/1987 |
| 4619558 | Apparatus for producing in-situ concreted piles with enlarged bases An apparatus for producing a concrete pile in the ground with an enlarged base, including a tube having a diameter, and an upper and a lower end, a shoe provided at the lower end of the tube and having a larger diameter than the tube so as to form a gap b... | 10/28/1986 |
| 4544515 | Method for producing in-situ concreted piles with enlarged bases A method and apparatus for producing in-situ concrete piles with enlarged bases. The method includes the steps of: driving into the ground a tube provided at its lower end with a shoe which is larger than the diameter of the tube, and with an outer casing... | 10/01/1985 |
| 4530190 | Self-anchoring fence post and method of installing same This invention relates to an improved self-anchoring fence post characterized by an anchor member in the form of a rigid blade substantially bisected by a vertically-disposed groove for use in initially detachably clamping same to a driving tool for both ... | 07/23/1985 |
| 4504173 | Apparatus for constructing cast in place tubular piles and method _of constructing such piles by same apparatus The apparatus includes two tools for forming holes in the subsoil without excavating it, which tools being coaxially mounted on a drill column. To the end of the drill column there is attached a hollow tool which is concealed when a skirt is in a lower po... | 03/12/1985 |
| 4384809 | Mandrel closure and process for in situ pile formation A hollow mandrel has a chute at one side near its top through which concrete is poured, and an open top through which re-inforcing steel is inserted. An expansible closure having an air conduit leading to its lower end is lowered into the mandrel below th... | 05/24/1983 |
| 4295759 | Device for the control of the internal pressure in a drill pipe for the construction of footings A device for the control of the internal pressure in a drill pipe or tremie is disclosed. The tremie is used in footings and especially in the construction of compressed concrete footings. The tremie has a valve located in a lid that serves for the tight ... | 10/20/1981 |
| 4165198 | Method for forming pier foundation columns This invention comprises a technique for constructing concrete foundation columns in underwater locations, wherein the steel casing members used to form the columns may be recovered for subsequent re-use. In the technique, an inner and outer casing are pa... | 08/21/1979 |
| 4106298 | Device for the production of earth holes A device which includes a ram and a tube, which device can be used for the production of earth holes and poles which are located in these holes and which poles are made of poured or compressed concrete and a process using this device.... | 08/15/1978 |
| 4096673 | Method of anchoring Cables are anchored in the ground by attaching one end of the cable to an intermediate portion of an elongated tubular member having a leading driving end with an internal abutment and a trailing end with an out turned lip on the side of the tubular membe... | 06/27/1978 |
| 4040260 | Pile with downwardly extending elongated elements A friction pile has an elongate columnar body which extends at least 1 m. down into the ground and is arranged to carry a structural load at its upper end. A number of rods or other elongate elements, each of smaller cross-sectional area than the body are... | 08/09/1977 |
