Class / Patent application number | Description | Number of patent applications / Date published |
405252100 | Pile having screw threads | 23 |
20100054865 | Bearing plate for use in an anchor assembly and related method - A bearing plate for use in an anchor assembly and associated method are provided. The bearing plate may have a body with a middle portion with a helical configuration about an axis. Leading and trailing portions are also included on either end of the middle portion. An upper leading portion surface may extend an angular distance from 5° to 45° about the axis. The upper leading and middle portion surfaces may extend at different rates in the axial direction per extension about the axis in order to reduce friction on the leading portion during insertion. Additionally or alternatively, the middle portion of the body may be tapered and/or included a rounded outer edge in order to reduce friction during insertion and/or to increase ease of manufacture. A method of putting together an anchor assembly in the field in order to achieve a desired bearing capacity is also disclosed. | 03-04-2010 |
20100247246 | ALIGNMENT OF POSTS TO ACCOMMODATE BARRIER SECTIONS - The present invention provides a system for adjusting a position of a post within a pile. The system includes a post including a vertical groove on one side and a vertical groove on another side for accommodating a sound wall panel. The system also includes a pile including a vertical bore into which the post is inserted. A set of three screws are spaced evenly around an exterior circumference of the post near a bottom of the post, wherein at least one screw contacts an interior circumference of the bore so as to adjust a position of the post within the bore. The system further includes a collar for fastening the post to a top of the pile at an opening of the bore. | 09-30-2010 |
20100247247 | SCREW PILE SUBSTRUCTURE SUPPORT SYSTEM - A screw pile substructure support system comprises a tubular pile with a fixed conical tip having a helical flight thereon which draws the pile into a soil bed when a torque is applied to the pile. The tip has a substantially conical shape, and the largest diameter of the tip is substantially the same as the diameter of the tubular pile to which it is attached. The helical flight is attached to the outside surface of the tip. The tip may also be provided a point tip and one or more cutting teeth attached its surface. | 09-30-2010 |
20100266344 | SCREW PILE - The present invention relates to a screw pile comprising a shaft and at least two blades extending outwardly from the shaft. Each blade has a leading edge that contacts earth as the screw pile is screwed into the ground. The leading edge includes a swept back portion adapted to deflect rocks that come into contact with the swept back portion of the leading edge during insertion of the screw pile into the ground. In one embodiment, the leading edge of each blade includes two or more straight edge portions extending at different angles to each other. The straight edge portions may include an inner edge portion extending from the shaft and the swept back portion extending at an angle from the inner edge portion. | 10-21-2010 |
20100310321 | Pile for Foundation - The device includes the body ( | 12-09-2010 |
20110052331 | Foundation Piling Base and Method of Underpinning Therefor - A piling base apparatus, method for making same, a corresponding foundation pile system, and process for installation, the piling base apparatus having a generally solid body, a top end surface, a bottom end surface, and a side surface extending between the top end surface and the bottom end surface. The surface area of the bottom end surface is less than the surface area of the top end surface. At least one ridge extends generally about the side surface in a generally downward direction from the top end surface to the bottom end surface. Each ridge has an offset surface extending generally outward from the surface of the side surface. An end of a strand is fixed to the piling base apparatus, the strand extending outwardly from the top end surface. | 03-03-2011 |
20110194901 | SYSTEM FOR TERMINATING HELICAL PILES AND TIEBACKS - A threaded termination for helical piles has an elongated shaft and a substantially square cross-section. A series of uniformly-spaced notches on the corners of the termination shaft are aligned to form partial threads around the termination shaft. A coupler on an end of the termination shaft has a socket with a substantially square cross-section. In use, a helical pile is initially screwed into the ground. The coupler of the termination is then attached to the upper end of the helical pile with the shafts of the termination and helical pile axially aligned. The assembly can then be screwed further into the ground by applying torque to the termination. The upper portion of the shaft of the termination can be cut off, as need, and a load transfer device is then threaded onto the upper end of the shaft of the termination. | 08-11-2011 |
20120114425 | TRANSITION COUPLING BETWEEN CYLINDRICAL DRIVE SHAFT AND HELICAL PILE SHAFT - An improved transition coupling for a helical soil pile assembly transfers a compression load between two coupled shaft segments with little or no compression loading on the bolts that fasten the parts together. The coupling body has a shaft-receiving socket that extends axially into the body from one end to a socket bottom that axially abuts the end of one of the shafts. The body also has at least one shoulder between its ends that extends laterally outward and faces toward the end remote from the socket. A cylindrical portion of the body, which fits closely within the hollow end of the other shaft, extends axially toward the socket end up to the shoulder, which is adapted to abut the end of that shaft. At least one pair of aligned transverse holes in the body is adapted to receive a fastener. | 05-10-2012 |
20120213597 | Helical Rock Tip - A helical pier having a rock tip for rotational insertion into soil/rock and anchoring a structure thereto has an elongated shaft with a longitudinal axis, a penetrating end, a trailing end, and a peripheral surface between the penetrating end towards the trailing end. The penetrating end defines a penetrating edge of the shaft. A recess formed in the shaft extends from the first end surface toward the trailing end of the shaft, forms a recess wall and terminates in a second end surface that is obliquely inclined relative to the first end surface and the longitudinal axis. The recess wall defines a lateral cutting edge oriented transversely to the penetrating edge. In use, the recess receives soil/rock loosened by the penetrating edge and the cutting edge, and the second end surface directs loosened soil/rock out of the recess when the helical pier is rotated into the soil/rock. | 08-23-2012 |
20130101360 | HELICAL SCREW PILE - A helical screw pile includes a longitudinal shaft having a top end and a bottom end with a plurality of helical plates arranged on the shaft in increasing diameter from the top to the bottom. The first helical plate is located toward the bottom of the shaft and has the largest diameter. The second helical plate is located above the first helical plate and has a diameter smaller than that of the first plate. The third helical plate is located above the second helical plate and has a diameter smaller than that of the second plate. The helical plate with the smallest diameter is located toward the top of the shaft. The distance between the first helical plate and the second helical plate is larger than the distance between the second helical plate and the third helical plate. | 04-25-2013 |
20130309024 | SUPPORT PLATFORM FOR AN OIL FIELD PUMPING UNIT USING HELICAL PILES - A support platform for an oil field pumping unit includes a frame supporting the oil field pumping unit, vertical helical piles, and diagonal helical piles. The vertical helical piles are driven into the ground beneath the frame to support the frame and oil field pumping unit. Each diagonal helical pile has an upper end secured to the frame and a lower portion extending diagonally downward from the frame with a helical blade threaded into the ground to restrain horizontal forces exerted by the oil field pumping unit. | 11-21-2013 |
20140079491 | GROUND ENGAGING SHAFT - An apparatus and method for engaging a member within a soil formation. The apparatus comprises a shaft extending between top and bottom ends along a central axis and having at least one auger section therearound and a first plate, axially rotatably connected to the shaft. The apparatus may further comprise a second plate rotatably connected to the shaft above the first plate which may have connectors for engagement with a corresponding adjacent plate. The method comprises locating the shaft above a soil formation and rotating the shaft into the soil formation so as to draw the first plate into the soil formation. | 03-20-2014 |
20140119838 | ELEVATED EQUIPMENT ASSEMBLIES, EQUIPMENT-SUPPORTING PLATFORMS, AND RELATED METHODS - An elevated equipment assembly includes operating equipment situated atop a platform above grade. Piles are installed into the ground with free ends thereof extending above grade, and pile caps are coupled to the free ends of the piles. Each pile cap includes a cap plate disposed in a generally horizontal orientation. A platform is situated atop the pile caps and includes two longitudinally-extending structural beams and cross beams spanning between the two structural beams. Attachment members are secured to and extend outwardly from the outboard side of each structural beam. Each attachment member includes a generally flat attachment plate disposed in a generally horizontal orientation and secured to a cap plate of a pile cap. | 05-01-2014 |
20140186126 | Pile with Platform - Embodiments of a helical pile, comprising a shaft that is provided with an axis, a first end, and a second end, a lead located at the first end, a first plate that is attached to the helical pile, and a second plate that is attached to the first plate. | 07-03-2014 |
20140248092 | DRILL TIP FOR FOUNDATION PILE - An improved drill tip | 09-04-2014 |
20140286712 | HELICAL SCREW PILE - A helical screw pile includes a longitudinal shaft having a top end and a bottom end with a plurality of helical plates arranged on the shaft in increasing diameter from the top to the bottom. The largest diameter helical plate is located toward the bottom of the shaft. A second helical plate having a diameter smaller than that of the first plate is located above the first helical plate. A smaller third helical plate is located above the second helical plate so that the smallest is located toward the top of the shaft. The helical plates can be spaced apart along the shaft or coupled together in an end-to-end manner to form a continuous helix. | 09-25-2014 |
20140301791 | Telescopic Foundation Screw Pile with Continuously Tapered Pile Body - The embodiments provided herein are directed to a telescopic foundation screw piles with continuously tapered pile body that facilitates a faster pile placement speed, less labor and operators, less material, single step operation, low overhead clearance, no excess soils to be removed and hauled away which translates in lower cost and greater ease of use as well as higher load capacity. | 10-09-2014 |
20140363238 | FOUNDATION EQUIPMENT FOR A POLE IN PARTICULAR FOR A LIGHTING POLE - Foundation equipment for a pole, in particular, or a lighting pole. The equipment includes
| 12-11-2014 |
20150050090 | Device for a Pile, which Can Be Anchored in the Bottom of a Lake or the Sea and/or the Ground - A device for a pile anchorable in the bottom of a lake or sea and/or in the ground and of the screw- and/or push-type. The device includes a force-transmitting part arranged at an upper portion of a front tubular part of the pile. The force-transmitting part includes either a disk-shaped part with a substantially vertically extending flange directed toward the front tubular part, or a threaded portion along the pile that includes at least approximately one turn around and a cylinder-shaped part extending in a longitudinal direction of the threaded portion and completely around the threaded portion. The front tubular part includes apertures for debouching water and air from the upper portion. The force-transmitting part enables transmitting downwardly directed axial forces and laterally directed horizontal forces to the bottom or ground. | 02-19-2015 |
20150117960 | Helical Screw Pile and Soil Displacement Device with Curved Blades - A helical screw pile having a soil displacement device (lead displacement plate) on its shaft above at least one helical plate, which pulls the pile into the ground when the shaft is rotated. The lead displacement plate has a disk that carries at least two curved, axially extending bottom blades, which preferably extend beyond the disk periphery. The axial height of the blades preferably is greater than the axial pitch of the helical plate(s) divided by the number of blades. The top of the disk has an axially extending adapter ring that defines an annular seat for centering a tubular casing. Extension displacement plates can be used between extension shafts for centering additional tubular casings. | 04-30-2015 |
20150345098 | SCREW ANCHOR PILE FOR EARTH REINFORCEMENT AND MANUFACTURING METHOD FOR THE SAME - The present invention relates to a screw pile for reinforcing the ground, and in particular, a pile for reinforcing the ground which can dig the ground. The screw pile includes: a bar-shaped body with a pile hole that is a passage of air and grouting solution; a screw that is formed spirally and integrally around the body; one or more grouting holes formed around the body so that grouting solution can be sprayed; a tip expanding-reinforcing plate that has a plate shape, is coupled to one end of the body on its top, and has an air discharge hole formed through the top and the bottom in the same line as the pile hole; and a excavation bit that has one end coupled to a side of the bottom of the tip expanding-reinforcing plate and the other end with a blade, in which when the bit | 12-03-2015 |
20150368870 | HELICAL SCREW PILE - A helical screw pile includes a longitudinal shaft having a top end and a bottom end with a plurality of helical plates arranged on the shaft in increasing diameter from the top to the bottom. The largest diameter helical plate is located toward the bottom of the shaft. A second helical plate having a diameter smaller than that of the first plate is located above the first helical plate. A smaller third helical plate is located above the second helical plate so that the smallest is located toward the top of the shaft. The helical plates can be spaced apart along the shaft or coupled together in an end-to-end manner to form a continuous helix. | 12-24-2015 |
20160145824 | HELICAL PILE LEADS AND EXTENSIONS - The present disclosure provides helical pile leads and extensions with closely spaced perimeter shear helical plates that develop a cylindrical failure surface between the perimeter shear helical plates and soil as the helical pile is rotated into the ground, mobilizing soil-to-soil shear strength, and thus increasing the stability, stiffness and load capacity of the helical pile. | 05-26-2016 |