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WO/2017/146428A1 |
The present invention relates to a preloading apparatus for a large steel pipe strut for facilitating the installation and disassembly of a large steel pipe strut by using a mechanical screw jack and a hydraulic cylinder. The preloading ...
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WO/2017/140956A1 |
A drilling apparatus for drilling a hole into the ground/rock, whereby a protective pipe (5) is placed, in connection with drilling, in the drilled hole on at least the portion of ground drilling, which is either left in the hole as a pr...
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WO/2017/136013A1 |
Soil displacement piles having a shaft and one or more soil displacement assemblies secured to the shaft are provided. If more than one soil displacement assembly is utilized, each soil displacement assembly is separated by a longitudina...
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WO/2017/127954A1 |
Disclosed is a pile driver, comprising a pile driver platform (1). The pile driver platform (1) is connected to a platform movement driving mechanism (8) which can drive the pile driver platform (1) to transversely or longitudinally move...
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WO/2017/116001A1 |
The present invention relates to a head-enhanced drill bit for improving durability by enhancing a head, and can comprise: a bit body having a tip excavating surface formed on a front end thereof; and a forward and backward moving body a...
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WO/2017/083903A1 |
A formwork support fin peg (14) comprises an elongated steel peg body (11) having a pointed lower end (11a), two triangular fins (12) made from steel plate welded to opposing sides of the body (11) about halfway along its length, and the...
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WO/2017/082658A1 |
The present invention relates to a driven steel pipe pile which can penetrate a remaining slime layer by using a driving shoe having a cross-section having a wide-topped and narrow-bottomed shape connecting the main frame of a steel pipe...
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WO/2017/079554A1 |
The present disclosure provides helical ground anchors or piles designed to cut through rock. The helical ground anchors have a shaft, one or more helical plates attached to the shaft and at least one cutting tip attached to the distal e...
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WO/2017/066833A1 |
A compact, integrated, multifunctional, in a manner of speaking, 'Swiss army knife'-style implement with specially adapted hydraulically powered fixtures for deploying a plurality of modified hydraulic tools for installing posts; the imp...
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WO/2017/057805A1 |
The present invention relates to a driven concrete pile having an open bottom and a construction method thereof in which a lower member of a point bearing part located on the lower end of a concrete pile main body has a short tubular sha...
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WO/2017/057804A1 |
The present invention relates to a driven concrete pile having an open bottom and a construction method thereof in which a point bearing part on the lower end of a concrete pile main body is driven into the in-situ ground via a residual ...
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WO/2017/056026A1 |
A percussion device that includes: - an input side; - an output side; - at least one drive transmitter; - a drive transmitter pathway; - a percussion impactor; and - a percussion anvil; where: the drive transmitter pathway is a circumfer...
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WO/2017/045625A1 |
Provided is a pile frame, comprising a base plate (1), a machine body (2), an upright post (3), a diagonal strut (4) and an A-shaped bracket (5). The diagonal strut (4) is provided with a protruding connector (4e) and a movable connectin...
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WO/2017/043709A1 |
The present invention relates to a driven concrete pile and a construction method thereof in which a point bearing part on the lower end of a concrete pile main body is driven into the in-situ ground via a residual slime layer on the bot...
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WO/2017/020533A1 |
A comprehensive pile driver comprises a pile pressing table (13), a horizontal-movement drive structure (14), a pile driving bearing platform (15), a hoisting structure (16), a support body (1) and a construction passage (2). A top frame...
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WO/2017/018951A1 |
The present invention relates to a gripping machine (1) which is used for driving and extracting applications of steel-formed materials, profiles and steel pipes called as sheet piles, and has at least one gripping unit (2) that enables ...
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WO/2017/019682A1 |
Extensible shells and related methods for constructing a support pier are disclosed. An extensible shell can define an interior for holding granular construction material and define a first opening at a first end for receiving the granul...
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WO/2017/012170A1 |
Provided is a variable-pitch wall forming device for a press-fit type underground diaphragm wall, comprising a wall shoe (3), vibration chambers (4), a fixed-pitch box (1) and a variable-pitch box (2), wherein the variable-pitch box (2) ...
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WO/2017/013303A1 |
A vibrator device for producing impacts or vibration with adjustable intensity, the vibrator device comprising at least two rotatable eccentric masses (ml, m2) whereby each mass is placed to rotate on its own shaft, and the rotation of s...
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WO/2017/012169A1 |
An end point closing wall forming device of an extrusion type underground diaphragm wall comprises a main body (1) and a vibration water spraying device. The vibration water spraying device is fixedly disposed inside the main body (1). T...
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WO/2017/012171A1 |
A multifunctional wall clamping device of a static piling machine comprises a wall clamping platform (1), a machine body (31), and a wall pressing device. A through machine body hole (6) is vertically provided in the center of the machin...
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WO/2017/003301A1 |
A tool connection (9, 47) for connecting a tool (1) to a tool support (16), the tool connection (9, 47) including at least one radial shock absorber (19, 20) for at least partially absorbing shock imparted by the tool (1) via the tool co...
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WO/2016/200261A1 |
The present invention is directed to a method for installing an elongated member or an assembly thereof, comprising the steps of: - providing an elongated member that comprises a peripheral wall and an inner space that extends in the lon...
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WO/2016/171444A1 |
The present invention relates to a structure for supporting square bars of a tower structure and a construction method therefor. Provided are the structure for supporting square bars of a tower structure, as a supporting structure for a ...
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WO/2016/166406A1 |
The invention relates to a method for optimizing the driving of a pile (7), the method comprising: - driving the pile (7) into the ground by a pile-driving machine comprising a hammer ram (1 ) to be placed against the pile (7) and a bloc...
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WO/2016/162708A1 |
The adaptor device (1) of the invention, which is attached to a site vehicle of the backhoe type, allows reinforced concrete piles to be driven quickly and economically into the ground. It comprises a crane (2, 3) and a driver (7) suspen...
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WO/2016/162776A1 |
A drill unit for forming a column in ground which includes an outer drill and a concentric inner drill, where attached to the outer drill there is at least one drill tooth which includes a first face, a second face and a base face wherei...
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WO/2016/159437A1 |
The present invention relates to a casing rotator having a reverse-circulation bedrock-crushing function and, more particularly, to a casing rotator capable of performing a reverse-circulation bedrock-crushing function, which crushes a b...
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WO/2016/159770A1 |
A pile driving assembly for installing a pile in an underwater bottom comprises a tubular pile and a hammer for driving the pile into an underwater bottom. The assembly is provided with a soil remover for removing soil inside the pile. T...
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WO/2016/152568A1 |
A device for calculating construction assistance information comprises: an acquiring unit that acquires, from vibratory hammer construction machinery, information that contains at least values indicating the vibratory hammer vibrating fo...
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WO/2016/139523A1 |
The invention concerns a pneumatic and hydraulic hammer (21) that can, among other applications, be fitted to a hydraulic shovel excavator or backhoe machine. The hammer can be used to insert reinforced concrete piles swiftly and economi...
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WO/2016/128136A1 |
The invention relates in general to a vibrator for generating vibrations. The invention relates in particular to an exciter cell having unbalanced masses which can be driven in a rotatory manner and which are rotatably mounted in an exci...
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WO/2016/126216A1 |
A pile driver and structure of the pile driver are disclosed, which comprises a hammer (1) inserted in outside structure of the driver for moving up-down by force submitted from centrifugal force in order that the hammer (1) moves up-dow...
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WO/2016/127172A1 |
A pile includes a first pile section defined by a first end that is configured for engaging a supporting medium and an opposing second end. A second pile section has a first end engageable with the second end of the first pile section, w...
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WO/2016/112585A1 |
A pile frame, comprising a column (3), a body (2) and an oblique support (4). The column (3) is hinged on a front end of the body (2). At least one end of the oblique support (4) is provided with a first telescopic device having an activ...
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WO/2016/108690A1 |
A method for anchoring/founding an object (15) comprises the steps of positioning a sonic drill apparatus (1), providing an assembly of head and rod sections (6; 20), in which the rod sections are connectable to the head section and to e...
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WO/2016/096208A1 |
The invention relates to a method and to a device for constructing a foundation, wherein a foundation pipe (1) is impact-driven into a ground. According to the invention, prior to impact driving by means of a drilling tool (22), the dril...
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WO/2016/093376A1 |
The present invention relates to a casing rotator and, more particularly, to a casing rotator configured such that, even if the verticality of a casing and the verticality of the rotator itself are not aligned with each other, load on a ...
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WO/2016/085837A1 |
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 ro...
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WO/2016/077891A1 |
A construction screw pile including an elongate tubular body having a cutting assembly at a lower end thereof, and at least one helical flight provided on the body and a drive assembly at an upper end of the body to facilitate rotation o...
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WO/2016/074028A1 |
Some embodiments relate to a timber pile for receipt in the ground to support a structure, wherein the pile has a cruciform shape in cross-section. Some embodiments relate to methods of providing a footing involving such piles, methods o...
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WO/2016/071067A1 |
The invention relates to a vibration ramming arrangement (1) for introducing material to be rammed into the ground. The vibration ramming arrangement (1) here comprises: – at least one hydraulic unit (2a, 2b) for generating a hydraulic...
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WO/2016/059299A1 |
The invention relates to an arrangement for supporting a thin-walled steel pile (5; 17; 26; 35) in an impact pile driving device, the arrangement comprising a supporting surface (4; 14; 23; 31 ), to which the steel pile (5; 17; 26; 35) c...
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WO/2016/033706A1 |
Provided is a walker-type traveling chassis, comprising a fixed traveling frame (2) mounted on the base plate of a main machine body (10); by means of a lateral traveling cylinder (12) or a connecting pin (9), the main machine body (10) ...
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WO/2016/029309A1 |
A swing chuck for connecting a rotary drive mechanism to a tool for heavy equipment work, such as a helical pile. The swing chuck features a tool portion to be attached to the tool and a drive portion to be attached to the rotary drive m...
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WO/2016/028151A1 |
The invention relates to a method of installing foundation elements, in particular (mono)piles (2) having a diameter of five meters or more, in an underwater ground formation (3) comprising the steps of lowering a leader (8) from a surfa...
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WO/2016/024137A1 |
The present invention relates to a linear driver (1,101) and particularly, but not exclusively, to a linear driver for use in the field of civil engineering or construction, for example in the formation of piles or piers as foundations. ...
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WO/2016/005427A1 |
The invention relates to deep foundation piles for offshore constructions having noise-reducing action as they are driven in. The deep foundation piles are characterized in particular by the greatest possible reduction of noise caused as...
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WO/2016/006748A1 |
The present invention relates to an eco-friendly retaining wall structure having a pedestrian passage or an ecological corridor for architectural complex. Provided is a method for constructing a retaining wall block using a retaining wal...
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WO/2015/197302A1 |
The present invention relates to a fastening stud for a construction element, preferably a beam, a panel or a slab, that is adjustable vertically and with respect to the horizontal, is able to be screwed to an internally threaded mountin...
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