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Patent Searching and Data


Matches 251 - 300 out of 305,298

Document Document Title
WO/2021/039095A1
A bulldozer (1) is provided with a control unit (30) that caries out vehicle turn control by way of controlling left and right steering clutches (12L, 12R) and left and right steering brakes (13L, 13R). The control unit (30) switches bet...  
WO/2021/038567A1
The present invention provides for a method of marine construction. Said marine construction is based on an external perimeter and inner area and comprises seabed lying elements and floating elements. The marine construction of the prese...  
WO/2021/038925A1
The present invention reduces the time and effort needed for installing a water injection pipe when installing a pumping well equipped with the water injection pipe. A pumping well 100 equipped with a water injection pipe according to ...  
WO/2021/039285A1
A hydraulic system (1) for a construction machine, including: a plurality of control valves (41) interposed between a variable-capacity main pump (22) and a plurality of hydraulic actuators; and a first electromagnetic proportional valve...  
WO/2021/041988A1
A system and tool for monitoring earth working equipment for such things as part identification, cracks, deformation, presence, operational limits, equipment faults, equipment proximity violations, locate system sensors, condition, usage...  
WO/2021/041071A1
The present disclosure is directed towards a fluid distribution assembly (28). The fluid distribution assembly (28) comprises a distribution device (100) comprising at least one device inlet (104) for receiving fluid and at least one dev...  
WO/2021/037382A1
A method of controlling a hydraulic actuator (40, 42), wherein the hydraulic actuator (40, 42) comprises a linear double-acting output member (46), and at least three working chambers (84) in fluid connection with the output member (46),...  
WO/2021/039283A1
In one aspect of the invention, a hydraulic system (1A) of a construction machine comprises a plurality of control valves (41) interposed between a main pump (22) and a plurality of hydraulic actuators, and a plurality of first electroma...  
WO/2021/039731A1
Provided is a wear amount measurement system which can more accurately measure the amount of wear of a part of a component from an image including the component of a working machine. The present invention pertains to a wear amount measur...  
WO/2021/038990A1
Provided is a site monitoring apparatus and a site monitoring system that are able to appropriately set a region where site monitoring is to be performed. This site monitoring apparatus is provided with: a warning device 104, 309 that ...  
WO/2021/040601A1
The present invention relates to a method for controlling a mining and/or construction machine (100), the mining and/or construction machine (100) comprising: at least one actuator (120-126) configured to give rise to a motion; a first c...  
WO/2021/039282A1
A hydraulic system (1A) for a construction machine according to one aspect includes: a plurality of control valves (41) interposed between a main pump (22) and a plurality of hydraulic actuators; and a plurality of first solenoid proport...  
WO/2021/039805A1
Provided is a construction machine in which traveling operability is not compromised when a compound action is performed in which a single-rod hydraulic cylinder is driven during a travel action. A hydraulic shovel comprises a controll...  
WO/2021/036722A1
Disclosed is a single-upright-column mooring type wellhead production operation platform, comprising an upright column body of a hollow structure; a positioning and mounting assembly provided at the bottom of the upright column body; a r...  
WO/2021/037339A1
A hydraulic system, mining machine and method of controlling a hydraulic actuator. The hydraulic system (HS) is provided with a control valve (23) for controlling movement direction and speed of a hydraulic actuator (HA) connected to the...  
WO/2021/031269A1
A waterproof guardrail having a garbage collection function for water engineering, comprising a fixing device (1), a waterproof device (2) and a fastening device (3), the waterproof device (2) used for blocking water waves being movably ...  
WO/2021/031860A1
Disclosed is a beam lowering construction method of a subsurface structure in a top-down method, the beam lowering construction method comprising the following steps: firstly, constructing an underground guide groove and an underground c...  
WO/2020/049497A8
A system for positioning an offshore structure has a lifting vessel (1); a lifting device (5) mounted onboard the lifting vessel (1) and configured to displace, lift and lower an offshore structure (2); a dynamic positioning device (6) c...  
WO/2021/034433A1
A retainer sleeve (400) includes an at least partially annular body (402) defining an axis of rotation (404), a radial direction (406), and a circumferential direction (408). The body (402)may also have a radially inner annular surface (...  
WO/2021/032945A1
A cover (10) for a ground surface access assembly (100). The in use visible surface (20) of the cover (10) comprises a plurality of discrete upstanding formations (22) arranged in a regular pattern over the majority of the in use visible...  
WO/2021/031248A1
A device for simulating the entire process of foundation pit inrush catastrophe, for use in simulating the entire process of inrush catastrophe of a soft soil layer under the combined action of confined water jacking and foundation pit e...  
WO/2021/031859A1
Disclosed is a slab lowering construction method for an underground structure in a reverse construction method, comprising the following steps: first constructing underground guide grooves and underground diaphragm walls, then constructi...  
WO/2021/032596A1
A method of forming a foundation in the ground, comprising the steps of - forming a foot (11) in the ground (100); - forming a column (12) made from a load bearing material in the ground (100) on top of the foot (11); and - forming a pil...  
WO/2021/031083A1
Disclosed in the present invention is an urban smart safety manhole cover. The urban smart safety manhole cover comprises a manhole cover body and a manhole cover supporting pipe used for supporting the manhole cover body; the manhole co...  
WO/2021/033394A1
Provided is a staking method for installing a slope staking device 2 that has posts 10, 11, horizontal crosspieces 12, 13, and a slope crosspiece 14. The method comprises: a post installing step (S2) for installing posts 10, 11 near an i...  
WO/2021/033365A1
Provided is a work machine capable of operating an operation target thereof in a mode intended by an operator. This work machine has: a travel body 11 (main body); a gripping mechanism 14 (work unit) that is displaceable with respect to ...  
WO/2021/029399A1
This excavator (100) is provided with: a lower traveling body (1); an upper rotating body (3) mounted on the lower traveling body (1); an engine (11) mounted on the upper rotating body (3); a main pump (14) driven by the engine (11); an ...  
WO/2021/028761A1
The present invention relates to a plant for artificial upwelling or for forced downwelling, as well as a variant thereof for the production of compressed air by water compression, actuated by an airlift pumping system that uses air at a...  
WO/2021/028676A1
The invention relates to an elongate fixation device (1) for use in subsea anchoring, and a method for installation. The device (1) has a triple nested stem arrangement, the innermost stem (2) of which has a cutter (9) disposed at a dist...  
WO/2021/027025A1
A high-rise building settling reinforcing and lifting correcting construction method, comprising the following steps: drilling holes vertically downward around a foundation slab (2) of a building (1), forming multiple curtain wall holes ...  
WO/2021/027664A1
A prefabricated pipe pile structure having variable-diameter holes for soft foundation treatment and a construction method therefor. A pipe pile wall (2) is provided with a plurality of pile body small holes (1), i.e., variable-diameter ...  
WO/2021/028073A1
PROBLEM: To improve operability and work efficiency while achieving reduction of the number of parts and simplification of circuit structure, in a hydraulic control system equipped with hydraulic actuators whose hydraulic power sources a...  
WO/2021/030005A1
A method for determining part wear, such as using a wear metric, includes receiving, from a sensor (108, 110), sensor data representing a surface of a wear part (116). The method further includes determining distances between measured po...  
WO/2021/026597A1
Apparatus, methods, and systems of monitoring the condition of a wear component, including a sensor system for monitoring the condition of a wear component comprising: an outer casing bottom portion having a closed bottom end; at least o...  
WO/2021/028002A1
A position detection device (2) for detecting the position of a bucket (4) of an ex- cavator (6) having a cab (32) and one or more booms (8) is disclosed. The exca- vator (6) comprises a first boom (8) being rotatably attached to the cab...  
WO/2021/029253A1
The present invention appropriately sets a set region in the periphery of a work machine. A hydraulic shovel (100) that comprises a periphery monitoring device that detects whether there are objects to be recognized in a set area (A) tha...  
WO/2021/029940A1
An example hydraulic system includes a hydraulic cylinder actuator comprising a cylinder and a piston, wherein the piston comprises a piston head and a rod extending from the piston head, wherein the piston head divides an internal space...  
WO/2021/027696A1
The invention discloses a reinforcing and lifting method and a reinforcing and lifting structure for large-scale piers of high-speed rail, and relates to the technical field of bridge pier lifting, wherein a technical solution thereof co...  
WO/2021/006735A3
A device, method and system are described for performing soil testing. The device comprises a cone rod unit (110), a control unit (150) and at least one intermediate rod unit (120) arranged between the cone rod unit (110) and the control...  
WO/2021/030415A1
The present disclosure provides embodiments of anchors and screw anchor kits. The anchors are used to pull anchor rods used for anchoring loads to the ground. The anchors may include a wrench hub, a power point and a helical plate. The s...  
WO/2021/027695A1
The present invention relates to a precise lifting method for a plant equipment foundation, and a lifting and reinforcing structure. The method comprises the construction steps of: forming curtain walls, wherein drilling is carried out i...  
WO/2021/025172A1
Provided is an excavator in which unintended operation of an actuator by an operator is prevented. An excavator according to the present invention comprises: a control valve that controls, on the basis of pilot pressure, the supply of ...  
WO/2021/022808A1
Disclosed is a production method for an arch-shaped corrugated steel plate wall of an assembly-type steel structure pipe rack. By means of first welding corrugated steel plates of an assembly-type steel structure pipe rack and then bendi...  
WO/2021/024174A1
An apparatus for the continuous remote measurement of the flowrate of water in bulkhead-holder openings for irrigation, characterised in that it comprises a measuring instrument installed at a distance relative to a lower crossbeam which...  
WO/2021/024553A1
Provided is a work machine that allows an operator who is operating one work machine to remotely operate another work machine with the feeling of operating the one work machine. The work machine 100 comprises an operation mechanism 52 th...  
WO/2021/025035A1
An excavator (100) according to an embodiment of the present invention is provided with: a lower traveling body (1); an upper turning body (3) that is mounted to the lower traveling body (1); a hydraulic motor (20) for traveling that mov...  
WO/2021/024251A1
An implement for use with an excavator includes a lightweight housing, a first coupling feature, a ground penetrating radar antenna, a controller, a wireless communication circuit and a rotation unit. The lightweight housing has an upper...  
WO/2021/022491A1
The present invention discloses a device for fishing sharp object from urban water logging, regarding the problem of poor usability of the prior fishing device, the following solution is proposed, the device for fishing sharp object from...  
WO/2021/025170A1
Provided is an excavator that suitably uses hydraulic fluid that flows out from a boom cylinder during excavation. The excavator comprises a boom, an arm, a boom cylinder that drives the boom, and an arm cylinder that drives the arm an...  
WO/2021/025608A1
The present invention relates to a stone sorter bucket, arranged to be connected to a coupling mechanism (22) at a lifting arm (2) of an excavator, which stone sorter bucket comprises a bottom part (10), a fastening means (15) arranged a...  

Matches 251 - 300 out of 305,298