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Matches 1 - 50 out of 58,278

Document Document Title
WO/2021/069101A1
PROBLEM: To achieve the improvement of maintainability, simplification of structure, upon arranging a cooling fan on an outdoor side of a heat exchanger. SOLUTION: To configure such that heat exchangers (21, 22) are arranged so as to fac...  
WO/2021/070577A1
In the present invention, controllers (31, 131) of a hydraulic shovel (1) output, to drive units (17, 44), drive signals (s1, s2, s3) for imparting, to a work machine control lever (150), a right work machine control lever (160), and a r...  
WO/2021/071687A1
The present disclosure provides a method of operating a machine comprising a work tool and an apparatus mounted thereto. The apparatus comprises a gas spring arrangement comprising a first gas chamber defined by a piston head moveably mo...  
WO/2021/070736A1
Provided is a construction machine that can measure a minute leakage flow rate of a unilateral tilt-type variable displacement hydraulic pump. In a state in which communication between a discharge oil passage of the hydraulic pump and ...  
WO/2021/065135A1
This motor grader, which is a work vehicle, comprises a steering mechanism (66) and a control unit (51). The control unit (51) controls the steering mechanism (66) so that the rate of change in advancing direction per unit travel distanc...  
WO/2021/065315A1
A work machine (10), wherein: a load information output unit (57) outputs a load calculated by a load arithmetic unit (54) as load information until a piston member (172) moving toward the stroke end (E1) reaches a specific position (SP)...  
WO/2021/066892A1
An example hydraulic system includes a hydraulic actuator; a pump driven by an electric motor and having an inlet port and an outlet port; a boost flow line configured to provide boost fluid flow or receive excess fluid flow; a reservoir...  
WO/2021/064775A1
The present invention provides a work machine with which deterioration in work efficiency can be suppressed while lowering the possibility of coming into contact with a worker, a dump truck, or the like. A motion range of the work machin...  
WO/2021/065813A1
The present disclosure provides a work machine with which it is possible to perform operation assistance conforming to the intention of an operator, in consideration of a turning operation. A control device 80 includes a storage device 8...  
WO/2021/065429A1
Provided is a work machine that can eliminate, to the extent possible, a work machine operator nuisance while preventing contact between the work machine and workers, thereby preventing a decrease in work machine productivity. The work m...  
WO/2021/064776A1
The present invention provides a fatigue management system capable of managing the fatigue of each part of a construction machine more accurately than a conventional system. A fatigue management system S is characterized by being provide...  
WO/2021/064777A1
Provided is a movement identification device that, in comparison to conventional movement identification devices, is capable of more accurately identifying a specific movement of a construction machine on the basis of output from sensors...  
WO/2021/065439A1
A wheel loader (10) that comprises a rearward detection unit (71), a state detection unit (72), and a controller (26). The rearward detection unit (71) detects what is behind a vehicle body (1) during travel in reverse. The state detecti...  
WO/2021/066961A1
An anti-tipping retainer (300) has a lug receiving portion (306') defining a lug receiving slot (312) that extends partially through the lug receiving portion (306'), forming a first sidewall (314), a second sidewall (316), and a catch s...  
WO/2021/066019A1
A wheel loader (10) comprises: a vehicle body (1); a rear detection unit (71); a vehicle body angle sensor (72); and a controller (26). The rear detection unit (71) detects an obstacle (S) behind the vehicle body (1). The vehicle body an...  
WO/2021/065814A1
Provided is an area setting assistance system which can suitably set a work area, for example, in large scale work site or complicated work site, even when the work area in which a worker works is changed. The present invention is an are...  
WO/2021/065430A1
Provided is a region-setting system with which it is possible to ensure the conformance of a work region recognized by a work machine or an operator of the work machine, and a work region recognized by a worker in the surroundings. The r...  
WO/2021/065314A1
If an estimated weight determination condition has been satisfied, an estimated weight determination unit (54) for a work machine (10) determines, on the basis of a weight acquired by a weight acquisition unit, an estimated weight of a l...  
WO/2021/065136A1
This motor grader, which is a work vehicle, comprises a steering mechanism (66) and a control unit (51). The control unit (51) generates a motor grader travel route on the basis of the motor grader position and orientation and the motor ...  
WO/2021/066023A1
A control device for a work machine touch panel monitor comprising: a display signal generation unit that generates a display signal to be displayed on the touch panel monitor comprising multiple display screens; a determination unit tha...  
WO/2021/065952A1
In the present invention, an estimated speed for an arm cylinder to be used for controlling range restriction is calculated on the basis of a first condition that presets the relationship between the control input to an operation lever 1...  
WO/2021/067327A1
A method includes transmitting instructions to the first machine to perform a first task defined by the worksite plan, and transmitting instructions to the second machine to perform a second task defined by the worksite plan, the second ...  
WO/2021/065375A1
This cab comprises: a console (51) provided toward the side of a driver's seat (41); a base member (61) having a support part (67), the base member (61) supporting the console (51) by means of the support part (67) so that the console (5...  
WO/2021/066230A1
Disclosed is small multi-purpose construction machinery comprising a track driving device which comprises: a main body; three hinges which are provided on the main body to be steered by means of respective steering motors; and three trac...  
WO/2021/065404A1
To prevent a work machine from tipping over. The work machine comprises: a vehicle body; a rear axle attached to the vehicle body so as to be rollable with respect to a shaft extending in a front-rear direction of the vehicle body; and a...  
WO/2021/065384A1
A work machine that comprises: a work device that has a boom, an arm, and a work implement; and a control device that sets a target plane, calculates a work-implement-to-target-plane distance on the basis of signals from a position senso...  
WO/2021/066057A1
The present invention comprises: a monitoring device that detects obstacles in the surroundings of a hydraulic excavator and outputs obstacle information; and a controller that calculates a penetration-forbidden region set on the basis o...  
WO/2021/063510A1
A replacement kit for a work machine, and a method of replacing a hydraulic harness. The replacement kit comprises a replacement kit (100) for a work machine, comprising at least one bundle (1) of hydraulic hoses (2), the bundle comprisi...  
WO/2021/065313A1
A work machine (10) comprises: a load acquisition unit for acquiring the load of an object held by an attachment (16); and a predicted load determination unit (55) that, when a preset predicted load determination condition has been satis...  
WO/2021/066032A1
Provided is technology for an excavator that can cause a bucket working part to appropriately move along a target construction surface near a bending portion in the target construction surface. This excavator 100 comprises: an attachment...  
WO/2021/059571A1
Provided is a work machine that is capable of preventing trapping of pump pressure. A hydraulic shovel comprises: a control valve that controls the flow of pressure oil from a hydraulic pump to a hydraulic actuator; an operation device...  
WO/2021/060533A1
On the basis of an antenna installation location, a range of mobility of a work device, the attitude of an upper rotating body, and the azimuth of the upper rotating body, a controller in the present invention sets a range within which t...  
WO/2021/060534A1
An excavator (100) comprises: a lower travelling body (1); an upper turning body (3) turnably mounted on the lower travelling body (1); an excavation attachment (AT) attached to the upper turning body (3); and a boom angle sensor (S1), a...  
WO/2021/060195A1
This working machine 1 is provided with a design data acquisition device 29, a topography measurement device 30, and a control device 21. The control device 21: extracts peripheral region shape data from design data of a construction sit...  
WO/2021/059617A1
Provided is construction machinery such that the operation state of an operation device can be detected even if the idle speed for a motor is set low, and the idle speed for the motor can be set to low. A hydraulic excavator comprises ...  
WO/2021/061316A1
A method and apparatus for dithering hydraulic valves to mitigate static friction ("stiction") associated with the hydraulic valves. A first hydraulic valve and a second hydraulic valve are dithered to mitigate stiction associated with t...  
WO/2021/059810A1
Provided is a construction management device that calculates a risk, indicating the level of danger that an accident will occur, on the basis of: information related to at least the position of a worker as measured by a worker position m...  
WO/2021/060403A1
The present invention is configured such that when an operation lever is not being operated, power reduction control can be implemented and a return to a normal powered state when the operation lever is erroneously moved is suppressed, a...  
WO/2021/059615A1
Provided is a construction machine that strikes a balance between safety and ease of work by reducing the potential for accidents caused by contact between the construction machine and workers in the area while ensuring ease of work in e...  
WO/2021/061938A1
A hydraulic work system can include a continuously variable displacement hydraulic pump (324) that is powered by an engine (322) and is in communication with a hydraulic actuator (314). A run-time displacement of the hydraulic pump (324)...  
WO/2021/059776A1
A hydraulic excavator 1 comprises a work machine 7, a detection device that detects surrounding obstacles, and a control device 27 that controls operation of the work machine 7. The control device 27 has an operation assist function and ...  
WO/2021/059832A1
According to the present invention, a maintenance management system (200) comprises an acquisition unit (201), and an output unit (203). The acquisition unit (201) acquires an actual operation time of a target work machine (2) including ...  
WO/2021/061307A1
A cutting edge (200, 300) for a machine (10). The cutting edge (200, 300) includes a first layer (210, 310) formed of a first material and forming a front surface (202, 302) configured to engage a working material. The cutting edge (200,...  
WO/2021/059749A1
In a hydraulic excavator comprising a main controller that can execute area restriction control, the main controller calculates an action speed Vfx of a front work device in a vehicle body coordinate system and a movement speed (dragging...  
WO/2021/060302A1
Provided is a hydraulic shovel including a controller that can control a work device using an excavation work control for causing a tiptoe of a bucket to move along a predetermined target surface and a leveling work control for causing t...  
WO/2021/059775A1
A hydraulic excavator 1 is provided with: an engine 16; a main hydraulic pump 17 driven by the engine 16; a plurality of hydraulic actuators driven by pressure oil discharged from the main hydraulic pump 17; a plurality of flow rate cont...  
WO/2021/059892A1
Provided is an operation recording and analysis system for construction machinery, the system being capable of efficiently extracting, from among operating information recorded during operation of construction machinery, work content tha...  
WO/2021/056061A1
A device (40) for removing a wear member (26) from a ground engaging surface (20), the device (40) comprising: a body (42) having cavity (44) and a wear member engaging portion (46) to engage the wear member (26) when the wear member (26...  
WO/2021/059655A1
The present invention comprises: an automatic operation switch that enables the automatic operation of a work machine; an automatic operation control device that automatically controls the operation of a hydraulic shovel when the automat...  
WO/2021/059910A1
A work machine, comprising a control device, a first electrical circuit provided with a first power source for feeding electrical power to the control device, an electric drive source necessary to operate the work machine, and a second e...  

Matches 1 - 50 out of 58,278