About 14 results
https://drivepatents.com/patents/1391319 · 6 May 2026
An object of the invention of the application is to provide an autonomous travelling mine vehicle that can suppress a decrease in work efficiency when dust is generated at a work site. Therefore, the autonomous travelling mine vehicle includes a surroundin...
https://drivepatents.com/patents/1392009 · 6 May 2026
A work machine includes a flow control valve that controls the flow rate of a hydraulic operating fluid supplied from a hydraulic pump to a hydraulic cylinder, a solenoid valve that generates an operation pressure for operating the flow control valve, and ...
https://drivepatents.com/patents/1399510 · 6 May 2026
Provided is a work machine capable of achieving both low fuel consumption and ensuring of workability. The work machine is configured to, in a state where an output of an engine or hydraulic pump has increased to an increase threshold (S12: Yes) with the r...
https://drivepatents.com/patents/1391826 · 22 Apr 2026
A left console device (13) positioned on an entrance passage (9A)-side is provided with a support shaft (15) disposed on a seat base (11), and a rotational frame (17) rotatably supported by the support shaft (15) . A gate lock lever (25) is provided with a...
https://drivepatents.com/patents/1399704 · 1 Apr 2026
An upper revolving structure 3 of a hydraulic excavator 1 includes a heat exchanger room 12 and a pump room 13 that respectively accommodate first and second antenna devices 24, 27 removed from first and second antenna attaching tools 25, 28 in a state whe...
https://drivepatents.com/patents/1395207 · 11 Mar 2026
A construction machine including a solenoid valve that reduces a boom lowering pilot pressure for a second directional control valve and a controller that controls the solenoid valve is provided. The controller computes a first opening degree command value...
https://drivepatents.com/patents/1395333 · 4 Mar 2026
Provided is a work machine with a display device capable of reducing the usage of the capacity of a memory without increasing the cost while realizing display using image data in which the sharpness when being displayed is ensured. A hydraulic excavator 1 ...
https://drivepatents.com/patents/1394110 · 25 Feb 2026
Provided are a work machine and a work machine system that reduce risk that a vehicle body comes into contact with an obstacle nearby in a case wherein abnormality arises in the work machine. The work machine comprises: a traveling body; a rotary body rota...
https://drivepatents.com/patents/1399340 · 4 Feb 2026
The invention of the present application intends to provide a work machine that can ensure high operability by preventing abrupt actuation of an actuator and a shock to a machine body by use of a bleed-off function at the time of starting of the actuator a...
https://drivepatents.com/patents/1394489 · 28 Jan 2026
Provided is a dump truck capable of switching a destination of supply of hydraulic oil from a hoist cylinder to a fan motor at an appropriate time. A dump truck comprising: a hydraulic pump for discharging a hydraulic oil by a driving force of the engine; ...