There is provided a crane vehicle configured to reduce the entire length of the vehicle body. A crane vehicle 1 includes a crane apparatus 20; a first frame 11 on which the crane apparatus 20 is provided; a second frame 12 connected to the first frame 11 to be able to turn in a horizontal direction; a power sour...

There is provided a crane vehicle configured to reduce the load on the axles on the second frame and to improve the safety while the crane vehicle is moving. A crane vehicle 1 includes a crane apparatus 20; a first frame 11 on which the crane apparatus 20 is provided; a second frame 12 connected to the first fra...

a crane vehicle includes: a first frame having an upper part in which a boom that can be derricked is provided, and a lower part in which an axle and wheels are provided to allow the crane vehicle to run, the wheels being provided on. right and left sides of the axle; and a second frame having an upper part in ...

A crane vehicle 1 is provided with: a first frame 10 having a first axle 13 with wheels 3a in the left and the right and an telescopic boom 11 provided for derricking movement by the derricking cylinder 17; and a second frame 20 having a second axle 23 with wheels 3b in the left and the right and a driver"s cab ...

Provided is a crane that can suppress swinging of a load with a high level of accuracy when an actuator is controlled using the load as a reference. A slewing base camera (7a) detects a load W that is suspended by a wire rope, the current coordinate location p(n) of the load W is calculated from the location of the ...

Provided are a crane and a crane control method wherein, when controlling an actuator using a load as a reference, the load can be made to move along a target track while swinging of the load is suppressed. The present invention comprises an acceleration sensor (22) that detects the acceleration of a load W, wherein...

This crane is configured by being provided with: a telescopic boom having an inside boom element and an outside boom element that overlap each other in an extendable and contractible manner; an extension/contraction actuator that displaces one boom element among the inside boom element and the outside boom element i...

The present invention is configured so as to be provided with: a telescopic boom having an inner boom element and an outer boom element; a telescoping actuator that displaces the inner boom element or the outer boom element in the telescoping direction; a first coupling member that releasably couples the telescoping...

The invention addresses the problem of providing a crane and a crane control method that can suppress load swaying when controlling an actuator on the basis of the load. The invention is provided with a turntable camera (7b) that detects the current position coordinates p(n) of a load W with respect to a reference p...

This work machine comprises: an actuator that extends and retracts a telescopic boom; an electric drive source that is provided to the actuator and driven by power supplied from a power source; an operating unit that operates with energy from the electric drive source; an electric circuit capable of switching betwee...

Provided is a dynamic-lift-off determination device capable of quickly performing a dynamic-lift-off determination by a simple method, while suppressing swinging of a load. A dynamic-lift-off determination device C includes: a boom 14 that is configured so as to be freely raised and lowered; a winch 13 that lifts/lo...

The present invention provides a dynamic lift-off control device and a crane with which it is possible to quickly perform dynamic lift-off of a suspended load while suppressing vibration of the load. This dynamic lift-off control device D comprises: a boom (14); a winch (13); a load weight measurement means (22); an...

A work machine comprising: an actuator that extends and retracts a telescopic boom; an electric drive source that is provided in the actuator and drives using power supplied from a power source; a work unit that operates on the basis of the motive force of the electric drive source; and a joint that has a drive-side...

[Problem] To provide a highly versatile controller that is capable of automatically stowing or deploying a boom, and can be used with various types of boom devices. [Solution] The controller generates a function X(?) on the basis of: the length L (designated value) of a boom 32 and the distance D (designated value) ...

Provided is a work machine with which it is possible to improve the degree of freedom in design with respect to the surroundings of an extending/retracting boom and to improve the reliability during extension/retraction of the boom. The present invention comprises: an extension/retraction actuator that moves a first...

Provided is a work machine that enables an improved degree of freedom of design in the vicinity of a telescopic boom and improved reliability during boom extension. The work machine comprises: an extension actuator that causes a first boom to move in the direction of extension relative to a second boom; an electrica...

[Problem] To provide a crane vehicle that achieves safe movement by reliably detecting an area which is a blind spot from a driver's seat, namely, an obstacle on the opposite side from the driver's seat across a boom. [Solution] This crane vehicle comprises an obstacle sensor which is a transmission/reception antenn...

The present invention addresses the problem of providing a crane that, when controlling an actuator with cargo as a reference, can move the cargo in accordance with the intention of the operator while suppressing vibration of the cargo by learning the dynamic characteristics of the crane from the movement of the car...

The present invention addresses the problem of providing a crane capable of, when an actuator is controlled on the basis of a load as a reference, moving the load in accordance with a form intended by an operator while inhibiting the load from swinging. A target trajectory signal Pd is calculated by integrating a ta...

[Problem] To provide a crane vehicle with which it is possible to minimize contact with another vehicle by the distal end of a boom when the crane vehicle is approaching an intersection point, etc. [Solution] A controller 60 detects an obstacle to the side of the distal end of a boom 42 using left and right cameras ...

Provided is a work machine that allows an improvement in the degree of freedom in terms of design around a telescopic boom and an increase in the reliability when the boom is telescoping. This work machine comprises: a telescoping actuator that moves a first boom in the telescoping direction with respect to a second...