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JP6789207B2 |
To protect a hydraulic circuit for a jack-up cylinder.A center frame 5 of a lower traveling body 2 comprises: four jack-up cylinders 11 to 14; and a control device 45 comprising: a jack-up control valve 17 connected to a hydraulic pump 1...
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JP2020185899A |
To provide a tire lifter which enables easy height adjustment of a carriage relative to a position of a tire.A tire lifter 1 includes: a movable base 10; a column 20 erected on the base 10; a carriage 30 for supporting a tire; and a lift...
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JP2020186099A |
To provide a pit cover device for a vehicle maintenance lift, which can improve safety of a movable pit cover.A pit cover device 4 comprises: a height detection unit 44 that detects that a pedestal 3 is located at a temporary stop height...
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JP6754148B2 |
To provide a mud removing device for an agricultural vehicle which allows a user to easily carry it without remodeling of the agricultural vehicle, and does not restrict a used space.A vehicle base 110 has a fixed base 111 and a moving b...
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JP6746207B2 |
To load a loading space easily in a stable state with a base machine having a reader and a crawler removed.A pile driver loading method performs consecutively the steps of: removing a crawler in a state having a front jack and an outrigg...
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JP6742204B2 |
To provide a conveyance carriage which can change cruise direction of the conveyance carriage easily without changing the direction of the carriage main body, and steerage flexibility after the change of the cruise direction of the conve...
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JP2020114769A |
To provide a screw jack reduced in weight without losing strength or durability.A screw jack 1 comprises: a rod-like first screw shaft 6 having a male screw formed in the outer periphery; a cylindrical second screw shaft 7 having a femal...
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JP6727275B2 |
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JP6716097B2 |
To solve such a problem that an existing turn table including a slide mechanism for sliding the whole overhang means and rotation means relative to a vehicle body becomes a large-scale device as a whole, and which leads to an increase in...
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JP6705195B2 |
To provide a revolving type work machine which prevents overturn during work.A revolving type work machine includes: a truck frame 4; a revolving super structure 1; a driving part 43 which drives the revolving super structure 1 so that t...
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JP6695894B2 |
The present invention relates to a telescopic sliding beam for supporting a work machine comprising a sliding beam box and an internal sliding beam that is outwardly telescopically supported in the sliding beam box. The sliding beam box ...
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JP6683595B2 |
To improve strength of a jack-up device and achieve weight reduction.Each of plural jack-up devices 23 of a crawler crane 101 includes: a jack frame 41 attached to a center portion of each of front and rear ends of a car body 21; a jack ...
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JP6680518B2 |
To provide a vehicle transportation method and apparatus that make it possible to cope with vehicle transportation of a wide range of vehicle types by mitigating restriction from a vehicle's wheel base and overhang and make it possible t...
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JP6673730B2 |
A jacking system (10) for a utility vehicle comprises a telescopic beam (14) suspended under the vehicle body (12) which is extractable in a generally horizontal direction and tiltable by a tilting mechanism to lower the extracted outer ...
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JP2020037335A |
To provide a work machine that can suppress surge pressure generated in drain piping without changing design of components constituting a drain circuit.A hydraulic shovel 1 comprises an outrigger device 104 and a controller 7 that contro...
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JP6647712B2 |
To provide a dust remover for an agricultural vehicle that is portable and does not limit the place of use without requiring modification to an agricultural vehicle.A dust remover comprises a vehicle stand 110 on which an agricultural ve...
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JP6638716B2 |
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JP6638717B2 |
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JP6634366B2 |
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JP6607484B2 |
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JP6596644B2 |
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JP6600330B2 |
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JP6595719B2 |
A loading test test-and-control system and method of vehicle lifter lifting unit, the system is used to test a lifting unit, comprising a base (11), the base (11) is provided thereon with a support bracket (12) capable of installing the ...
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JP6575245B2 |
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JP6550392B2 |
A supporting leg for a working machine that has a mast includes a hollow body, which is composed of two web plates arranged at a distance from each other and two flange plates, which connect the web plates to each other and are arranged ...
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JP6537124B1 |
To provide an automatic guided vehicle capable of preventing the appearance of a vehicle body from being spoiled by an outrigger device. The automatic guided vehicle 1 is provided with a vehicle body 10 having side frames 11 at four corn...
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JP6535471B2 |
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JP6528702B2 |
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JP6530265B2 |
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JP6520969B2 |
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JP6520331B2 |
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JP3221401U |
To provide an inexpensive outrigger device which suppresses an increase in weight of an outrigger beam and detects an overhang amount to enable safe crane operation. An outrigger device 50 has an outrigger box 51 provided with proximity ...
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JP6510373B2 |
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JP6500620B2 |
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JP6499931B2 |
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JP6488804B2 |
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JP6485142B2 |
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JP6479350B2 |
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JP2019031110A |
To provide an estimation device of ground strength of outrigger grounding soil of a mobile vehicle capable of estimating the ground strength by a simple constitution without remodeling greatly the outrigger itself.An estimation device D ...
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JP6454785B2 |
A stabilizer arrangement for mobile apparatus such as an access platform having a chassis with a functional component movably mounted thereon for movement between a rest position and a use position, comprises a stabilizer member movably ...
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JP6447796B1 |
A traveling vehicle having tires, a telescopic jack device for supporting the traveling vehicle, and a control unit are provided, and the control unit is based on the extension amount of the jack and the reaction force of the jack during...
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JP6440376B2 |
Utility vehicle, in particular a firefighting vehicle (10), comprising an aerial apparatus like a turnable ladder (12) and/or an aerial rescue platform and lateral ground supports (16) that are movable between retracted positions and ext...
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JP6434734B2 |
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JP6431382B2 |
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JP6431381B2 |
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JP6418345B2 |
This outrigger device which is mounted on a vehicle and which can take a use position and a stowed position is configured to comprise: a front horizontal outrigger and a rear horizontal outrigger, which are adjacent to each other in the ...
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JP6421173B2 |
This disclosure relates to an automatic concrete pump comprising a support structure, which is mounted on a vehicle, for a concrete distributing mast and at least two supporting jacks which are pivotably joined to the support structure v...
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JP2018166427A |
To solve the problems in which: it is difficult for a woman to perform a stable support operation of a conventional walking type work machine because large and rotational moving of a stand lever by a strong force is required to erect a s...
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JP2018154165A |
To provide a vehicle traction tool capable of towing a vehicle through simple work.A vehicle traction tool 1 comprises: a cylindrical main body 2 including a canister 2c at one end side and a chain hook 2a at the other end side; and a te...
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JP6395254B2 |
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