CN107188094A - A kind of multi-functional side fork Ju Shi Operation Vans operating system - Google Patents

A kind of multi-functional side fork Ju Shi Operation Vans operating system Download PDF

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Publication number
CN107188094A
CN107188094A CN201710586460.0A CN201710586460A CN107188094A CN 107188094 A CN107188094 A CN 107188094A CN 201710586460 A CN201710586460 A CN 201710586460A CN 107188094 A CN107188094 A CN 107188094A
Authority
CN
China
Prior art keywords
functional side
side fork
operating system
lifts
fork
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201710586460.0A
Other languages
Chinese (zh)
Inventor
肖顺美
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hubei Pioneer Special Automobile Co Ltd
Original Assignee
Hubei Pioneer Special Automobile Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hubei Pioneer Special Automobile Co Ltd filed Critical Hubei Pioneer Special Automobile Co Ltd
Priority to CN201710586460.0A priority Critical patent/CN107188094A/en
Publication of CN107188094A publication Critical patent/CN107188094A/en
Pending legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66FHOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
    • B66F9/00Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes
    • B66F9/06Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes movable, with their loads, on wheels or the like, e.g. fork-lift trucks
    • B66F9/075Constructional features or details
    • B66F9/0755Position control; Position detectors
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66FHOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
    • B66F17/00Safety devices, e.g. for limiting or indicating lifting force
    • B66F17/003Safety devices, e.g. for limiting or indicating lifting force for fork-lift trucks
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66FHOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
    • B66F9/00Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes
    • B66F9/06Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes movable, with their loads, on wheels or the like, e.g. fork-lift trucks
    • B66F9/075Constructional features or details
    • B66F9/07581Remote controls
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66FHOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
    • B66F9/00Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes
    • B66F9/06Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes movable, with their loads, on wheels or the like, e.g. fork-lift trucks
    • B66F9/075Constructional features or details
    • B66F9/0759Details of operating station, e.g. seats, levers, operator platforms, cabin suspension
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66FHOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
    • B66F9/00Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes
    • B66F9/06Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes movable, with their loads, on wheels or the like, e.g. fork-lift trucks
    • B66F9/075Constructional features or details
    • B66F9/12Platforms; Forks; Other load supporting or gripping members
    • B66F9/14Platforms; Forks; Other load supporting or gripping members laterally movable, e.g. swingable, for slewing or transverse movements
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66FHOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
    • B66F9/00Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes
    • B66F9/06Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes movable, with their loads, on wheels or the like, e.g. fork-lift trucks
    • B66F9/075Constructional features or details
    • B66F9/20Means for actuating or controlling masts, platforms, or forks
    • B66F9/22Hydraulic devices or systems
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66FHOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
    • B66F9/00Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes
    • B66F9/06Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes movable, with their loads, on wheels or the like, e.g. fork-lift trucks
    • B66F9/075Constructional features or details
    • B66F9/20Means for actuating or controlling masts, platforms, or forks
    • B66F9/24Electrical devices or systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Transportation (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mechanical Engineering (AREA)
  • Civil Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Forklifts And Lifting Vehicles (AREA)

Abstract

The present invention relates to a kind of multi-functional side fork Ju Shi Operation Vans operating system, Shu Cechaju Operation Vans operational control technical field.The present invention lifts Working mechanism by remote operation remote control, bridge operation platform, anti-misoperation control device, electromagnetic hydraulic pressure valve group and multi-functional side fork and constituted, also wireless connection is provided with bridge operation platform, bridge operation platform in driver's cabin and is provided with remote operation remote control;Bridge operation platform is connected by signal wire transmission line with the signal end of anti-misoperation control device, the output end of anti-misoperation control device is connected with the input of electromagnetic hydraulic pressure valve group, the output end of electromagnetic hydraulic pressure valve group and multi-functional side fork are lifted Working mechanism and be connecteds, and multi-functional side fork act Working mechanism is movably arranged on multifunctional side on the chassis of spacing Operation Van.The present invention can effectively solve existing fork and lift structure not in the fork act Job Operations of operator's visual line of sight, improve operating efficiency, reduce the maloperation in operation process, improve safety coefficient.

Description

A kind of multi-functional side fork Ju Shi Operation Vans operating system
Technical field
The present invention relates to a kind of multi-functional side fork Ju Shi Operation Vans operating system, Shu Cechaju Operation Vans operational control skill Art field.
Background technology
Because multi-functional side fork act formula operation bassinet structure is complex, a set of multifunctional side is mounted with driver's cabin rear Working mechanism is lifted to fork, can not effectively be observed in the bridge operation Working mechanism.In practical operation probably due to Sight, which is blocked, to be caused operation inconvenience or even operating mistake occurs, it is impossible to is ensured job safety, or is needed other staff to assist sight Examine extremely inconvenient in con room operating personnel operation, actual mechanical process.
The content of the invention
It is an object of the present invention to lift formula operation there is provided a kind of multi-functional side fork for above-mentioned the deficiencies in the prior art Car operating system, it lifts sensor and monitor on Working mechanism by the operating table surface of driver's cabin with reference to multi-functional side fork Operated, be capable of the operation of the simple and safe whole multi-functional side fork act Working mechanism of control, improve in operation process Efficiency, while improving safety coefficient.
The present invention is to realize above-mentioned purpose by following technical solution:
The multi-functional side fork lifts Operation Van's operating system by remote operation remote control, bridge operation platform, anti-misoperation control Device, electromagnetic hydraulic pressure valve group and multi-functional side fork are lifted Working mechanism and constituted, it is characterised in that:Operation Van is lifted in multi-functional side fork Driver's cabin in be provided with bridge operation platform, bridge operation platform also wireless connection and be provided with remote operation remote control;Drive Sail room operating desk to be connected with the input signal end of anti-misoperation control device by signal wire transmission line, anti-misoperation control device is set On vehicle chassis main car frame, the output end of anti-misoperation control device is connected with the input of electromagnetic hydraulic pressure valve group by electric wire, Electromagnetic hydraulic pressure valve group is arranged on vehicle chassis main car frame, and the output end of electromagnetic hydraulic pressure valve group lifts working rig with multi-functional side fork Structure is connected, and multi-functional side fork lifts Working mechanism and is movably arranged on multifunctional side on the chassis of spacing Operation Van.
The upper left corner on described bridge operation platform is provided with video monitoring display, the lower-left of video monitoring display Side is provided with throttle button, video switching push button, throttle button, video switching push button be respectively arranged below light switch and Power switch;The lower right of video monitoring display is provided with alarm buzzer;Control is provided with the right side of video monitoring display System fork lifts the various buttons of operation;Video monitoring display and each button are connected by signal wire with anti-misoperation control device.
Described remote operation remote control can operate driver's cabin workbench in driver's cabin outer control.
Described multi-functional side fork is lifted and is provided with video-frequency monitor and maloperation detection sensor on operation structure.
Described video-frequency monitor is 4, and the yoke being symmetrically arranged on multi-functional side fork act Working mechanism is horizontal The middle part of beam.
Described maloperation detection sensor has 15, be separately mounted to multi-functional side fork lift Working mechanism such as bottom Put:Maloperation detection sensor is symmetrically arranged with before and after the side of 4 sliding sleeves, the two ends of horizontal door frame respectively symmetrically set wrong Operation detection sensor, the upper and lower ends of vertical door frame side and middle part are respectively arranged with maloperation detection sensor.
The output end of described video-frequency monitor is shown by the video monitoring of transmission line and the operating desk to driver's cabin respectively Show that device is connected.
Input of the described maloperation detection sensor respectively with anti-misoperation control device is connected.
The beneficial effect of the present invention compared with prior art is:
The multi-functional side fork lifts Operation Van's operating system and sends a letter by remote operation remote control or driver's cabin workbench Number control anti-misoperation control device, anti-misoperation control device, which is received, to be started magnetic valve hydraulic pressure group after execution signal and manipulates multifunctional side Working mechanism work is lifted to fork, in the whole fork of implementation lifts operating process, maloperation detection sensor detects maloperation behavior When send signal to maloperation controller, maloperation controller interrupts electromagnetic hydraulic pressure valve control signal, shut-down mechanism action, operation Personnel can entirely pitch act process by the observation of the display screen omnibearing of bridge operation platform, and multifunctional side is controlled as needed The work of Working mechanism is lifted to fork, solving in practical operation probably due to sight is blocked causes operation inconvenience even to operate Mistake, it is impossible to ensure job safety, or need other staff to assist the room operating personnel operation of observation con, practical operation During it is extremely inconvenient the problem of.
Brief description of the drawings
Fig. 1 is control flow chart of the invention;
Fig. 2 is the plane structure chart of bridge operation platform in the present invention;
Fig. 3 is the structural representation of medium-long range remote controller of the present invention;
Fig. 4 lifts the structure chart of Working mechanism for multi-functional side fork in the present invention.
In figure:1st, remote operation remote control, 2, bridge operation platform, 3, anti-misoperation control device, 4, electromagnetic hydraulic pressure valve group, 5th, multi-functional side fork lifts Working mechanism, and 6, video-frequency monitor, 7, yoke crossbeam, 8, maloperation sensor, 9, sliding sleeve, 10, water Jib door frame, 11, vertical door frame.
Embodiment
The multi-functional side fork lifts Operation Van's operating system by remote operation remote control 1, bridge operation platform 2, anti-error behaviour Make controller 3, electromagnetic hydraulic pressure valve group 4 and multi-functional side fork act Working mechanism 5 to constitute, Operation Van is lifted in multi-functional side fork Also wireless connection is provided with bridge operation platform 2, bridge operation platform 2 in driver's cabin and is provided with remote operation remote control 1, far Journey remote controller 1 can according to actual needs drive in driver's cabin outer control operation driver's cabin workbench 2, operating personnel Outdoor is manipulated multi-functional side fork by remote operation remote control 1 and lifts Working mechanism;Bridge operation platform 2 is passed by signal wire Defeated line is connected with the input signal end of anti-misoperation control device 3, and anti-misoperation control device 3 is arranged on vehicle chassis main car frame, The output end of anti-misoperation control device 3 is connected with the input of electromagnetic hydraulic pressure valve group 4 by electric wire, and electromagnetic hydraulic pressure valve group 4 is installed On vehicle chassis main car frame, the output end of electromagnetic hydraulic pressure valve group 4 is lifted Working mechanism 5 with multi-functional side fork and is connected, multi-functional Side fork lifts Working mechanism 5 and is movably arranged on multifunctional side on the chassis of spacing Operation Van.
The upper left corner on bridge operation platform 2 is provided with video monitoring display, and the lower left of video monitoring display is set It is equipped with throttle button, video switching push button, throttle button, video switching push button have been respectively arranged below light switch and power supply Switch, passes through power switch starting device;The lower right of video monitoring display is provided with alarm buzzer, works as error operation preventing control Device processed is transmitted after maloperation signal, and buzzer can send alarm, is noted operator and is excluded maloperation;Video monitoring display Right side be provided with control fork lift operation various buttons, including:Door frame is moved to left, door frame is moved to right, rises door frame, drop door frame, reach Yoke after front cross-arm, reach, it is rear move after yoke, it is rear move after yoke, point wheel holding, wheel of filling the span of a man's arms, stretch left branch leg, stretch right supporting leg, a left side of contracting Supporting leg, the right supporting leg that contracts, a left side stretch prong, the right side and stretch prong;Video monitoring display and each button pass through signal wire and error operation preventing control Device connection processed;Remote operation remote control 1 lifts the various of operation comprising control fork is provided with the right side of above-mentioned video monitoring display Outside button, a start button and stop button are additionally provided with.
The multi-functional side fork is lifted and video-frequency monitor 6 and maloperation detection sensor 8 is provided with operation structure, video prison Depending on 6 be 4, the middle part that multi-functional side fork lifts the yoke crossbeam 7 on Working mechanism is symmetrically arranged at, either on a left side Side operation still can realize the video monitoring to it in east side operation side fork act Working mechanism, be conducive in driver's cabin Operator, which manipulates, performs fork act task;
Maloperation detection sensor 8 has 15, is separately mounted to the following location that multi-functional side fork lifts Working mechanism:4 cunnings Maloperation detection sensor 8 is symmetrically arranged with before and after the side of set 9, the termination of sliding sleeve whether is just slided into for monitoring pallet fork; The two ends of horizontal door frame 10 are respectively symmetrically provided with maloperation detection sensor 8, for monitoring vertical door frame 11 in horizontal door frame Situation of movement on 10;The upper and lower ends of the vertical side of door frame 11 and middle part are respectively arranged with maloperation detection sensor 8, are used for The situation of movement of monitoring lifting crotch;The output end of video-frequency monitor 6 passes through transmission line and regarding to bridge operation platform 2 respectively Frequency monitoring display device is connected, and input of the maloperation detection sensor 8 respectively with anti-misoperation control device 3 is connected.
It is right after anti-misoperation control device 3 that the multi-functional side fork Ju Shi Operation Vans operating system is simple to operate, signal passes through Electromagnetic hydraulic pressure valve group 4 is controlled, and electromagnetic hydraulic pressure valve group 4 lifts each on Working mechanism according to control signal to multi-functional side fork Executive component is controlled, and letter is sent to maloperation controller 3 when wherein maloperation detection sensor 8 detects maloperation behavior Number, maloperation controller 3 interrupts the control signal of electromagnetic hydraulic pressure valve group 4, shut-down mechanism action;Video-frequency monitor 6 will be photographed Transmission of video is to driver's cabin video display, and operator is by driver's cabin video display Real Time Observation mechanism action situation and makees Go out respective operations;Under special circumstances, such as Active workings environment complexity, when personnel are more, operator can get off by remotely grasping Make remote control to be operated, be easy to operator's selection to be operated beneficial to the position of observation.
Simply presently preferred embodiments of the present invention described above, the example above illustrates that the substantive content not to the present invention is made Any formal limitation, technology of the person of an ordinary skill in the technical field after this specification has been read according to the present invention Any simple modification or deformation that essence is made to above embodiment, and possibly also with the technology contents of the disclosure above The equivalent embodiment of equivalent variations is changed or is modified to, in the range of still falling within technical solution of the present invention, without departing from The spirit and scope of the invention.

Claims (8)

1. a kind of multi-functional side fork lifts Operation Van's operating system, it is by remote operation remote control(1), bridge operation platform(2)、 Anti-misoperation control device(3), electromagnetic hydraulic pressure valve group(4)Working mechanism is lifted with multi-functional side fork(5)Constitute, it is characterised in that: Multi-functional side fork is lifted and is provided with bridge operation platform in the driver's cabin of Operation Van(2), bridge operation platform(2)On also wirelessly connect Connect and be provided with remote operation remote control(1);Bridge operation platform(2)Pass through signal wire transmission line and anti-misoperation control device(3) Input signal end connection, anti-misoperation control device(3)It is arranged on vehicle chassis main car frame, anti-misoperation control device(3)'s Output end and electromagnetic hydraulic pressure valve group(4)Input connected by electric wire, electromagnetic hydraulic pressure valve group(4)Installed in the main car of vehicle chassis On frame, electromagnetic hydraulic pressure valve group(4)Output end and multi-functional side fork lift Working mechanism(5)Connection, multi-functional side fork, which is lifted, to be made Industry mechanism(5)Multifunctional side is movably arranged on on the chassis of spacing Operation Van.
2. a kind of multi-functional side fork according to claim 1 lifts Operation Van's operating system, it is characterised in that:Described drives Sail room operating desk(2)On the upper left corner be provided with video monitoring display, the lower left of video monitoring display is provided with throttle Button, video switching push button, throttle button, video switching push button have been respectively arranged below light switch and power switch;Depending on The lower right of frequency monitoring display device is provided with alarm buzzer;Control fork is provided with the right side of video monitoring display and lifts operation Various buttons;Video monitoring display and each button pass through signal wire and anti-misoperation control device(3)Connection.
3. a kind of multi-functional side fork according to claim 1 lifts Operation Van's operating system, it is characterised in that:Described is remote Journey remote controller(1)Driver's cabin workbench can be operated in driver's cabin outer control.
4. a kind of multi-functional side fork according to claim 1 lifts Operation Van's operating system, it is characterised in that:Described is more Function side fork lifts operation structure(5)On be provided with video-frequency monitor(6)With maloperation detection sensor(8).
5. a kind of multi-functional side fork according to claim 4 lifts Operation Van's operating system, it is characterised in that:Described regards Frequency monitor(6)For 4, it is symmetrically arranged at multi-functional side fork and lifts Working mechanism(5)On yoke crossbeam(7)In Portion.
6. a kind of multi-functional side fork according to claim 4 lifts Operation Van's operating system, it is characterised in that:Described mistake Operate detection sensor(8)There are 15, be separately mounted to multi-functional side fork and lift Working mechanism(5)Following location:4 sliding sleeves (9)Side before and after be symmetrically arranged with maloperation detection sensor(8), horizontal door frame(10)Two ends respectively symmetrically set wrong Operate detection sensor(8), vertical door frame(11)The upper and lower ends of side and middle part are respectively arranged with maloperation detection sensor (8).
7. a kind of multi-functional side fork according to claim 4 lifts Operation Van's operating system, it is characterised in that:Described regards Frequency monitor(6)Output end respectively by transmission line with to bridge operation platform(2)Video monitoring display connection.
8. a kind of multi-functional side fork according to claim 4 lifts Operation Van's operating system, it is characterised in that:Described mistake Operate detection sensor(8)Respectively with anti-misoperation control device(3)Input connection.
CN201710586460.0A 2017-07-18 2017-07-18 A kind of multi-functional side fork Ju Shi Operation Vans operating system Pending CN107188094A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710586460.0A CN107188094A (en) 2017-07-18 2017-07-18 A kind of multi-functional side fork Ju Shi Operation Vans operating system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710586460.0A CN107188094A (en) 2017-07-18 2017-07-18 A kind of multi-functional side fork Ju Shi Operation Vans operating system

Publications (1)

Publication Number Publication Date
CN107188094A true CN107188094A (en) 2017-09-22

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Country Status (1)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2023054934A (en) * 2021-10-05 2023-04-17 三菱ロジスネクスト株式会社 Remote operational system of forklift

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Publication number Priority date Publication date Assignee Title
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CN202766229U (en) * 2012-09-26 2013-03-06 长安大学 Monitoring system for stacking machine
CN203284152U (en) * 2013-05-17 2013-11-13 合肥科振实业发展有限公司 Electric control system of novel telescopic arm forklift loader
CN104991538A (en) * 2015-06-25 2015-10-21 西北农林科技大学 Electronic control system of multifunctional tracked operating vehicle
US20160189443A1 (en) * 2014-12-31 2016-06-30 Hand Held Products, Inc. System and method for monitoring an industrial vehicle
CN106575388A (en) * 2014-09-14 2017-04-19 克朗设备公司 Dynamic industrial vehicle measure
CN106828485A (en) * 2016-12-23 2017-06-13 北京知融知识产权与品牌管理有限公司 The method and apparatus for controlling driving
CN206970145U (en) * 2017-07-18 2018-02-06 湖北先行专用汽车有限公司 A kind of multi-functional side fork Ju Shi Operation Vans operating system

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102602809A (en) * 2012-03-20 2012-07-25 中联重科股份有限公司 Engineering machine control system and method and engineering machine
CN202766229U (en) * 2012-09-26 2013-03-06 长安大学 Monitoring system for stacking machine
CN203284152U (en) * 2013-05-17 2013-11-13 合肥科振实业发展有限公司 Electric control system of novel telescopic arm forklift loader
CN106575388A (en) * 2014-09-14 2017-04-19 克朗设备公司 Dynamic industrial vehicle measure
US20160189443A1 (en) * 2014-12-31 2016-06-30 Hand Held Products, Inc. System and method for monitoring an industrial vehicle
CN104991538A (en) * 2015-06-25 2015-10-21 西北农林科技大学 Electronic control system of multifunctional tracked operating vehicle
CN106828485A (en) * 2016-12-23 2017-06-13 北京知融知识产权与品牌管理有限公司 The method and apparatus for controlling driving
CN206970145U (en) * 2017-07-18 2018-02-06 湖北先行专用汽车有限公司 A kind of multi-functional side fork Ju Shi Operation Vans operating system

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2023054934A (en) * 2021-10-05 2023-04-17 三菱ロジスネクスト株式会社 Remote operational system of forklift
JP7347911B2 (en) 2021-10-05 2023-09-20 三菱ロジスネクスト株式会社 Forklift remote control system

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Application publication date: 20170922