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1. 发明专利

JP2002362898A INDICATION CONTROL SYSTEM FOR WORKING VEHICLE 失效
公开(公告)号：JP2002362898A
公开(公告)日：2002-12-18
申请号：JP2001167777
申请日：2001-06-04
申请人： AICHI CORP KK
发明人： OHIRA AKIHIKO , KAMEI KENJI
IPC分类号： B66F9/24 , B66F11/04
摘要： PROBLEM TO BE SOLVED: To simplify confirmation work with an indication device of a vehicle for high lift work. SOLUTION: An indication control system 30 includes the indication device 21 provided in an operation cabin, a navigation circuit 47 providing traveling information necessary for vehicle travel when a vehicle is traveling, a state information providing circuit 49 providing state information of the vehicle necessary when a boom is in a working state, a traveling state judging circuit 39 judging if the vehicle is in a traveling state or not, a working state judging circuit 41 judging if the boom is in a working state or not, and an indication controlling circuit 37 indicating either of traveling information of the navigation circuit 47 or state information of the state information providing circuit 49 on the indication device 21. When the traveling state judging circuit 39 determines that the vehicle is in a traveling state, the indication controlling circuit 37 indicates traveling information on the indication device 21. When the working state judging circuit 41 determines that the boom is in a working state, the indication controlling circuit 37 indicates state information on the indication device 21.

2. 发明专利

JP2002128495A ELECTRIC POWER UNIT CONTROLLER FOR WORK VEHICLE 失效
公开(公告)号：JP2002128495A
公开(公告)日：2002-05-09
申请号：JP2000329092
申请日：2000-10-27
申请人： AICHI CORP KK
发明人： OHIRA AKIHIKO , KOBAYASHI FUTOSHI , MIZUGUCHI HIROAKI
IPC分类号： B66F9/22 , B66F11/04 , F15B11/02 , F15B11/08
摘要： PROBLEM TO BE SOLVED: To maximize battery usable time and to provide positive operation even during concurrent operation of a plurality of hydraulic actuators. SOLUTION: A vehicle for high lift work has a high lift work device operated by the hydraulic actuators, and operating device 20 operated by a workman, and a control valve 36 controlling feeding of hydraulic pressure to the hydraulic actuators by receiving a manipulate signal outputted in accordance with operations of the operating device. An electric power unit 30 is composed of a hydraulic pump 31 generating the hydraulic pressure fed to the hydraulic actuator via the control valve 36 and an electric motor 32 driving the hydraulic pump 31. Drive of the electric motor 32 is controlled in accordance with the manipulate signal so as to provide an oil amount necessary for the hydraulic actuators to operate the high lift work device in accordance with the manipulate signal.

3. 发明专利

JP2002013503A HYDRAULIC SUPPLY SYSTEM FOR WORKING VEHICLE 失效
公开(公告)号：JP2002013503A
公开(公告)日：2002-01-18
申请号：JP2000195721
申请日：2000-06-29
申请人： AICHI CORP KK
发明人： OHIRA AKIHIKO , NISHITANI AKIRA , YASUDA KIYOSHI , MOROTA TAKASHI , KUWABARA YOSHINORI , NAKAZAWA SHUNICHI , YOSHIDA SEIO
IPC分类号： B66F9/22 , B66F9/24 , F15B11/02
摘要： PROBLEM TO BE SOLVED: To provide a hydraulic supply system that can work under low noise or exhaust-free condition for a working vehicle as occasion demands. SOLUTION: This hydraulic supply system is equipped with a working vehicle (or aerial platform) 1 and a hydraulic supply vehicle 20. The working vehicle 1 comprises a working device operated by hydraulic actuators 7, 8, and 9 and a first hydraulic pump P1 supplying a working hydraulic pressure to the hydraulic actuators. The working device is placed on a vehicle 2 that can drive and has an engine 2. The pump 1 is driven by the engine. The hydraulic supply vehicle 20 comprises a second hydraulic pump 23 driven by an electric motor 24 on a vehicle that can drive. The first pump 1 pressurizes the working fluid inside of an oil tank OT in the working vehicle 1 and supplies the working fluid to the hydraulic actuators. Furthermore, the inlet side of the second hydraulic pump 23 is connected to the oil tank OT, and the outlet side of the second pump 23 can be connected to the hydraulic actuators via a working control valve 15. Accordingly the second pump P2 can also supply the working fluid from the oil tank OT to the actuators.

4. 发明专利

JP2002003200A CONTROLLING DEVICE FOR BOOM TYPE HIGH LIFT WORK VEHICLE 失效
公开(公告)号：JP2002003200A
公开(公告)日：2002-01-09
申请号：JP2000182695
申请日：2000-06-19
申请人： AICHI CORP KK
发明人： OHIRA AKIHIKO , MIZUGUCHI HIROAKI
IPC分类号： B66F9/24 , B66F11/04
摘要： PROBLEM TO BE SOLVED: To provide a controlling device for a boom type high lift work vehicle with a simple structure capable of certainly and easily moving a work platform along a horizontal target line to improve workability. SOLUTION: In this controlling device, when a normal mode is selected by a mode selection switch 53, a controller 60 executes control to derrick, expand and contract, and turn a boom 30 according to operation of a boom operation lever 51. When a horizontal vertical movement mode is selected by the mode selection switch 53, a direction of a tip part of the boom 30 can be designated to a direction parallel to front and rear axles of a vehicle body 10 or a direction perpendicular to the front and rear axles of the vehicle body 10 by the boom operation lever 51, and the controller 60 executes control to move the tip part of the boom 30 in a level plane to the designated direction by the boom operation lever 51 from a position at the time point when the horizontal vertical movement mode is selected, on the basis of information about a position of the boom tip part obtained by detection information from detectors 71-73.

5. 发明专利

JP2001348199A OPERATION CONTROL DEVICE FOR VEHICLE FOR HIGH LIFT WORK 失效
公开(公告)号：JP2001348199A
公开(公告)日：2001-12-18
申请号：JP2000171582
申请日：2000-06-08
申请人： AICHI CORP KK
发明人： OHIRA AKIHIKO , MIZUGUCHI HIROAKI
IPC分类号： B66F9/24 , B66F11/04
摘要： PROBLEM TO BE SOLVED: To control a smooth downward movement of a workbench when a boom reaches allowable limits in downward derricking operation of the boom. SOLUTION: A vehicle for high lift work is disposed with the workbench 6 at an end of the boom 3. The vehicle is controlled such that when a downward derricking operation of the boom 3 is performed by operating an operation lever 7a, the downward derricking operation of the boom 3 is performed depending upon a downward derricking operation of the operation lever 7a if a position of the workbench 6 is within an allowable working range, and a vertically downward movement of the workbench 6 is performed depending upon the down ward derricking operation of the operation lever 7a if a position of the workbench 6 reaches the allowable limits of the allowable working range and exceeds the allowable working range if the downward derricking operation is continued.

6. 发明专利

JP2001240394A DETECTOR FOR DETECTING BOOM TURNING ANGLE FOR BOOM WORKING VEHICLE 失效
公开(公告)号：JP2001240394A
公开(公告)日：2001-09-04
申请号：JP2000052895
申请日：2000-02-29
申请人： AICHI CORP KK
发明人： OHIRA AKIHIKO , FUEKI YUJI
IPC分类号： B66C23/90 , B66F9/24
摘要： PROBLEM TO BE SOLVED: To reduce the number of using potentiometers compared with that in the prior art to reduce a manufacturing cost and to simplify a computing process, in a boom working vehicle having a boom turnable over 360 deg.. SOLUTION: This turning angle detector 73 has a potentiometer 100 for detecting a turning angle of the boom 30 within a continuous angle range less than 360 deg., a cam 24 and a limit switch 200 as an area detecting means for detecting whether the boom 30 is positioned within a nondetecting area D2 including a nonsensing area D1 of the potentiometer 100 or not, and an outputter 300 for outputting information of the turning angle detected by the potentiometer 100 when the boom 30 is detected to be positioned outside the area D2 by the area detecting means, and for outputting information for indicating that the boom 30 is positioned within the area D2 when the boom 30 is detected to be positioned within the area D2 by the means.

7. 发明专利

JP2001206697A AUTOMATIC OPERATION DEVICE FOR HIGH-LIFT WORKING VEHICLE 失效
公开(公告)号：JP2001206697A
公开(公告)日：2001-07-31
申请号：JP2000018250
申请日：2000-01-27
申请人： AICHI CORP KK
发明人： OHIRA AKIHIKO , MIZUGUCHI HIROAKI
IPC分类号： B66F9/24
摘要： PROBLEM TO BE SOLVED: To provide an automatic operation device for a high-lift working vehicle wherein an operator can be informed of each operation content precisely in advance during automatic operations such as automatic storage and so forth. SOLUTION: When a command for starting automatic storage of a boom 30 and a working bench 40 by a manual operation of an automatic storage starting switch 53 is received, an execution part 64 of a controller 60 outputs a signal to a valve controlling part 61 in accordance with an automatic storage program memorized in a memory part 63 to control the automatic storage of the boom 30 and the working bench 40. The execution part 64 of the controller 60 detects a completion of operations of the boom 30 and/or the working bench 40 for each step for automatic storage based on an information detected from detectors 72 through 74. Just before commanding a next operation, a voice output signal corresponding to an operation content is commanded to be outputted from a voice outputting signal outputting part 66, and the operation content is outputted vocally through an amplifier 81 and a speaker 82.

8. 发明专利

JP2001130897A TEACHING PLAYBACK DEVICE FOR BOOM WORKING MACHINE 失效
公开(公告)号：JP2001130897A
公开(公告)日：2001-05-15
申请号：JP30820499
申请日：1999-10-29
申请人： AICHI CORP KK
发明人： OHIRA AKIHIKO , KANAZAWA TAKAO , KAMEI KENJI
IPC分类号： B66C13/48 , B66F9/24 , B66F11/04
摘要： PROBLEM TO BE SOLVED: To provide a teaching playback device for a boom working machine capable of always moving a working device to the same target spot without generating deviation on a moving path, even when load of a boom when the boom is reproduced and operated is different from load when a boom operation is stored. SOLUTION: Load of the boom 30 when a boom operation is stored and load of the boom 30 when the boom 30 is reproduced and operated are detected by a load detecting device 74. Bending of the boom 30 for each of both of load is determined. The boom operation signal is corrected so as to reduce deviation of a moving path of a work bench 40 caused by a difference of both the bending, According to the boom operation signal corrected in this way, the boom 30 is operated.

9. 发明专利

JP2001097697A FAILURE DETECTING DEVICE FOR WORKING VEHICLE 失效
公开(公告)号：JP2001097697A
公开(公告)日：2001-04-10
申请号：JP27605999
申请日：1999-09-29
申请人： AICHI CORP KK
发明人： OHIRA AKIHIKO , OBA TAKAAKI
IPC分类号： B66F9/24 , B66F11/04
摘要： PROBLEM TO BE SOLVED: To surely decide the presence or absence of a failure in a rising/falling angle sensor and an inclined angle sensor. SOLUTION: A failure detecting device 40 has a rising/falling angle sensor 41 for detecting a rising/falling angle of an extendable boom, first and second inclined angle sensors 43, 45 for independently detecting an angle formed by a work bench and the extendable boom for an absolute horizon, a rising/falling angle sensor failure decision circuit 61 for deciding that the rising/falling angle sensor 41 is normal if a detected value of the rising/falling angle sensor 41 when the extendable boom is raised and moved in a state that an outrigger jack is extended and the extendable boom is stored is a range of a prescribed value and deciding that the rising/falling angle sensor 41 is defective if the detected value exceeds the prescribed value and an inclined angle sensor failure decision circuit 63 for comparing a first inclined angle value and a second inclined angle value when the circuit 61 decides the normality of the rising/ falling angle sensor 41 and a second inclined angle value of the second inclined angle sensor 45 does not coincide with the detected value of the rising/falling angle sensor 41 and deciding that the second inclined angle sensor 45 is defective when the first inclined angle value and the second inclined angle value do not coincide with each other.

10. 发明专利

JPH11214046A BATTERY CHARGING APPARATUS 失效
公开(公告)号：JPH11214046A
公开(公告)日：1999-08-06
申请号：JP1244598
申请日：1998-01-26
申请人： AICHI CORP KK
发明人： OHIRA AKIHIKO , KOBAYASHI FUTOSHI
IPC分类号： H02J7/00 , H01M10/44 , H02J7/04
摘要： PROBLEM TO BE SOLVED: To contrive inexpensive and efficient battery charge by making the best use of a time zone in which power use charge is low. SOLUTION: This battery charging apparatus is constituted of a charger 21 for charging a battery 30 using power from a commercial power source, a charge current switch 24 capable of switching a charge current of this charger 21, a memory 26 storing electrical charge every time zone of the commercial power source, a discharge quantify integrator 23 for obtaining a discharge quantity of the battery 30, and a charge controller 28 causing charging of the battery 30 due to the charger 21 by controlling the actuation of the charge current switch 24. The charge controller 28 calculates a time versus charge current pattern for fully charging the battery 30 at a low charge until the use of the next battery 30 is started, based upon a discharge quantity of the battery detected by the discharge quantity integrator 23 and electrical charge every time zone stored in the memory 26, and perform current switch actuation of the charge current switch 24 so as to cause charging of the battery 30, based upon this time versus charge current pattern.

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