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1. 发明授权

US08554401B2 Safety device for hydraulic working machine 有权
标题翻译：液压作业机械安全装置
公开(公告)号：US08554401B2
公开(公告)日：2013-10-08
申请号：US12528994
申请日：2008-02-28
申请人： Hidetoshi Satake , Katsuaki Kodaka , Yuuki Gotou , Yuuji Nagashima , Kazuhiro Ichimura
发明人： Hidetoshi Satake , Katsuaki Kodaka , Yuuki Gotou , Yuuji Nagashima , Kazuhiro Ichimura
IPC分类号： G06F7/00 , G06F11/30
CPC分类号： E02F9/226 , E02F9/2285 , F15B20/002 , F15B20/008
摘要： There are provided: control valves 22-24 that control flow of pressure oil from the hydraulic source 21 to the hydraulic actuators 15-17; electric lever devices 51-53 that output electrical operation signals v51-v53 in correspondence to lever operation; electromagnetic proportional valves 25-30 through which control pressures for controlling the control valves 22-24 are output; a pressure calculating unit 50 that calculates control pressures P25-P30 in correspondence to the operation signals V51-v53; a control unit 50 that controls the electromagnetic proportional valves 25-30 so that control pressures to be output from the electromagnetic proportional valves 25-30 become the control pressures P25-P30 that have been calculated; a high-pressure selection circuit 41-44 that selects a higher pressure between control pressures that have been output from the electromagnetic proportional valves 25-30; pressure detectors 45 and 46 that detect a control pressure selected by the high-pressure selection circuit 41-44; an abnormality determination unit 50 that determines an abnormality in the electromagnetic proportional valves 25-30 based upon the control pressure detected by the pressure detectors 45 and 46 and the control pressure calculated by the pressure calculating unit; and an inhibiting device 47 and 48 that prohibits control of the control valves 22-24 when it is determined that an abnormality has occurred in the electromagnetic proportional valves 25-30.
摘要翻译：提供：控制阀22-24，其控制从液压源21到液压致动器15-17的压力油的流动; 电动杆装置51-53，其对应于杠杆操作输出电动操作信号v51-v53; 用于控制控制阀22-24的控制压力的电磁比例阀25-30; 压力计算单元50，其根据操作信号V51-v53计算控制压力P25-P30; 控制电磁比例阀25-30的控制单元50，使得从电磁比例阀25-30输出的控制压力成为计算出的控制压力P25-P30; 高压选择电路41-44，其选择从电磁比例阀25-30输出的控制压力之间的较高压力; 检测由高压选择电路41-44选择的控制压力的压力检测器45和46; 异常确定单元50，其基于由压力检测器45和46检测到的控制压力和由压力计算单元计算出的控制压力来确定电磁比例阀25-30中的异常; 以及当确定电磁比例阀25-30中发生异常时禁止控制阀22-24的控制的禁止装置47和48。

2. 发明授权

US08355846B2 Pedal lock control device for work vehicle 失效
标题翻译：工作车踏板锁控制装置
公开(公告)号：US08355846B2
公开(公告)日：2013-01-15
申请号：US12680856
申请日：2008-09-30
申请人： Katsuaki Kodaka , Hidetoshi Satake , Youichi Kowatari , Yuuki Gotou , Kazuhiro Ichimura
发明人： Katsuaki Kodaka , Hidetoshi Satake , Youichi Kowatari , Yuuki Gotou , Kazuhiro Ichimura
IPC分类号： B60K31/02
CPC分类号： E02F9/2253 , E02F9/2004 , F16H61/4035 , F16H61/4061 , G05G1/30 , G05G1/38 , G05G5/02 , G05G5/06
摘要： A pedal lock control device for work vehicle includes: a motor driving device that drives a travel hydraulic motor according to an operation amount of a travel pedal; a locking device that locks the travel pedal in a state of being operated; an instruction device that instructs lock and unlock of the travel pedal by the locking device upon an operation by an operator; a lock intention detection device that detects an intention of an operator to permit lock of the travel pedal; and a lock control device that locks the travel pedal by the locking device when an intention of the operator to permit lock is detected by the lock intention detection device and lock of the travel pedal is instructed by the instruction device.
摘要翻译：一种用于工作车辆的踏板锁定控制装置，包括：电动机驱动装置，其根据行驶踏板的操作量驱动行驶液压马达; 锁定装置，其将行驶踏板锁定在被操作的状态; 指令装置，其在操作者操作时指示由所述锁定装置锁定和解锁所述行驶踏板; 锁定意图检测装置，其检测操作者允许锁定行驶踏板的意图; 以及当通过锁定意图检测装置检测到操作者允许锁定的意图并且由指示装置指示行驶踏板的锁定时，通过锁定装置来锁定行驶踏板的锁定控制装置。

3. 发明授权

US08328296B2 Work vehicle control device 失效
标题翻译：工作车辆控制装置
公开(公告)号：US08328296B2
公开(公告)日：2012-12-11
申请号：US11629100
申请日：2005-06-10
申请人： Katsuaki Kodaka , Hidetoshi Satake , Kazuhiro Ichimura
发明人： Katsuaki Kodaka , Hidetoshi Satake , Kazuhiro Ichimura
IPC分类号： B60R25/08 , B60T11/00
CPC分类号： B60G17/0155 , B60G17/005 , B60G17/056 , B60G2204/46 , B60G2204/4605 , B60G2204/82 , B60G2204/8304 , B60G2300/09 , B60G2400/208 , B60G2400/34 , B60G2400/39 , B60G2400/50 , B60G2500/02 , B60G2500/2014 , B60G2600/02 , B60G2600/042 , B60G2600/07 , B60G2600/18 , B60G2600/20 , B60G2800/20 , B60G2800/22 , B60G2800/92 , B60T7/042 , B60T7/12 , E02F9/2217 , E02F9/2253 , E02F9/2257
摘要： The present invention includes a hydraulic brake device 4, 5 that generates a braking force corresponding to an operation of a brake pedal 1 performed while the vehicle is traveling, a brake lock means 6 for applying a hydraulic lock on the hydraulic brake device 4, 5 and releasing the hydraulic lock, a brake pedal operation detection means 22 for detecting an operation of the brake pedal 1, and a control means 10 for controlling the brake lock means 6 so as to apply the hydraulic lock on the hydraulic brake device 4, 5 upon detecting via the brake pedal operation detection means 22 a predetermined depressing operation of the brake pedal 1.
摘要翻译：本发明包括：液压制动装置4,5，其产生与在车辆行驶时执行的制动踏板1的动作对应的制动力;制动器锁定装置6，用于在液压制动装置4,5上施加液压锁; 并释放液压锁，用于检测制动踏板1的操作的制动踏板操作检测装置22以及用于控制制动器锁定装置6以将液压锁施加到液压制动装置4,5上的控制装置10 一旦通过制动踏板操作检测装置22检测到制动踏板1的预定的按压操作。

4. 发明授权

US08322481B2 Traveling control apparatus for hydraulic traveling vehicle 有权
标题翻译：液压行驶车行走控制装置
公开(公告)号：US08322481B2
公开(公告)日：2012-12-04
申请号：US12441489
申请日：2007-12-27
申请人： Hidetoshi Satake , Katsuaki Kodaka , Yuuki Gotou , Kazuhiro Ichimura , Wataru Kondou
发明人： Hidetoshi Satake , Katsuaki Kodaka , Yuuki Gotou , Kazuhiro Ichimura , Wataru Kondou
IPC分类号： B60K17/356
CPC分类号： F16H61/47 , B60W10/06 , B60W2710/0644 , B60W2710/0661 , F16H47/02 , F16H59/40 , F16H59/44 , F16H59/66 , F16H59/68 , F16H61/421 , F16H61/431 , F16H61/46 , F16H2059/6861 , F16H2059/6876
摘要： A rotational speed pickup 71 (traveling speed detection means), a hydraulic pressure sensor 72 (traveling operation detection means), a hydraulic pressure sensor 73 (drive status detection means), and a voltage sensor 74 (transmission shift position detection means) detect parameters regarding the traveling state of a hydraulic traveling vehicle. A control unit 80, a solenoid proportional valve 81, an engine control system 82, and a motor regulator 33 determine the operating state of the hydraulic traveling vehicle based on the parameters regarding the traveling state, and control the equivalent displacement of the traveling system including a hydraulic traveling motor 14 and the maximum flow rate supplied to the hydraulic traveling motor 14 according to the result of determination. The pump flow rate and motor displacement are controlled according to the traveling state in this way, thereby ensuring favorable traveling performance without degrading the fuel efficiency.
摘要翻译：旋转速度拾取器71（行进速度检测装置），液压传感器72（行驶操作检测装置），液压传感器73（驱动状态检测装置）和电压传感器74（变速档位置检测装置）关于液压行驶车辆的行驶状态。控制单元80，电磁比例阀81，发动机控制系统82和马达调节器33基于关于行驶状态的参数确定液压行驶车辆的运行状态，并且控制行驶系统的等效位移，包括液压行进马达14和根据确定结果提供给液压行进马达14的最大流量。以这种方式根据行驶状态来控制泵流量和电动机位移，从而确保良好的行驶性能而不降低燃料效率。

5. 发明申请

US20090238696A1 TRAVELING CONTROL APPARATUS FOR HYDRAULIC TRAVELING VEHICLE 有权
标题翻译：液压行驶车辆行驶控制装置
公开(公告)号：US20090238696A1
公开(公告)日：2009-09-24
申请号：US12441489
申请日：2007-12-27
申请人： Hidetoshi Satake , Katsuaki Kodaka , Yuuki Gotou , Kazuhiro Ichimura , Wataru Kondou
发明人： Hidetoshi Satake , Katsuaki Kodaka , Yuuki Gotou , Kazuhiro Ichimura , Wataru Kondou
IPC分类号： F04B49/00
CPC分类号： F16H61/47 , B60W10/06 , B60W2710/0644 , B60W2710/0661 , F16H47/02 , F16H59/40 , F16H59/44 , F16H59/66 , F16H59/68 , F16H61/421 , F16H61/431 , F16H61/46 , F16H2059/6861 , F16H2059/6876
摘要： A rotational speed pickup 71 (traveling speed detection means), a hydraulic pressure sensor 72 (traveling operation detection means), a hydraulic pressure sensor 73 (drive status detection means), and a voltage sensor 74 (transmission shift position detection means) detect parameters regarding the traveling state of a hydraulic traveling vehicle. A control unit 80, a solenoid proportional valve 81, an engine control system 82, and a motor regulator 33 determine the operating state of the hydraulic traveling vehicle based on the parameters regarding the traveling state, and control the equivalent displacement of the traveling system including a hydraulic traveling motor 14 and the maximum flow rate supplied to the hydraulic traveling motor 14 according to the result of determination. The pump flow rate and motor displacement are controlled according to the traveling state in this way, thereby ensuring favorable traveling performance without degrading the fuel efficiency.
摘要翻译：旋转速度拾取器71（行进速度检测装置），液压传感器72（行驶操作检测装置），液压传感器73（驱动状态检测装置）和电压传感器74（变速档位置检测装置）关于液压行驶车辆的行驶状态。控制单元80，电磁比例阀81，发动机控制系统82和马达调节器33基于关于行驶状态的参数确定液压行驶车辆的运行状态，并且控制行驶系统的等效位移，包括液压行进马达14和根据确定结果提供给液压行进马达14的最大流量。以这种方式根据行驶状态来控制泵流量和电动机位移，从而确保良好的行驶性能而不降低燃料效率。

6. 发明授权

US08479898B2 Work vehicle control device 失效
标题翻译：工作车辆控制装置
公开(公告)号：US08479898B2
公开(公告)日：2013-07-09
申请号：US12914193
申请日：2010-10-28
申请人： Katsuaki Kodaka , Hidetoshi Satake , Kazuhiro Ichimura
发明人： Katsuaki Kodaka , Hidetoshi Satake , Kazuhiro Ichimura
IPC分类号： B60T11/00 , F16D69/00
CPC分类号： B60G17/0155 , B60G17/005 , B60G17/056 , B60G2204/46 , B60G2204/4605 , B60G2204/82 , B60G2204/8304 , B60G2300/09 , B60G2400/208 , B60G2400/34 , B60G2400/39 , B60G2400/50 , B60G2500/02 , B60G2500/2014 , B60G2600/02 , B60G2600/042 , B60G2600/07 , B60G2600/18 , B60G2600/20 , B60G2800/20 , B60G2800/22 , B60G2800/92 , B60T7/042 , B60T7/12 , E02F9/2217 , E02F9/2253 , E02F9/2257
摘要： The present invention includes a hydraulic brake device 4, 5 that generates a braking force corresponding to an operation of a brake pedal 1 performed while the vehicle is traveling, a brake lock means 6 for applying a hydraulic lock on the hydraulic brake device 4, 5 and releasing the hydraulic lock, a brake pedal operation detection means 22 for detecting an operation of the brake pedal 1, and a control means 10 for controlling the brake lock means 6 so as to apply the hydraulic lock on the hydraulic brake device 4, 5 upon detecting via the brake pedal operation detection means 22 a predetermined depressing operation of the brake pedal 1.
摘要翻译：本发明包括：液压制动装置4,5，其产生与在车辆行驶时执行的制动踏板1的动作对应的制动力;制动器锁定装置6，用于在液压制动装置4,5上施加液压锁; 并释放液压锁，用于检测制动踏板1的操作的制动踏板操作检测装置22以及用于控制制动器锁定装置6以将液压锁施加到液压制动装置4,5上的控制装置10 一旦通过制动踏板操作检测装置22检测到制动踏板1的预定的按压操作。

7. 发明授权

US08388498B2 Control system for work vehicle 有权
标题翻译：工作车辆控制系统
公开(公告)号：US08388498B2
公开(公告)日：2013-03-05
申请号：US12519101
申请日：2007-12-12
申请人： Katsuaki Kodaka , Hidetoshi Satake , Kazuhiro Ichimura
发明人： Katsuaki Kodaka , Hidetoshi Satake , Kazuhiro Ichimura
IPC分类号： B60W10/04 , B60W10/18
CPC分类号： B60T13/686 , B60T7/085 , B60T7/12 , B60T8/00 , Y10T477/816 , Y10T477/833 , Y10T477/837 , Y10T477/847 , Y10T477/853
摘要： A control system for a work vehicle includes: a negative-type parking brake device that starts operating in response to a parking brake instruction; an output device that outputs the parking brake instruction; a service brake device that operates in response to an operation of a brake pedal by an operator; and a brake control device that operates the service brake device regardless of a pedal operation by the operator when the parking brake instruction is output from the output device.
摘要翻译：一种作业车辆的控制系统，包括：负驻车制动装置，其响应于驻车制动指令开始动作; 输出驻车制动指令的输出装置; 响应于操作者对制动踏板的操作而操作的行车制动装置; 以及制动控制装置，当从输出装置输出驻车制动指令时，无论操作者的踏板操作如何，操作行车制动装置。

8. 发明申请

US20100274436A1 Pedal Lock Control Device for Work Vehicle 有权
标题翻译：工作车踏板锁控制装置
公开(公告)号：US20100274436A1
公开(公告)日：2010-10-28
申请号：US12680941
申请日：2008-09-30
申请人： Katsuaki Kodaka , Hidetoshi Satake , Youichi Kowatari , Yuuki Gotou , Kazuhiro Ichimura
发明人： Katsuaki Kodaka , Hidetoshi Satake , Youichi Kowatari , Yuuki Gotou , Kazuhiro Ichimura
IPC分类号： G06F7/00 , B60T17/22
CPC分类号： E02F9/2004 , G05G1/38 , G05G5/06
摘要： A pedal lock control device for work vehicle includes : a motor driving device that drives a travel hydraulic motor in response to an operation amount of a travel pedal; a locking device that locks the travel pedal in a state of being operated; an instruction device that instructs lock and unlock of the travel pedal by the locking device upon an operation by an operator; a first detection device that detects a first signal change according to an unlock operation which is an operation that reflects an intention of an operator to release the locking device and is other than an unlock operation by the instruction device; a second detection device that detects a second signal change according to an unlock operation which is an operation that reflects an intention of an operator to release the locking device and is other than the unlock operation by the instruction device, with the second signal change being different from the first signal change; and a lock control device that unlocks the locking device when an unlock operation is detected by at least one of the first detection device and the second detection device in a state where the travel pedal is locked by the locking device.
摘要翻译：一种用于工作车辆的踏板锁定控制装置，包括：电动机驱动装置，其响应于行驶踏板的操作量驱动行驶液压马达; 锁定装置，其将行驶踏板锁定在被操作的状态; 指令装置，其在操作者操作时指示由所述锁定装置锁定和解锁所述行驶踏板; 第一检测装置，其根据解锁操作来检测第一信号变化，所述解锁操作是反映操作者释放所述锁定装置的意图的操作，并且除了所述指令装置的解锁操作之外; 第二检测装置，其根据解锁操作来检测第二信号变化，该解锁操作是反映操作者释放锁定装置的意图的操作，并且除了指令装置的解锁操作之外，第二信号变化是不同的从第一个信号变化; 以及锁定控制装置，其在由所述锁定装置锁定所述行驶踏板的状态下，当所述第一检测装置和所述第二检测装置中的至少一个检测到解锁操作时，解锁所述锁定装置。

9. 发明申请

US20060123672A1 Drive device of hydraulic cylinder for working 有权
标题翻译：液压缸驱动装置工作
公开(公告)号：US20060123672A1
公开(公告)日：2006-06-15
申请号：US10540856
申请日：2002-12-27
申请人： Kazuhiro Ichimura , Katsuaki Kodaka , Hidetoshi Satake
发明人： Kazuhiro Ichimura , Katsuaki Kodaka , Hidetoshi Satake
IPC分类号： E02F5/02
CPC分类号： E02F9/22 , E02F9/085 , E02F9/2225 , E02F9/2228 , E02F9/2285 , E02F9/26 , F15B11/003 , F15B11/20 , F15B2211/30505 , F15B2211/6303 , F15B2211/6658 , F15B2211/7053 , F15B2211/7142 , F15B2211/783
摘要： The present invention includes a hydraulic source (28), at least a plurality of work hydraulic cylinders (11) of a single type, that are to be driven with pressure oil from the hydraulic source (28), a control valve (22) that controls a flow of pressure oil from the hydraulic source (28) to the work hydraulic cylinders (11), an operating means for (26) issuing a command for drive of the control valve (22), a selector switch (41, 42) that selects at least an independent operation of the work hydraulic cylinders (11), and a pressure oil control means (12a, 12b, 34 to 37) for allowing the pressure oil to flow to a work hydraulic cylinder (11) selected with the selector switch (41, 42) and disallowing flow of pressure oil to other work hydraulic cylinders (11).
摘要翻译：本发明包括液压源（28），至少多个单一类型的工作液压缸（11），其将由来自液压源（28）的压力油驱动;控制阀（22），其被控制从液压源（28）到工作液压缸（11）的压力油的流动，用于（26）发出用于驱动控制阀（22）的命令的操作装置，选择器开关（41,42）其选择工作液压缸（11）的至少独立操作，以及用于允许压力油流动到工作液压缸（11）的压力油控制装置（12a，12b，34至37），所述工作液压缸选择器开关（41,42），并且不允许将压力油流向其它工作液压缸（11）。

10. 发明授权

US08494733B2 Prime mover rotation speed control system for hydraulically driven vehicle 有权
标题翻译：用于液压驱动车辆的原动机转速控制系统
公开(公告)号：US08494733B2
公开(公告)日：2013-07-23
申请号：US12529162
申请日：2008-02-28
申请人： Katsuaki Kodaka , Hidetoshi Satake , Youichi Kowatari , Yuuki Gotou , Kazuhiro Ichimura
发明人： Katsuaki Kodaka , Hidetoshi Satake , Youichi Kowatari , Yuuki Gotou , Kazuhiro Ichimura
IPC分类号： G06F19/00
CPC分类号： E02F9/2253 , B60W10/06 , B60W2520/10 , B60W2710/0644 , B60W2720/10 , E02F9/2066 , E02F9/2246 , E02F9/2285 , E02F9/2296 , F02D29/02 , F16H61/423 , F16H61/431 , F16H2059/6861 , F16H2059/6876
摘要： A prime mover rotation speed control system for hydraulically driven vehicle includes: a hydraulic pump driven by a prime mover; a hydraulic motor for traveling driven with pressure oil supplied from the hydraulic pump; an operation member that outputs a travel command in accordance with an amount of operation by the operation member; a flow control device that controls one of a flow of the pressure oil from the hydraulic pump to the hydraulic motor and a flow rate of the pressure oil discharged from the hydraulic motor, based on the travel command that is output in accordance with the amount of operation by the operation member; a target rotation number outputting device that outputs a target rotation number of the prime mover based on a command; a rotation number control device that controls a rotation number of the prime mover to be the target rotation number; a vehicle speed detection device that detects a vehicle speed; and a vehicle speed calculation device that calculates a target vehicle speed in accordance with the amount of operation by the operation member. The rotation number control device includes a correction device that adjusts the target rotation number based on the vehicle speed detected by the vehicle speed detection device and the target vehicle speed calculated by the vehicle speed calculation device.
摘要翻译：用于液压驱动车辆的原动机转速控制系统包括：由原动机驱动的液压泵; 用于由液压泵供应的用压力油驱动的液压马达; 操作构件，其根据操作构件的操作量输出行驶指令; 流量控制装置，其控制从液压泵到液压马达的压力油的流动中的一个以及从液压马达排出的压力油的流量，该运动指令根据根据由操作员操作; 目标转数输出装置，其基于命令输出原动机的目标转数; 旋转数控制装置，其将原动机的转数控制为目标转数; 检测车速的车速检测装置; 以及车速计算装置，其根据操作构件的操作量来计算目标车速。旋转数控制装置包括校正装置，其基于由车速检测装置检测出的车速和由车速计算装置计算出的目标车速来调整目标转速。

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