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    • 52. 发明专利
    • Wheel status monitoring device and its method
    • 车轮状态监测装置及其方法
    • JP2006151057A
    • 2006-06-15
    • JP2004341281
    • 2004-11-25
    • Toyota Motor Corpトヨタ自動車株式会社
    • OGAWA ATSUSHI
    • B60C23/06B60C19/00B60C23/02B60C23/04G01M17/02
    • B60C23/064B60C23/065
    • PROBLEM TO BE SOLVED: To appropriately detect damage of a tire irrespective of the kinds of tires to be mounted. SOLUTION: The wheel status monitoring device 10 appropriately determines the possibility of damage of the wheel by setting the threshold value of determination of damage according to the kinds of the tire 20 to be mounted to a vehicle. A road surface input calculation part 108 calculates the road surface input of the load added to the tire 20 based on the vertical force transmitted from the road surface to the tire 20. A damage determination part 110 determines whether or not the wheel is damaged comparing the road surface input with a predetermined determination threshold value. A tire identification part 102 receives the information of the recording device 32 provided on the wheel, and identifies the kinds of the tire 20 mounted to the wheel. A threshold value setting part 104 sets the determination threshold value according to the kinds of tires to be identified. COPYRIGHT: (C)2006,JPO&NCIPI
    • 要解决的问题:适当地检测轮胎的损坏,而不考虑要安装的轮胎的种类。 解决方案:车轮状态监视装置10通过根据要安装到车辆的轮胎20的种类设定损伤判定阈值,适当地确定车轮损坏的可能性。 路面输入计算部108基于从路面向轮胎20发送的垂直力,计算添加到轮胎20的载荷的路面输入。损伤判定部110判定轮相对于轮胎20是否损坏。 路面输入具有预定的确定阈值。 轮胎识别部102接收设置在车轮上的记录装置32的信息,并且识别安装在车轮上的轮胎20的种类。 阈值设定部104根据要识别的轮胎的种类来设定判定阈值。 版权所有(C)2006,JPO&NCIPI
    • 53. 发明专利
    • Apparatus and method for monitoring wheel condition
    • 用于监控车轮条件的装置和方法
    • JP2006138764A
    • 2006-06-01
    • JP2004329264
    • 2004-11-12
    • Toyota Motor Corpトヨタ自動車株式会社
    • OGAWA ATSUSHI
    • G01B21/26B60C23/00B60G17/00G01M17/007
    • PROBLEM TO BE SOLVED: To provide an apparatus and a method for monitoring wheel condition capable of improving accuracy in detecting alignment deviations.
      SOLUTION: An action force sensor grounded to a wheel detects action forces acting on the wheel in directions in parallel with a road surface. An alignment generation force computation part 112 computes an alignment generation force generated in a grounded part of the wheel due to wheel alignment through the use of the detected action forces. An estimate value computation part 106 makes reference to a previously stored setting value of wheel alignment and computes an estimate value of the alignment generation force. An alignment determination part 116 determines the difference between the alignment generation force and the estimate value, compares the difference with a predetermined threshold value, and determines whether wheel alignment deviates from the setting value or not.
      COPYRIGHT: (C)2006,JPO&NCIPI
    • 要解决的问题:提供一种用于监视轮状态的装置和方法,其能够提高检测对准偏差的精度。

      解决方案:接地到车轮的作用力传感器检测与路面平行的方向作用在车轮上的作用力。 校准生成力计算部112通过使用检测到的作用力,计算由于车轮定位而在车轮的接地部分产生的对准生成力。 估计值计算部106参考预先存储的车轮对准的设定值,并计算对准生成力的估计值。 对准确定部分116确定对准生成力和估计值之间的差异,将该差与预定阈值进行比较,并且确定轮对准是否偏离设定值。 版权所有(C)2006,JPO&NCIPI

    • 54. 发明专利
    • Tire changer
    • 轮胎更换
    • JP2006044541A
    • 2006-02-16
    • JP2004230516
    • 2004-08-06
    • Toyota Motor Corpトヨタ自動車株式会社
    • OGAWA ATSUSHI
    • B60C25/132B60C23/02B60C23/20
    • PROBLEM TO BE SOLVED: To provide a tire changer free to inform to a worker whether a wheel condition detection unit (for example, pneumatic pressure detection unit) to detect the condition of a wheel (for example, pneumatic pressure of tire, temperature of tire, distortion of wheel) is installed on the wheel rim of the wheel.
      SOLUTION: The tire changer A is furnished with a wheel supporting base 11 to support the wheel rim B1 and an arm 12 free to mount and remove the tire B2 against the wheel rim B1 supported on the wheel supporting base 11. The tire changer A is installed on the wheel rim B1 free to connect and disconnect and is furnished with a receiver (directional antenna 21a) free to receive transmitting output from a pneumatic pressure detection unit B3 to transmit and output the pneumatic pressure of the tire B2 by detecting it, a detection part to detect installation of the pneumatic pressure detection unit B3 in accordance with the receiving signal from the receiver and a display 23 to output a detection result of this detection part.
      COPYRIGHT: (C)2006,JPO&NCIPI
    • 要解决的问题:为了提供轮胎拆装器,可以向工作人员通知车轮状态检测单元(例如,气压检测单元)是否检测车轮的状况(例如,轮胎的气动压力, 轮胎温度,车轮变形)安装在车轮的轮缘上。

      解决方案:轮胎拆装器A配备有车轮支撑座11,以支撑车轮轮圈B1和臂12,自由地将轮胎B2安装和拆卸到支撑在车轮支撑座11上的轮缘B1上。轮胎 更换器A安装在轮缘B1上,可自由连接和断开,并配备有接收器(定向天线21a),接收器(定向天线21a)可以从气动压力检测单元B3接收传输输出,通过检测来传输和输出轮胎B2的气压 它是根据来自接收机的接收信号检测气压检测单元B3的安装的检测部分和显示器23,以输出该检测部分的检测结果。 版权所有(C)2006,JPO&NCIPI

    • 55. 发明专利
    • Wheel information processor and wheel information processing method
    • 车轮信息处理器和车轮信息处理方法
    • JP2005190116A
    • 2005-07-14
    • JP2003429911
    • 2003-12-25
    • Toyota Motor Corpトヨタ自動車株式会社
    • OGAWA ATSUSHI
    • G08C17/02B60C23/02B60C23/04B60C23/20
    • PROBLEM TO BE SOLVED: To solve the problem that when another vehicle exists in the periphery of its own vehicle, a signal from the communication equipment of the other vehicle is mixed, and the wheel position of the communication equipment of its own vehicle is not correctly determined.
      SOLUTION: A body side information recording part 102 stores the angular speed of four wheels detected at the body side. A tire side information recording part 104 stores the angular speed of the four wheels detected at the wheel side. When the speed of its own vehicle determined by a speed determining part 112 exceeds a predetermined threshold, a wheel position specification inhibiting part 110 instructs a wheel position specifying part 106 to learn the wheel position. When another vehicle is detected in the periphery of the vehicle by a wheel detecting part 114, a wheel position specification inhibiting part 110 instructs the wheel position specifying part 106 to inhibit the learning of the wheel position. The wheel position specifying part 106 reads the angular speed from the body side information recording part 102, and compares it with acceleration at the same time read from the tire side information recording part 104, and determines the wheel position from their correlation, and records it in a wheel position recording part 108.
      COPYRIGHT: (C)2005,JPO&NCIPI
    • 要解决的问题:为了解决当其他车辆存在于其本车辆的周围的情况下,来自另一车辆的通信设备的信号被混合,并且其本车辆的通信设备的车轮位置 没有正确确定。 解决方案:身体侧信息记录部分102存储在身体侧检测到的四个车轮的角速度。 轮胎侧信息记录部104存储在车轮侧检测到的四个车轮的角速度。 当由速度确定部件112确定的本车辆的速度超过预定阈值时,轮位置指定禁止部件110指示车轮位置指定部件106学习车轮位置。 当通过车轮检测部分114在车辆周边检测到另一车辆时,车轮位置指定禁止部分110指示车轮位置指定部分106禁止车轮位置的学习。 轮位置指定部106从身体侧信息记录部102读取角速度,并将其与从轮胎侧信息记录部104读取的同时加速度进行比较,并根据其相关性来确定车轮位置,并记录它 在车轮位置记录部分108中。(C)2005,JPO和NCIPI
    • 56. 发明专利
    • Wheel information processing device
    • 车轮信息处理装置
    • JP2005170222A
    • 2005-06-30
    • JP2003412514
    • 2003-12-10
    • Toyota Motor Corpトヨタ自動車株式会社
    • OGAWA ATSUSHI
    • G08C17/02B60C23/04
    • PROBLEM TO BE SOLVED: To detect the condition of a tire ground-contact surface of a wheel and to transmit tire characteristic information corresponding to the condition of the ground-contact surface to a vehicle body side.
      SOLUTION: A sensor for detecting the condition of the tire ground-contact surface is provided in a tire tread rubber 26 in the wheel 20. A determination part determines the tire characteristic information corresponding to the condition of the tire ground-contact surface based on the tire characteristic information stored in a memory and an output value of the sensor. The determined tire characteristic information is transmitted through a communication part and an information processing part 54 controls the vehicle based on the transmitted tire characteristic information. Since the tire characteristic information corresponding to the condition of the tire ground-contact surface is utilized, appropriate control of the vehicle can be performed.
      COPYRIGHT: (C)2005,JPO&NCIPI
    • 要解决的问题:检测车轮的轮胎接地面的状况,并将与接地面的状况对应的轮胎特性信息传递给车体侧。 解决方案:用于检测轮胎接地面的状况的传感器设置在轮20中的轮胎胎面橡胶26中。判定部确定与轮胎接地面的状况对应的轮胎特性信息 基于存储在存储器中的轮胎特性信息和传感器的输出值。 通过通信部发送确定的轮胎特性信息,信息处理部54基于所发送的轮胎特性信息来控制车辆。 由于利用与轮胎接地面的状况对应的轮胎特性信息,因此可以进行车辆的适当的控制。 版权所有(C)2005,JPO&NCIPI
    • 58. 发明专利
    • Shock absorber device
    • 冲击吸收装置
    • JP2011251559A
    • 2011-12-15
    • JP2010124792
    • 2010-05-31
    • Toyota Motor Corpトヨタ自動車株式会社
    • OGAWA ATSUSHI
    • B60G17/00F16F7/00F16F15/02
    • PROBLEM TO BE SOLVED: To control deterioration of ride quality, which is caused by the influence of the inertia of a reducer of an electromagnetic shock absorber.SOLUTION: In the shock absorber device, a filter processor 51 storing frequency gain characteristics in which a relation between frequency and gain of inductive voltage is set, executes filter processing of an actual inductive voltage Vout which is detected by a voltage sensor, by using the frequency gain characteristics; a voltage comparator 53 compares a filter inductive voltage Vx which is output from the filter processor 51 with a triangular wave voltage Vr which is output from a triangular wave generator 52, and outputs high level signals during a period in which the filter inductive voltage Vx is larger than the triangular wave voltage Vr; and a PWM control signal output unit 54 turns on switching elements SW1, SW2 during a period in which the high level signals are input.
    • 要解决的问题:为了控制由电磁减震器的减速器的惯性的影响引起的乘坐质量的劣化。 解决方案:在减震装置中,存储频率增益特性的滤波处理器51,其中设定感应电压的频率和增益之间的关系,执行由电压传感器检测到的实际感应电压Vout的滤波处理, 通过使用频率增益特性; 电压比较器53将从滤波处理器51输出的滤波电感电压Vx与从三角波发生器52输出的三角波电压Vr进行比较,并在滤波电感电压Vx为 大于三角波电压Vr; 并且PWM控制信号输出单元54在输入高电平信号的时段期间导通开关元件SW1,SW2。 版权所有(C)2012,JPO&INPIT
    • 59. 发明专利
    • Damping force control device
    • 阻尼力控制装置
    • JP2011162067A
    • 2011-08-25
    • JP2010027250
    • 2010-02-10
    • Toyota Motor Corpトヨタ自動車株式会社
    • OGAWA ATSUSHI
    • B60G17/00B60G17/018F16F15/02F16F15/03
    • PROBLEM TO BE SOLVED: To control a damping force of an electric shock absorber so as to suppress excessive heat generation of an electric motor.
      SOLUTION: A required damping force for each wheel is calculated so as to minimize the total of the calorific values of the electric motor 40 by using four formulas composed by adding formula Q for expressing totaling calorific values of the electric motor 40 to formulas H, R and P. The damping force generated by each electric shock absorber 30 is controlled based on the calculated required damping force for each wheel. Therefore, the total of the calorific values of the electric motor 40 is minimized, and the excessive heat generation of the electric motor 40 is suppressed.
      COPYRIGHT: (C)2011,JPO&INPIT
    • 要解决的问题:为了控制电动减震器的阻尼力,以抑制电动马达的过度产热。

      解决方案:计算每个车轮所需的阻尼力,以便通过使用由将用于表示电动机40的总热值表示为式的公式Q组合的四个公式来最小化电动机40的发热量的总和 H,R和P.由每个电动减震器30产生的阻尼力基于所计算的每个车轮所需的阻尼力来控制。 因此,使电动机40的发热量的总和最小化,并且抑制电动机40的过度发热。 版权所有(C)2011,JPO&INPIT

    • 60. 发明专利
    • Shock absorber for vehicle
    • 汽车减震器
    • JP2011162049A
    • 2011-08-25
    • JP2010026722
    • 2010-02-09
    • Toyota Motor Corpトヨタ自動車株式会社
    • OGAWA ATSUSHI
    • B60G17/00B60G17/018F16F15/02F16F15/03F16F15/067
    • PROBLEM TO BE SOLVED: To suppress respective vertical vibrations of an upper part and a lower part of a spring with an easy constitution without using a micro computer.
      SOLUTION: A resistance value changeover signal output circuit 130 changes damping characteristics of an electromagnetic shock absorber 30 by using a switch signal output to a first resistance circuit 121 and a second resistance circuit 122. The resistance value changeover signal output circuit 130 sets an extension side and a compression side to the medium when inputting a sprung up signal and an unsprung up signal, sets the extension side to the hard and the compression side to the soft when inputting a sprung down signal and an unsprung up signal, sets the extension side to the soft and the compression side to the hard when inputting a sprung down signal and the unsprung up signal, and sets the extension side and the compression side to the medium when inputting the sprung down signal and the unsprung down signal.
      COPYRIGHT: (C)2011,JPO&INPIT
    • 要解决的问题:为了在不使用微型计算机的情况下以简单的结构抑制弹簧的上部和下部的垂直振动。 解决方案:电阻值切换信号输出电路130通过使用输出到第一电阻电路121和第二电阻电路122的开关信号来改变电磁减震器30的阻尼特性。电阻值转换信号输出电路130将 当输入弹起信号和悬挂信号时,介质的延伸侧和压缩侧设置为在输入弹簧下降信号和悬挂信号时将延伸侧设置为硬的,压缩侧的软侧,将 当输入弹簧下降信号和悬挂信号时,将柔性和压缩侧的延伸侧设置为硬,并且在输入弹簧下降信号和簧下信号时将扩展侧和压缩侧设置为介质。 版权所有(C)2011,JPO&INPIT