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    • 2. 发明专利
    • タイヤ状態監視装置
    • 轮胎状况监测装置
    • JP2015016786A
    • 2015-01-29
    • JP2013145342
    • 2013-07-11
    • 太平洋工業株式会社Pacific Ind Co Ltd
    • TSUJITA YASUHISA
    • B60C23/04G01L17/00G08C17/00
    • 【課題】車輪側ユニットにおける送信アンテナを小型化しつつ、電力消費を抑えることができるタイヤ状態監視装置を提供すること。【解決手段】タイヤ状態監視装置において、タイヤセンサユニット3は、タイヤ6の状態を検出する圧力センサ11及び温度センサ12と、それらの検出したタイヤ情報を送信アンテナ31aから送信可能な送信装置31と、送信装置31を制御するセンサユニットコントローラ30と、を有する。受信機ユニット40は、送信装置31の送信したタイヤ情報を受信アンテナ32から受信する受信装置35と、受信装置35を制御する受信機ユニットコントローラ33と、を有する。送信装置31と受信装置35は、IEE802.15.4規格に準拠して動作し、かつ通信周波数は、2.4GHzである。【選択図】図1
    • 要解决的问题:提供轮胎单元中的发送天线小型化时可以抑制其消耗功率的轮胎状态监测装置。解决方案:轮胎状态监测装置包括轮胎传感器单元3和接收器单元40 轮胎传感器单元3包括:压力传感器11和检测轮胎6的状态的温度传感器12; 发送器31,其能够从发送天线31a发送由传感器检测到的轮胎信息; 以及控制发射机31的传感器单元控制器30.接收机单元40包括: 从接收天线32接收由发送器31发送的轮胎信息的接收装置35; 以及控制接收装置35的接收机单元控制器33.发射机31和接收装置35按照IEEE802.15.4标准进行操作,发射机31和接收装置35的通信频率为2.4GHz。
    • 3. 发明专利
    • 車輪位置特定装置
    • 车轮位置规格设备
    • JP2014231337A
    • 2014-12-11
    • JP2013114024
    • 2013-05-30
    • 太平洋工業株式会社Pacific Ind Co Ltd
    • ARAYA TAKAO
    • B60C23/04G01L17/00
    • 【課題】受信機での信号の受信強度を用いた位置特定方法であっても、信号を送信した車輪側ユニットの位置を正確に特定することができる車輪位置特定装置を提供すること。【解決手段】タイヤセンサユニット3のRF送信回路は、車輪2における基準角度を含めた複数の回転角度からRF信号を送信する。受信機ユニット4の受信機ユニットコントローラ33には、各タイヤセンサユニット3から送信されたRF信号の受信強度に関し、基準角度に対するその他の回転角度での受信強度差に基づき決定された位置特性が車輪2の位置毎に設定されている。受信機ユニットコントローラ33は、位置特性に基づき、RF信号がどの車輪2に設けられたタイヤセンサユニット3から送信された信号であるかを特定する。【選択図】図1
    • 要解决的问题:提供一种能够正确地指定即使在使用接收机上的信号的接收强度的位置指定方法中发送信号的车轮侧单元的位置的车轮位置指定装置。解决方案:一种RF发送电路 轮胎传感器单元3从包括车轮2上的参考角度的多个旋转角度发射RF信号。在接收机单元4的接收机单元控制器33上,基于相对于其他旋转角度的其他旋转角度的接收强度差确定的位置特性 对于车轮2的每个位置设定基准角度。接收单元控制器33根据位置特性,确定包含轮胎传感器单元3的车轮2的RF信号被发送。
    • 4. 发明专利
    • Electric expansion valve
    • 电动膨胀阀
    • JP2014142136A
    • 2014-08-07
    • JP2013011108
    • 2013-01-24
    • Pacific Ind Co Ltd太平洋工業株式会社
    • ASANO KAZUYUKIFURUKAWA YOSUKE
    • F25B41/06F16K1/42F16K31/04
    • Y02B30/72
    • PROBLEM TO BE SOLVED: To provide an electric expansion valve capable of improving response of rising of a flow volume, and an electric expansion valve capable of accurately exerting a flow volume control in a very small flow volume range.SOLUTION: In an electric expansion valve, a smallest cylindrical portion 51A provided on an inner surface of a valve hole 51 is located at an intermediate position between a tip end and a base end of a main tapered shaft portion 22E provided in a tip end portion of a needle-shaped valve element at a deepest position at which the tip end portion of the needle-shaped valve element protrudes into the valve hole 51, and an annular cavity C1 through which refrigerant of a very small volume can pass is formed between the smallest cylindrical portion 51A and the main tapered shaft portion 22E. As soon as the needle-shaped valve element retreats from the deepest protrusion position, a channel cross-sectional area of the annular cavity C1 starts increasing and a flow volume starts increasing. It is therefore possible to improve response of rising of a flow volume from a smallest flow volume.
    • 要解决的问题:提供一种能够改善流量上升响应的电动膨胀阀,以及能够在非常小的流量范围内精确地进行流量控制的电动膨胀阀。解决方案:在电动膨胀阀 设置在阀孔51的内表面上的最小圆筒部51A位于设置在针状阀体的前端部的主锥形轴部22E的前端与基端之间的中间位置 在针状阀元件的前端部突出到阀孔51中的最深位置,在最小的圆筒部51A与主体之间形成有体积很小的制冷剂可以通过的环状空腔C1 锥形轴部22E。 一旦针状阀元件从最深的突出位置退出,则环形空腔C1的通道横截面积开始增加,并且流量开始增加。 因此,可以提高来自最小流量的流量的上升的响应。
    • 5. 发明专利
    • Tire condition monitoring system
    • 轮胎状况监测系统
    • JP2014097745A
    • 2014-05-29
    • JP2012251198
    • 2012-11-15
    • Pacific Ind Co Ltd太平洋工業株式会社
    • TSUJITA YASUHISA
    • B60C23/04H04B1/59
    • PROBLEM TO BE SOLVED: To provide a tire condition monitoring system in which while a trigger signal for use in registering identification information is transmitted through wireless communication, an intended wheel-side unit can reliably receive the trigger signal.SOLUTION: A tire condition monitoring system includes a handheld communication terminal 4, wheel-side units 3 disposed in respective tires 6 on wheels 2, and a receiver unit 40 that is installed in a vehicle body of a vehicle 1 and has an inherent ID code registered in the wheel-side units 3. The wheel-side unit 3 includes an NFC tag 14 that acquires the ID code and transmits an ID data signal. The handheld communication terminal 4 includes an NFC reader writer 20 that performs near field communication with the NFC tag 14 and transmits a trigger signal for ID code registration to the NFC tag 14.
    • 要解决的问题:提供一种轮胎状态监测系统,其中当通过无线通信发送用于登记识别信息的触发信号时,期望的车轮侧单元可以可靠地接收触发信号。解决方案:轮胎状况监测系统 包括手持通信终端4,设置在车轮2上的相应轮胎6中的车轮侧单元3和安装在车辆1的车身中并具有登记在车轮侧单元中的固有ID码的接收器单元40 轮侧单元3包括获取ID代码并发送ID数据信号的NFC标签14。 手持通信终端4包括与NFC标签14进行近场通信的NFC读写器20,并向NFC标签14发送用于ID码注册的触发信号。
    • 6. 发明专利
    • Tire air pressure monitoring device
    • 轮胎空气压力监测装置
    • JP2013244850A
    • 2013-12-09
    • JP2012119968
    • 2012-05-25
    • Pacific Ind Co Ltd太平洋工業株式会社
    • TSUJITA YASUHISA
    • B60C23/04G01D9/00G01L17/00G08C17/02
    • PROBLEM TO BE SOLVED: To accurately obtain variation in tire air pressure before and after occurrence of a specific traveling state of a vehicle if the state occurs.SOLUTION: A tire air pressure monitoring device includes a tire sensor unit 10 disposed in each wheel 3 of a vehicle 1, a receiver unit 20 disposed in a vehicle body, and a detecting part for detecting a specific traveling state where the state related to the traveling of the vehicle 1 rapidly changes. When the specific traveling state is detected by the detecting part, each tire sensor unit 10 detects, immediately after the detection, the tire air pressure with a pressure sensor, and radio-transmits a signal including data showing the tire air pressure and a tire air pressure that is detected with the pressure sensor at least immediately before the detection of the specific traveling state and stored. The receiver unit 20 records a plurality of data segments included in the signal received immediately after the detection of the specific traveling state in a drive recorder device 2.
    • 要解决的问题:如果发生状态,准确地获得在车辆的特定行驶状态发生之前和之后的轮胎空气压力的变化。解决方案:轮胎气压监测装置包括布置在每个车轮3中的轮胎传感器单元10 车辆1,设置在车体中的接收单元20以及用于检测与车辆1的行驶相关的状态快速变化的特定行驶状态的检测部。 当检测部检测到特定行驶状态时,轮胎传感器单元10利用压力传感器立即检测出轮胎空气压力,并且发送包含表示轮胎气压的数据和轮胎气体的信号 至少在检测到特定行驶状态之前用压力传感器检测的压力被存储。 接收机单元20将在检测到特定行驶状态之后的信号中包含的多个数据段记录在驱动记录装置2中。
    • 7. 发明专利
    • Tire valve unit
    • 轮胎单元
    • JP2013244754A
    • 2013-12-09
    • JP2012117552
    • 2012-05-23
    • Pacific Ind Co Ltd太平洋工業株式会社
    • HIROSE MICHINARI
    • B60C23/04B60C29/02
    • B60C23/0494
    • PROBLEM TO BE SOLVED: To provide a tire valve unit capable of preventing a tire valve from coming off from a sensor unit.SOLUTION: A tire valve unit 10 is formed by integrating a tire valve 20 mounted to a vehicular wheel H with a sensor unit 30 arranged in a tire mounted to the vehicular wheel H for detecting a condition in the tire. The sensor unit 30 includes first and second lock pieces 41, 42, the tire valve 20 includes first and second lock grooves 27a, 27b, and the tire valve 20 and the sensor unit 30 are integrated with each other by locks between the first and second lock pieces 41, 42 and the first and second lock grooves 27a, 27b.
    • 要解决的问题:提供一种能够防止轮胎阀从传感器单元脱落的轮胎气门单元。解决方案:轮胎气门单元10通过将安装在车轮H上的轮胎气门20与传感器单元 30布置在安装到车轮H上的轮胎中,用于检测轮胎中的状况。 传感器单元30包括第一和第二锁定件41,42,轮胎阀20包括第一和第二锁定槽27a,27b,轮胎气门20和传感器单元30通过第一和第二锁定件之间的锁定彼此一体化 锁定件41,42以及第一和第二锁定槽27a,27b。
    • 8. 发明专利
    • Radio communication system for rotor
    • 转子无线电通信系统
    • JP2013182317A
    • 2013-09-12
    • JP2012044003
    • 2012-02-29
    • Pacific Ind Co Ltd太平洋工業株式会社
    • AICHI KOSUKE
    • G08C17/02B60K7/00G01D5/12G08C19/00
    • PROBLEM TO BE SOLVED: To provide a radio communication system for rotor for enabling rotation side radio equipment and stationary side radio equipment to perform radio communication at counter positions, and for avoiding detected information from becoming unavailable.SOLUTION: A radio communication system for rotor includes: a rotation sensor unit 61 for detecting the rotational position of an outer rotor 21; and a controller 60 signal-connected to the rotation sensor unit 61, and signal-connected to an RFID reader/writer 50. Then, when it is determined by the controller 60 that the position of an RFID tag 40 in a direction of rotation lies at a position counter to the RFID reader/writer 50 on the basis of the detection result of the rotation sensor unit 61, the controller 60 makes the RFID reader/writer 50 transmit a data transmission signal to the RFID tag 40. Then, the RFID tag 40 at the counter position transmits information relating to the temperature of a permanent magnet 25 to the RFID reader/writer 50.
    • 要解决的问题:提供一种用于使旋转侧无线电设备和固定侧无线电设备在计数器位置执行无线电通信并且用于避免检测到的信息变得不可用的转子无线电通信系统。解决方案:一种用于转子的无线电通信系统,包括: :用于检测外转子21的旋转位置的旋转传感器单元61; 以及信号连接到旋转传感器单元61并且信号连接到RFID读取器/写入器50的控制器60.然后,当控制器60确定RFID标签40在旋转方向上的位置为 控制器60基于旋转传感器单元61的检测结果与RFID读写器50相对的位置,使RFID读写器50向RFID标签40发送数据发送信号。然后,RFID 计数器位置处的标签40将关于永磁体25的温度的信息传送到RFID读写器50。
    • 9. 发明专利
    • Wireless communication system for rotating body
    • 无线通信系统
    • JP2013158070A
    • 2013-08-15
    • JP2012014477
    • 2012-01-26
    • Pacific Ind Co Ltd太平洋工業株式会社
    • AICHI KOSUKE
    • H02K11/00
    • PROBLEM TO BE SOLVED: To provide a wireless communication system for a rotating body that allows performing stable wireless communication at all the rotational positions of the rotating body.SOLUTION: A wireless communication system 100 for a rotating body of the present invention includes a plurality of rotation-side loop antennas 23 arranged in juxtaposition in the circumference direction of one end surface 60M of an outer rotor 60; all the rotation-side loop antennas 23 are connected in series between a pair of input/output terminals of a modulation and demodulation circuit 28. The magnetic flux of a wireless wave outputted from a fixed-side loop antenna 11 of an RFID reader 10 penetrates through any of the plurality of rotation-side loop antennas 23 regardless of the rotational position of the outer rotor 60, thereby performing stable wireless communication at all the rotational positions of the outer rotor 60.
    • 要解决的问题:提供一种旋转体的无线通信系统,其允许在旋转体的所有旋转位置进行稳定的无线通信。解决方案:本发明的旋转体的无线通信系统100包括多个 在外转子60的一个端面60M的圆周方向并列配置的旋转侧环形天线23; 所有旋转侧环形天线23串联连接在调制和解调电路28的一对输入/输出端子之间。从RFID读取器10的固定侧环形天线11输出的无线波的磁通量穿透 通过多个旋转侧环形天线23中的任何一个,而不管外转子60的旋转位置如何,从而在外转子60的所有旋转位置进行稳定的无线通信。
    • 10. 发明专利
    • Flow control valve
    • 流量控制阀
    • JP2013083296A
    • 2013-05-09
    • JP2011223187
    • 2011-10-07
    • Toyota Motor Corpトヨタ自動車株式会社Pacific Ind Co Ltd太平洋工業株式会社
    • UNO KOJUTABUSE HIROOICHIKAWA TAKAAKIKASUGAI KIYOTAKANAKAYAMA YASUHARU
    • F16K17/04G05D7/01
    • G05D7/012F16K17/30G05D7/0133Y10T137/7784Y10T137/7792
    • PROBLEM TO BE SOLVED: To provide a pressure compensation type flow control valve, which is hardly restricted by the temperature range of the fluid and the kind of the fluid and is stably operated for a long time.SOLUTION: The flow control valve 10 includes: a housing 14 having a fluid inlet 22 and a fluid outlet 28; a valve element 24 for demarcating a volume-variable first chamber 30 and second chamber 32 which are arranged to be reciprocated in the housing to communicate with the fluid inlet and the fluid outlet respectively in cooperation with the housing; and a compression coil spring 36 as an urging means for urging the valve element in the direction in which the volume of the first chamber is reduced. The valve element 24 is provided with a communication passage 34 for making the first and second chambers communicate with and connected to each other. When the valve element is moved in the direction in which the volume of the first chamber is increased against the spring force of the compression coil spring, the valve element comes close to the fluid outlet 28 to reduce the degree of communication of the second chamber with the fluid outlet, and thereby maintaining the constant flow rate of the fluid passing through the flow rate control valve 10.
    • 要解决的问题:提供一种压力补偿型流量控制阀,其几乎不受流体的温度范围和流体的种类的限制,并且长时间稳定地操作。 流量控制阀10包括:具有流体入口22和流体出口28的壳体14; 用于划分体积可变的第一室30和第二室32的阀元件24,其被布置成在壳体中往复运动以与壳体协作地分别与流体入口和流体出口连通; 以及压缩螺旋弹簧36,作为用于沿着第一室的容积减小的方向推压阀元件的推动装置。 阀元件24设置有连通通道34,用于使第一和第二腔室彼此连通并连接。 当阀元件抵抗压缩螺旋弹簧的弹簧力使第一腔室的体积增加的方向移动时,阀元件靠近流体出口28,以减小第二腔室的连通程度, 流体出口,从而保持流过流量控制阀10的流体的恒定流量。版权所有:(C)2013,JPO&INPIT