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    • 1. 发明专利
    • Valve driving device
    • 阀驱动装置
    • JP2013238162A
    • 2013-11-28
    • JP2012111428
    • 2012-05-15
    • Denso Corp株式会社デンソー
    • KOBAYASHI TAKASHIUCHIDA KIMIO
    • F02M25/07
    • Y02T10/121
    • PROBLEM TO BE SOLVED: To provide an EGR device which can perform an airtight test of a valve driving chamber without drilling a through-hole on a housing body, a connector housing or the like.SOLUTION: On a sensor cover 5 of an EGR device, two motor terminals and three sensor terminals are insert-molded and, on a surface of at least one terminal (test terminal T) among the terminals, a pressure-introducing groove 25 for introducing a pressure to a valve driving chamber when an airtight test is performed is formed. The pressure-introducing groove 25 is formed such that one edge side is extended to a male terminal 20a protruding from a bottom surface 24a of a connector housing 24 and the other edge side is extended to the inner circumferential side of the sensor cover 5 from a seal groove 19. Meanwhile, on the sensor cover 5, a window hole 26 reaching the surface of the test terminal T is formed on the inner circumferential side from the seal groove 19 and the other edge side of the pressure-introducing groove 25 is exposed toward a gear chamber 15 through the window hole 26.
    • 要解决的问题:提供一种能够在阀体驱动室进行气密试验而不在壳体,连接器壳体等上钻通孔的EGR装置。解决方案:在EGR装置的传感器盖5上 两个电动机端子和三个传感器端子被插入成型,并且在端子中的至少一个端子(测试端子T)的表面上具有用于在气密测试时向气门驱动室施加压力的压力引入槽25 被形成。 压力导入槽25形成为使得一个边缘侧延伸到从连接器壳体24的底面24a突出的阳端子20a,另一个边缘侧从传感器盖5的内周侧延伸到 同时,在传感器盖5上,从密封槽19的内周侧形成到达测试端子T的表面的窗孔26,并且压力导入槽25的另一边缘露出 通过窗孔26朝向齿轮室15。
    • 2. 发明专利
    • Knock sensor
    • 卡诺传感器
    • JP2009121944A
    • 2009-06-04
    • JP2007296219
    • 2007-11-15
    • Denso Corp株式会社デンソー
    • SUZUKI MASANORIUCHIDA KIMIO
    • G01H17/00G01H11/08
    • PROBLEM TO BE SOLVED: To obtain sufficiently large output voltage from a knock sensor 1 so that ECU can detect it as knocking, even if an excitation force due to knocking is weak, relating to knocking of a high frequency.
      SOLUTION: According to the knock sensor 1, a connector 15 provides a rib 18 on a connection root 17 with a body part 14. Accordingly, since the knock sensor 1 enhances rigidity and resonates at a high frequency, excitation force can be amplified to a piezo element 2 due to resonance to knocking of the high frequency. Accordingly, concerning knocking of the high frequency, even if the excitation force due to knocking is weak, the piezo element 2 can output a large voltage. As a result, ECU can obtain sufficient large output voltage, relating to the knocking of the high frequency, where the excitation force is weak and can detect this as knocking.
      COPYRIGHT: (C)2009,JPO&INPIT
    • 要解决的问题:为了从爆震传感器1获得足够大的输出电压,使得即使由于敲击引起的激励力较弱,ECU也可以将其检测为高频的爆震。 解决方案:根据爆震传感器1,连接器15在具有主体部分14的连接根部17上提供肋18.因此,由于爆震传感器1增强了刚度并且以高频率谐振,因此可以 由于共振而使高频振荡,所以被放大到压电元件2。 因此,关于高频的爆震,即使由于敲击引起的激励力较弱,压电元件2也能够输出大的电压。 结果,ECU可以获得与激励力较弱的高频爆震相关的足够大的输出电压,并且可以将其检测为爆震。 版权所有(C)2009,JPO&INPIT
    • 4. 发明专利
    • Differential transformer type displacement sensor
    • 差分变压器类型位移传感器
    • JP2003014409A
    • 2003-01-15
    • JP2001204027
    • 2001-07-04
    • Denso CorpNippon Soken Inc株式会社デンソー株式会社日本自動車部品総合研究所
    • MIZUTANI AKITOSHIUCHIDA KIMIOYAGI KANICHI
    • G01B7/00G01D5/22H01F27/24H01F27/28
    • PROBLEM TO BE SOLVED: To provide a differential transformer type displacement sensor 1B miniaturizable while ensuring a displacement output having linearity.
      SOLUTION: The respective lengths (lengths in the moving direction of a magnetic core 3A) of a first coil 2a and second coil 2b constituting a secondary coil 2 by partially overlapping and winding the both near the center of a primary coil 4 in the radial direction are set long. Namely, the whole length L2 of the secondary coil 2 can be set short by the portion of the overlap winding length. The whole length LCb of the magnetic core 3A itself in the moving direction thereof is set to a length between 0.8 times and 1.5 times the whole length of the primary coil 4 in the moving direction of the magnetic core 3A. According to such a structure, requirements for both the prevention of the deterioration of noise resistance by reduction in EV output sensitivity (displacement output to the moving quantity of the magnetic core 3A) and the improvement in linearity of displacement output of the magnetic core 3A can be satisfied, and the sensor can be miniaturized.
      COPYRIGHT: (C)2003,JPO
    • 要解决的问题:提供一种微小变压器型位移传感器1B,同时确保具有线性的位移输出。 解决方案:构成次级线圈2的第一线圈2a和第二线圈2b的各自的长度(在磁芯3A的移动方向上的长度)通过在初级线圈4的中心附近部分地重叠和卷绕在半径方向上 设置得很长。 也就是说,次级线圈2的整个长度L2可以通过重叠卷绕长度的一部分而缩短。 磁芯3A本身在其移动方向上的整个长度LCb被设定为在磁芯3A的移动方向上的初级线圈4的整个长度的0.8倍和1.5倍之间的长度。 根据这样的结构,通过降低EV输出灵敏度(磁芯3A的移动量的位移输出)和提高磁芯3A的位移输出的线性来防止抗噪声劣化的要求 满意,传感器可以小型化。
    • 5. 发明专利
    • Knock sensor
    • 卡诺传感器
    • JP2009019905A
    • 2009-01-29
    • JP2007181018
    • 2007-07-10
    • Denso Corp株式会社デンソー
    • UCHIDA KIMIO
    • G01H17/00G01L23/22
    • PROBLEM TO BE SOLVED: To allow an ECU to which voltage is input from a knock sensor 1 to grasp only voltage generated by knocking for voltage generated in a detection element of the knock sensor 1.
      SOLUTION: The knock sensor 1 includes: a first piezo element 2 polarized in a direction nearly coinciding with the direction of vibration by knocking; and a second piezo element 3 that is provided in a body separate from the first piezo element 2 and is polarized in a direction nearly orthogonally crossing the direction where the first piezo element 2 is polarized. Thus the polarization direction of the second piezo element 3 nearly coincides with a vibration direction caused by the seating, or the like of an air supply and exhaust valve causing the oscillation vibration of the knock sensor 1, thus enabling the knock sensor 1 to detect the oscillation vibration caused by the seating, or the like of the air supply and exhaust valve with high sensitivity by the second piezo element 3. Thus the ECU can accurately grasp only voltage generated by knocking by individually obtaining voltages V1, V2 output from the first and second piezo elements 2, 3.
      COPYRIGHT: (C)2009,JPO&INPIT
    • 要解决的问题:允许从爆震传感器1输入的电压的ECU仅抓住在爆震传感器1的检测元件中产生的电压产生的电压。解决方案:爆震传感器 1包括:通过敲击在与振动方向几乎一致的方向上偏振的第一压电元件2; 以及第二压电元件3,其设置在与第一压电元件2分离的主体中,并且在与第一压电元件2的极化方向几乎正交的方向上极化。 因此,第二压电元件3的偏振方向几乎与引起爆震传感器1的振荡振动的供排气阀的等待所引起的振动方向重合,从而能够检测爆震传感器1 由第二压电元件3具有高灵敏度的空气供排气阀等的座位引起的振动振动。因此,ECU可以通过单独获得从第一和第二压电元件3输出的电压V1,V2,仅精确地掌握由敲击产生的电压 第二压电元件2,3。版权所有(C)2009,JPO&INPIT
    • 6. 发明专利
    • Pedal device
    • PEDAL设备
    • JP2007299137A
    • 2007-11-15
    • JP2006125436
    • 2006-04-28
    • Denso Corp株式会社デンソー
    • UCHIDA KIMIOSUZUKI HARUHIKO
    • B60T7/06G05G1/44
    • PROBLEM TO BE SOLVED: To permanently and strongly fix a fractional member set arranged in parallel with a pedal member for the purpose of securing treading force hysteresis characteristics to a base member in a pedal device. SOLUTION: This pedal device 10 is provided with a pedal member 14 supported by a base member 12, and displaced to the base member when receiving a treading force F and a fractional member 36 arranged between the base member and the pedal member for giving fractional forces f and f' depending on an elastic biasing force to the pedal member. The fractional member is provided with a first section for giving the fractional force to the pedal member and a second section 42 extended from the first section. The second section of the fractional member is provided with a holding element 68 fixedly held by the spring force of a return sprint member 16 between the base member and the return spring member 16. The holding element is functioned as a fixing structure for fixing the frictional member to the base member by preventing the position deviation of the frictional member to the base member due to the shape change of at least one of the base member and the frictional member. COPYRIGHT: (C)2008,JPO&INPIT
    • 要解决的问题:为了将踏板构件平行布置的分数构件组件永久地和牢固地固定,以将踩踏力滞后特性固定在踏板装置中的基座构件上。 解决方案:该踏板装置10设置有由基部构件12支撑的踏板构件14,并且当接收到踩踏力F和位于基座构件和踏板构件之间的分数构件36时移动到基座构件 根据对踏板构件的弹性偏压力给出分数力f和f'。 分数构件设置有用于向踏板构件施加分数力的第一部分和从第一部分延伸的第二部分42。 分数构件的第二部分设置有通过返回冲刺构件16的弹簧力固定地保持在基部构件和复位弹簧构件16之间的保持元件68.保持元件用作固定结构,用于固定摩擦 通过防止由于基部构件和摩擦构件中的至少一个的形状变化而导致的摩擦构件相对于基座构件的位置偏差而构件到基座构件。 版权所有(C)2008,JPO&INPIT
    • 7. 发明专利
    • Pedal module
    • 踏板模块
    • JP2007113525A
    • 2007-05-10
    • JP2005307350
    • 2005-10-21
    • Denso Corp株式会社デンソー
    • HARIO TETSUOTAKEYAMA HIROSHISUZUKI HARUHIKOUCHIDA KIMIO
    • F02D11/02F16F1/12G05G1/30
    • PROBLEM TO BE SOLVED: To provide a pedal module compatibly materializing improvement of assembling properly of component and prevention of generating noise.
      SOLUTION: This module is provided with a double coil spring 30 comprising an inside coil 32 and an outside coil 31, a pedal rotating in a regular direction when stepping force is applied thereon and rotating in a reverse direction when restoring force of the double coil spring 30 is applied thereon, a locking part 41 arranged in a wire gap 33 of the inside coil 32 and locked by the inside coil 32, and a dumper member 40 including four spacers 42 arranged in a circumference direction of the double coil spring 30, connected to the locking part 41 and put between the inside coil 32 and the outside coil 31.
      COPYRIGHT: (C)2007,JPO&INPIT
    • 要解决的问题:提供一种兼容地实现组件正确组装改进和防止产生噪音的踏板模块。 解决方案:该模块设置有双螺旋弹簧30,该双螺旋弹簧30包括内侧线圈32和外部线圈31,当沿其方向施加步进力并沿着相反方向旋转时,沿正常方向旋转的踏板 双螺旋弹簧30被施加在其上,锁定部分41布置在内部线圈32的线间隙33中并被内部线圈32锁定,并且包括四个沿双向螺旋弹簧的圆周方向布置的间隔件42的翻斗构件40 30,连接到锁定部分41并放置在内部线圈32和外部线圈31之间。版权所有(C)2007,JPO&INPIT
    • 8. 发明专利
    • Displacement sensor
    • 位移传感器
    • JP2003065705A
    • 2003-03-05
    • JP2001256105
    • 2001-08-27
    • Denso CorpNippon Soken Inc株式会社デンソー株式会社日本自動車部品総合研究所
    • MIZUTANI AKITOSHITOKUNAGA MASAOTAKEDA KENJINAKAMURA TSUTOMUFUKAYA SHIGETOSHITAKEYAMA HIROSHIUCHIDA KIMIOYASUDA KEIICHI
    • G01B7/00G01D5/12G01D5/14
    • PROBLEM TO BE SOLVED: To provide a displacement sensor with high detection accuracy.
      SOLUTION: An opposing section 22 opposite to a shaft 70 which moves linearly together with a moving body to be detected is composed of an circular arc section 31 of a first yoke 30 and an circular arc section 41 of a second yoke 40. A Hall IC 60 is arranged so that magnetic flux flowing from a magnetic channel section 32 to a magnetic channel section 42 through the Hall IC 60 vertically penetrates the detection surface of the Hall IC 60. A variable resistance means composed of the opposing section 22 and the shaft 70 is arranged parallel to the Hall IC 60. As the shaft 70 moves together with the moving body in the direction of arrow Y, the gap between the opposing section 22 and the shaft 70 becomes small, and the magnetic resistance between the opposing section 22 and the shaft 70 becomes small. The magnetic flux easily flows between the opposing section 22 and the shaft 70, and therefore the magnetic flux flowing the Hall IC 60 is reduced, and the magnetic flux density detected by the Hall IC 60 becomes little.
      COPYRIGHT: (C)2003,JPO
    • 要解决的问题:提供具有高检测精度的位移传感器。 解决方案:与被检测的移动体一起线性移动的轴70相对的相对部22由第一轭30的圆弧部31和第二轭40的圆弧部41构成。霍尔IC 60被布置成使得从磁通部分32流到霍尔IC 60的磁通部分42的磁通垂直地穿过霍尔IC 60的检测表面。由相对部分22和轴70组成的可变电阻装置 平行于霍尔IC 60布置。当轴70与移动体一起沿箭头Y方向移动时,相对部分22和轴70之间的间隙变小,并且相对部分22和 轴70变小。 磁通容易在相对部22和轴70之间流动,因此流过霍尔IC 60的磁通减少,由霍尔IC 60检测的磁通密度变小。
    • 9. 发明专利
    • リニアソレノイド
    • 线性电磁阀
    • JP2015005692A
    • 2015-01-08
    • JP2013131470
    • 2013-06-24
    • 株式会社デンソーDenso Corp
    • UCHIDA KIMIO
    • H01F7/16F16K31/06H01F7/06
    • H01F7/1607H01F7/088H01F2007/1692H01F2007/1894
    • 【課題】ムービングコアの移動速度を制御して、リニアソレノイドの作動に伴う衝突音を抑える。【解決手段】リニアソレノイドは、励磁コイル2とは別に、ムービングコア1と軸方向に交差する位置にダミーコイル6を備える。(1)励磁コイル2が通電されると、励磁コイル2を流れる電流が急激に立ち上がり、ムービングコア1が素早く移動を開始する。(2)ムービングコア1の移動によって励磁コイル2に逆起電力αが発生し、反発磁界によってムービングコア1の移動速度が遅くなる。(3)続いて、ムービングコア1の移動に伴いダミーコイル6に逆起電力&bgr;が発生し、反発磁界によってムービングコア1の移動速度を遅くする。このように、「励磁コイル2とダミーコイル6の逆起電力α、&bgr;」を用いてムービングコア1の移動速度を抑えることができ、リニアソレノイドの作動に伴う衝突音を抑えることができる。【選択図】図1
    • 要解决的问题:通过控制移动芯的移动速度来减少由于线性螺线管的致动引起的碰撞噪音。解决方案:线性螺线管与励磁线圈2分开,与虚拟线圈6相交的位置 芯1的轴向。 (1)当向励磁线圈2供电时,在励磁线圈2中流动的电流突然上升,并且移动铁心1迅速开始移动。 (2)通过移动铁芯1的移动,在励磁线圈2中产生反电动势α,运动铁心1的移动速度由排斥磁场减小。 (3)随后,反电动势 由于移动铁芯1的移动,在虚线圈6中产生,并且通过排斥磁场来减小移动铁芯1的移动速度。 因此,使用反电动势α,&bgr; 励磁线圈2和虚线圈6的移动速度可能受到阻碍。 因此,可以减少由于线性螺线管的致动引起的碰撞噪声。
    • 10. 发明专利
    • Knock sensor
    • 卡诺传感器
    • JP2009019929A
    • 2009-01-29
    • JP2007181394
    • 2007-07-10
    • Denso Corp株式会社デンソー
    • UCHIDA KIMIO
    • G01H17/00G01H11/08G01L23/22
    • PROBLEM TO BE SOLVED: To reduce anxiety that poor appearance and resin cracks may occur by scraped pieces generated by allowing a groove 19 in a weight 3 to scrape an insulating member in a knock sensor.
      SOLUTION: In both the end edges circumferentially dividing the groove 19 on a lower surface 18 of the weight 3, a one-side end edge 26 facing the groove 19 in front of a rotation direction is retreated to the rear in the rotation direction from the outer periphery to the inner periphery. Thus the scraped pieces generated by allowing the one-side end edge 26 to scrape an insulating member relatively travel to the inner periphery and to the rear of the rotation direction by the rotation of the weight 3, thus reducing the anxiety that the scraped pieces are exposed to the surface of a resin at the outer-periphery side in the mold formation of the resin and hence reducing the anxiety that poor appearance and resin cracks may occur by the scraped pieces.
      COPYRIGHT: (C)2009,JPO&INPIT
    • 要解决的问题:为了减少通过允许重量为3的凹槽19在敲击传感器中刮除绝缘构件而产生的刮屑而可能发生差的外观和树脂裂纹的焦虑。 解决方案:在重物3的下表面18周向地分隔凹槽19的两个端边缘中,在旋转方向前面面向凹槽19的单侧端边缘26在旋转中被后退到后部 方向从外周到内周。 因此,通过使单侧端缘26通过配重3的旋转而相对地行进到旋转方向的内周和后方的绝缘构件而产生的刮片,因此减少了刮片的焦虑 在树脂的模具形成中在外周侧暴露于树脂的表面,因此减少了由于刮片产生差的外观和树脂裂纹的焦虑。 版权所有(C)2009,JPO&INPIT