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    • 2. 发明专利
    • Insulation laminate substrate and power module
    • 绝缘层压板和功率模块
    • JP2013243238A
    • 2013-12-05
    • JP2012115250
    • 2012-05-21
    • Toyota Central R&D Labs Inc株式会社豊田中央研究所Toyota Motor Corpトヨタ自動車株式会社
    • HOJO HIROSHIKIMURA HIDEHIKOASADA TAKASHIMAKINO HIROAKIHIRATA SHUICHI
    • H01L23/40H01L23/12H02M7/48H05K7/20
    • PROBLEM TO BE SOLVED: To provide an insulation laminate substrate capable of restraining progress of cracks or exfoliation generated on a jointing interface at low costs.SOLUTION: An insulation laminate substrate (1) according to the present invention comprises: an insulation plate (10); a first metal layer (11) having a first jointing face (11a) jointed to one face side of the insulation plate and a mounting face (11b) on which an electronic device serving as a heat generation source is mounted on a side opposite to the first jointing face; and a second metal layer (12) having a second jointing face (12b) jointed to the other face side of the insulation plate and a brazing face (12a) brazed to a heat transfer apparatus (2) on a side opposite to the second jointing face. The second metal layer has a peripheral groove (121) passing through an inner side than an outer peripheral edge of the second jointing face and opened on the second jointing face. The peripheral groove deteriorates and retains a leading tip of cracks or exfoliation generated on a jointing interface of the insulation plate and the metal layer. Therefore, when the insulation laminate substrate according to the present invention is used for a power module, heat generated from a power device can be stably dissipated through the second metal layer for a long time.
    • 要解决的问题:提供能够以低成本抑制在接合界面上产生的裂纹或剥离的进行的绝缘层压基板。解决方案:根据本发明的绝缘层叠基板(1)包括:绝缘板(10) ; 第一金属层(11),其具有连接到绝缘板的一个正面侧的第一接合面(11a)和安装面(11b),在该安装面上安装有用作发热源的电子设备 第一接合面; 以及第二金属层(12),其具有与所述绝缘板的另一面接合的第二接合面(12b),钎焊面(12a)钎焊到与所述第二接合部相反的一侧的传热装置(2) 面对。 第二金属层具有通过第二接合面的外周缘的内侧的周边槽(121),并且在第二接合面上开口。 周边沟槽劣化并保持在绝缘板和金属层的接合界面上产生的裂纹或剥离的前端。 因此,当将本发明的绝缘层叠基板用于功率模块时,能够从功率器件产生的热量通过第二金属层长时间稳定地散发。
    • 3. 发明专利
    • Rolling bearing device for wheel
    • 车轮滚动轴承装置
    • JP2008051740A
    • 2008-03-06
    • JP2006230345
    • 2006-08-28
    • Jtekt CorpToyota Central R&D Labs IncToyota Motor Corpトヨタ自動車株式会社株式会社ジェイテクト株式会社豊田中央研究所
    • MOTOHASHI NOBUTSUNASUGIYAMA MIZUHOASAI MITSURUMAKINO HIROAKITAKAHASHI TOSHIMICHI
    • G01L5/00B60B35/02F16C19/18F16C19/52F16C33/58F16C41/00
    • PROBLEM TO BE SOLVED: To provide a rolling bearing device for a wheel with a sensor capable of suppressing the influence of sensor output caused by temperature difference between a pair of inner walls, when a load between the pair of inner walls that are formed on an outer ring and face each other in the radial direction is measured using a load sensor disposed in the outer ring.
      SOLUTION: This rolling bearing device comprises the outer ring 2 fixed to a vehicle body side, an inner ring 1 mounted with the wheel, a plurality of rows of rolling elements 3a and 3b rollably interposed between them, and a sensor device 6 for determining the load charged on the outer ring 2. The sensor device 6 has a load sensor 19 and a temperature sensor 20. The load sensor 19 measures the load between the pair of inner walls 8 and 9 that are formed on the outer ring 2 and face each other in the radial direction. The temperature sensor 20 measures the temperature difference between the inner walls 8 and 9 in order to correct the output of the load sensor 19 including the output caused by the temperature difference between the inner walls 8 and 9.
      COPYRIGHT: (C)2008,JPO&INPIT
    • 要解决的问题:为了提供具有传感器的车轮用滚动轴承装置,该传感器能够抑制由一对内壁之间的温度差引起的传感器输出的影响,当一对内壁之间的载荷为 使用设置在外圈中的负载传感器来测量形成在外圈上并且在径向方向上彼此面对。 解决方案:该滚动轴承装置包括固定到车体侧的外圈2,安装有车轮的内圈1,可滚动地插入其间的多排滚动元件3a和3b以及传感器装置6 用于确定在外环2上充电的负载。传感器装置6具有负载传感器19和温度传感器20.负载传感器19测量形成在外环2上的一对内壁8和9之间的负载 并且在径向上彼此面对。 温度传感器20测量内壁8和9之间的温度差,以便校正负载传感器19的输出,包括由内壁8和9之间的温度差引起的输出。(C) 2008年,日本特许厅和INPIT
    • 5. 发明专利
    • Six-axial force sensor
    • 六轴力传感器
    • JP2009074969A
    • 2009-04-09
    • JP2007244959
    • 2007-09-21
    • Toyota Central R&D Labs IncToyota Motor Corpトヨタ自動車株式会社株式会社豊田中央研究所
    • MAKINO HIROAKIOZAWA TADAOASAI MITSURUNAKAGAKI TAKANORINONOMURA YUTAKAOTA YASUHIROYAMADA HITOSHI
    • G01L5/16
    • PROBLEM TO BE SOLVED: To provide a six-axial force sensor having simple structure and capable of obtaining high reliability.
      SOLUTION: The six-axial force sensor has an annular outer member 2, an inner member 3 arranged inside it, and load sensor elements 5 interposed between the external element installation surfaces 24 of the outer member 2 and the internal element installation surfaces 34 of the inner member 3. First internal element installation surfaces 34(a) are provided so as to correspond to at least part of the side faces of a first polygonal pyramid 71 having a vertex 710 on a Z axis, and second internal element installation surfaces 34(b) are provided so as to correspond to at least part of the side faces of a second polygonal pyramid 72 in the same shape pointed to a direction opposite to that of the first pyramid 71. The first external faces 24(a) are arranged in parallel with the first internal faces 34(a), and the second external faces 24(b) are arranged in parallel with the second internal faces 34(b). In one sensor installation area existing between an internal face 34 and an external face 24 forming a pair, two or more sensor elements 5 are arranged.
      COPYRIGHT: (C)2009,JPO&INPIT
    • 要解决的问题:提供一种结构简单,能够获得高可靠性的六轴力传感器。 解决方案:六轴力传感器具有环形外部构件2,布置在其内部的内部构件3和插入在外部构件2的外部元件安装表面24之间的载荷传感器元件5和内部构件安装表面 第一内部元件安装表面34(a)设置成对应于在Z轴上具有顶点710的第一多边形棱锥71的至少一部分侧面,第二内部元件安装 表面34(b)设置成对应于与第一金字塔71相反的方向指向相同形状的第二多边形棱锥体72的至少一部分侧面。第一外表面24(a) 与第一内表面34(a)平行布置,第二外表面24(b)与第二内表面34(b)平行布置。 在形成一对的内表面34和外表面24之间的一个传感器安装区域中,布置有两个或更多个传感器元件5。 版权所有(C)2009,JPO&INPIT
    • 7. 发明专利
    • Axle holding device
    • 轴保持装置
    • JP2008233008A
    • 2008-10-02
    • JP2007076579
    • 2007-03-23
    • Toyota Central R&D Labs IncToyota Motor Corpトヨタ自動車株式会社株式会社豊田中央研究所
    • NIWA TOMOHIKOTAKAHASHI TOSHIMICHIASAI MITSURUMAKINO HIROAKI
    • G01L5/00
    • PROBLEM TO BE SOLVED: To provide a practical axle holding device capable of improving the detection accuracy for a load applied to a shaft 12. SOLUTION: A columnar deformation section 24 is disposed in the axle holding device 20. The columnar deformation section 24 grips a sensor 74 with two rods 76 and 78. In the columnar deformation section 24, compression amount is varied by approach or separation between a rod support section 72 and an arm section 60, and the axial load of the columnar deformation section 24 is detected. While, when the rod support section 72 and the arm section 60 relatively displace in the direction orthogonal to the axial direction of the columnar deformation section 24, misalignment on the contact surface between the rods 76 and 78 and sensor 74 is prevented by bending of the columnar deformation section 24 in the shearing direction, and reduction of the detection accuracy is prevented. In this case, the compression amount of the columnar deformation section 24 does not vary, and the effect of the relative displacement in the shearing direction is avoidable. COPYRIGHT: (C)2009,JPO&INPIT
    • 解决方案:提供一种能够提高对轴12施加的载荷的检测精度的实用的轴保持装置。解决方案:在轴保持装置20中设置有柱状变形部24。 柱形变形部分24用两个杆76和78夹住传感器74.在柱状变形部分24中,通过杆支撑部分72和臂部分60之间的接近或分离以及柱形变形的轴向载荷来改变压缩量 检测到部分24。 而当杆支撑部72和臂部60在与柱状变形部24的轴向正交的方向上相对移位时,杆76,78与传感器74之间的接触面的偏移被防止 柱状变形部24在剪切方向上,并且防止了检测精度的降低。 在这种情况下,柱状变形部24的压缩量不变化,并且可以避免剪切方向上的相对位移的影响。 版权所有(C)2009,JPO&INPIT
    • 8. 发明专利
    • Laminated piezoelectric element
    • 层压压电元件
    • JP2010283141A
    • 2010-12-16
    • JP2009135161
    • 2009-06-04
    • Denso CorpToyota Central R&D Labs IncToyota Motor Corpトヨタ自動車株式会社株式会社デンソー株式会社豊田中央研究所
    • SHIMIZU TATSUHIKOSHIMIZU NOBUHIROKAWAZOE NAOYUKIASANO HIROAKIMAKINO HIROAKISAITO YASUYOSHI
    • H01L41/083H01L41/187H04R17/00
    • PROBLEM TO BE SOLVED: To provide a laminated piezoelectric element which has superior stress relaxing performance and does not have conductivity in a ceramic layer to have no decrease in displacing performance of the laminated piezoelectric element.
      SOLUTION: The laminated piezoelectric element 10 includes a piezoelectric layer 3, a ceramic laminate 4 having conductive internal electrode layers 1, 2 laminated alternately, and a pair of external electrodes 5, 5 formed on outer peripheral surfaces of the ceramic laminate 4. The one internal electrode layer 1 and the other internal electrode layer 2 stay in the ceramic laminate 4 such that the internal electrode layer 1 has one end 1' in contact with one external electrode 5 and the other end 1" at an interval t
      0 with the other external electrode 5; and slits 7 extending from the pair of external electrodes 5, 5 to the inside of the ceramic laminate 4 are formed between the one internal electrode layer 1 and the other internal electrode layer 2, and filled with conductive resin bodies 8.
      COPYRIGHT: (C)2011,JPO&INPIT
    • 解决的问题:提供一种具有优异的应力松弛性能并且在陶瓷层中不具有导电性而不降低层叠型压电元件的位移性能的层压型压电元件。 解决方案:层叠压电元件10包括压电层3,具有交替层压的导电内部电极层1,2的陶瓷层叠体4和形成在陶瓷层叠体4的外周面上的一对外部电极5,5 一个内部电极层1和另一个内部电极层2停留在陶瓷层叠体4中,使得内部电极层1的一端部1'与一个外部电极5接触,另一端1“以间隔t < SB> 0 ,在一个内部电极层1和另一个内部电极层之间形成有从一对外部电极5,5延伸到陶瓷层叠体4的内部的狭缝7 2,填充导电树脂体8.版权所有(C)2011,JPO&INPIT
    • 9. 发明专利
    • Brake force acquisition device
    • 制动力采集装置
    • JP2010276104A
    • 2010-12-09
    • JP2009129009
    • 2009-05-28
    • Toyota Central R&D Labs IncToyota Motor Corpトヨタ自動車株式会社株式会社豊田中央研究所
    • FUKAYA TETSUYOSHIYAMAZAKI TAKESHIASAI MITSURUMAKINO HIROAKIMATSUNAGA TSUGUHARUMIZUTANI YOSHITERU
    • F16D66/00B60T8/52F16D65/00F16D65/09F16D65/095
    • PROBLEM TO BE SOLVED: To improve a brake force acquisition device by reducing compressive force received to a compressive force detecting part, by arranging at least two by juxtaposing the compressive force detecting part for detecting the compressive force in the orthogonal direction to a contact plane of a friction surface of a brake rotating body.
      SOLUTION: When a load acts since a brake shoe abuts on an anchor 16, compressive force detecting elements 46 and 48 are arranged by being juxtaposed in the orthogonal direction to a friction surface of a drum. The compressive force detecting elements 46 and 48 are gripped by a load action part 50 and an anchor body 62 being a rigid body. The load acting on the load action part 50 is received by the compressive force detecting elements 46 and 48 and connecting bodies 54 and 56. Thus, the load acting on the load action part 50 can be acquired as the size corresponding to the sum of compressive force detected by the compressive force detecting elements 46 and 48, and a dislocation quantity (x) from a reference point P of a load action point Q can be acquired as the size corresponding to a difference in the compressive force detected by the compressive force detecting elements 46 and 48.
      COPYRIGHT: (C)2011,JPO&INPIT
    • 要解决的问题:为了通过减小​​接收到压缩力检测部分的压缩力来改进制动力获取装置,通过将至少两个并置的压缩力检测部分并入到用于检测正交方向上的压缩力的压缩力检测部分 制动旋转体的摩擦面的接触面。 解决方案:当制动蹄抵靠锚16时负载起作用,压力检测元件46和48通过与鼓的摩擦表面正交的方向并置而布置。 压力检测元件46和48由负载作用部分50和作为刚体的锚固体62夹持。 作用在负载作用部分50上的负载被压缩力检测元件46和48以及连接体54和56接收。因此,可以获取作用在负载作用部分50上的负载作为与压缩 可以获取由压缩力检测元件46,48检测的力和来自载荷作用点Q的基准点P的位错量(x),作为与由压缩力检测部检测出的压缩力的差对应的尺寸 元素46和48.版权所有(C)2011年,JPO&INPIT