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    • 2. 发明专利
    • Method for managing adhesion shear strength of silicone-based adhesion structure
    • 用于管理基于硅胶粘结结构的粘合剪切强度的方法
    • JP2011148852A
    • 2011-08-04
    • JP2010008957
    • 2010-01-19
    • Jtekt Corp株式会社ジェイテクト
    • MIO TAKUMINISHI KOJIMATSUURA TAKASHI
    • C09J183/04H02K1/27
    • PROBLEM TO BE SOLVED: To solve the following problem: an adhesion structure having good heat resistance and durability is required since a silicone adhesive has a problem of adhesion failure caused by the deactivation of a platinum catalyst although the silicone adhesive is used so as to solve a problem of durability in which although an epoxy adhesive having heat resistance and high adhesion shear strength is used for the adhesion of a permanent magnet of an electric power steering motor, the adhesion shear strength is reduced by the residual stress generated between the permanent magnet and a metal component or by environmental deterioration (caused by heat, humidity or the like), and thereby, the permanent magnet is peeled and the steering becomes impossible.
      SOLUTION: The method for managing the adhesion shear strength of an adhesion part in a silicone-based adhesion structure is characterized by measuring the amounts of nitrogen, sulfur and phosphorus elements in an adhesion surface, then presetting an approximate function by using a relationship between the adhesion shear strength and the amounts of the elements, and determining whether the adhesion shear strength in the adhesion part corresponding to the measured amounts of the elements is good or not.
      COPYRIGHT: (C)2011,JPO&INPIT
    • 解决以下问题为了解决以下问题,需要具有良好的耐热性和耐久性的粘合结构,因为硅氧烷粘合剂具有由铂催化剂失活引起的粘合破坏的问题,尽管硅氧烷粘合剂被使用 为了解决耐久性的问题,尽管使用具有耐热性和高粘合剪切强度的环氧粘合剂用于电动助力转向电动机的永磁体的粘附,但是由于在动力转向电动机之间产生的残余应力,粘合剪切强度降低 永久磁铁和金属部件,或由于环境恶化(由热,湿度等引起的),永磁体被剥离,转向不可能。 解决方案:用于管理硅树脂粘合结构中的粘合部分的粘合剪切强度的方法的特征在于测量粘合表面中的氮,硫和磷元素的量,然后通过使用 粘合剪切强度与元素量之间的关系,以及确定与元素的测量量对应的粘合部分中的粘合剪切强度是否良好。 版权所有(C)2011,JPO&INPIT
    • 3. 发明专利
    • Heat treatment apparatus, heat treatment method, and compound machine using the same
    • 热处理装置,热处理方法及使用其的复合机
    • JP2008214750A
    • 2008-09-18
    • JP2008023703
    • 2008-02-04
    • Jtekt Corp株式会社ジェイテクト
    • NAGAHAMA TAKAYANISHI KOJI
    • C21D1/09C21D1/34
    • PROBLEM TO BE SOLVED: To provide a heat treatment apparatus and a heat treatment method by which the whole of or a part of workpiece to be worked can be heated, and to provide a compound machine using the apparatus.
      SOLUTION: The heat treatment apparatus has: a furnace surrounding the workpiece to be worked; and a locally heating unit, which is arranged in the inner part of the furnace and locally heats the workpiece. The heat treatment apparatus is configured so that the heating furnace or a heat-insulating furnace is compounded with the locally heating unit using laser beams, thereby shortening a heating time, and also obtaining the compact apparatus capable performing various kinds of heat treatment such as quenching, tempering, normalizing and annealing.
      COPYRIGHT: (C)2008,JPO&INPIT
    • 解决的问题:提供一种能够加热被加工物的全部或一部分的热处理装置和热处理方法,并提供使用该装置的复合机。 解决方案:热处理装置具有:围绕要加工的工件的炉; 以及局部加热单元,其布置在炉的内部并局部加热工件。 热处理装置被配置为使得加热炉或绝热炉与使用激光的局部加热单元混合,从而缩短加热时间,并且还获得能够进行各种热处理的致密设备,例如淬火 ,回火,归一化和退火。 版权所有(C)2008,JPO&INPIT
    • 4. 发明专利
    • Motor, its design assist program, and its recording medium
    • 电机,其设计辅助程序及其记录介质
    • JP2007011455A
    • 2007-01-18
    • JP2005188096
    • 2005-06-28
    • Jtekt Corp株式会社ジェイテクト
    • ONOZAKI TORUNISHI KOJI
    • G06F17/50H02K1/18H02K21/16
    • Y02T10/82
    • PROBLEM TO BE SOLVED: To provide a motor which suppresses both cogging torque and torque ripple, a motor design assist program by which such a motor can be designed efficiently, and a recording medium therefor.
      SOLUTION: The design assist program PG1 changes automatically and gradually the ratio (width ratio W) of width Sw of a segment magnet 20 to tip width Tw of teeth 13, and calculates automatically a first width ratio W1 in which cogging torque becomes the minimum value and a second width ratio W2 in which torque ripple becomes the minimum value. Since a range between the first and the second width ratios W1 and W2, and where neither the cogging torque nor the torque ripple becomes the maximum value is specified as a width ratio recommendation range, both cogging torque and torque ripple can be suppressed, if the tip width Tw of the teeth 13 from the width Sw of the segment magnet 20 is determined so as to be within the specified width ratio recommendation range. Thereby, a motor can be designed more efficiently than before.
      COPYRIGHT: (C)2007,JPO&INPIT
    • 要解决的问题:为了提供抑制齿槽转矩和转矩脉动两者的电动机,可以有效地设计这种电动机的电动机设计辅助程序及其记录介质。 解决方案:设计辅助程序PG1自动逐渐改变段磁体20的宽度Sw与齿13的顶端宽度Tw之比(宽度比W),并自动计算齿槽转矩变为 扭矩波动变为最小值的最小值和第二宽度比W2。 由于第一和第二宽度比W1和W2之间的范围以及齿槽转矩和转矩脉动都不是最大值的范围被规定为宽度比推荐范围,所以可以抑制齿槽转矩和转矩波动,如果 从分段磁铁20的宽度Sw开始齿13的尖端宽度Tw被确定为在规定的宽度比推荐范围内。 因此,可以比以前更有效地设计电动机。 版权所有(C)2007,JPO&INPIT
    • 5. 发明专利
    • 磁石の製造方法および磁石
    • 制造磁铁的方法
    • JP2015008201A
    • 2015-01-15
    • JP2013132541
    • 2013-06-25
    • 株式会社ジェイテクトJtekt Corp
    • MIO TAKUMINISHI KOJI
    • H01F41/02B22F3/00B22F3/02B22F3/10H01F1/055H01F1/08
    • 【課題】ジスプロシウム(Dy)を用いることなく、かつ、ボンドを用いないで、高い残留磁束密度を得ることができる磁石の製造方法および磁石を提供する。【解決手段】希土類元素をRとして含有するR−Fe−N系化合物またはFe−N系化合物により成形される硬磁性体の磁粉を用いる。磁粉10および潤滑剤60を金型2,3内に入れた状態で、磁粉10の分解温度Te2未満であり潤滑剤60の融点以上の第一温度で加熱しながら、磁粉10を金型2,3により加圧することにより一次成形体100を形成する(加圧工程、S2)。続いて、一次成形体100を磁粉10の分解温度Te2未満の第二温度Te1で加熱して、隣接する磁粉10の表面同士を接合させることにより二次成形体200を形成する(焼成工程、S3)。【選択図】図9
    • 要解决的问题:提供一种制造磁体和磁体的方法,所述磁体和磁体能够在不使用镝(Dy)的情况下获得高的剩余磁通密度,并且也不使用键。解决方案:含有稀土元素的R-Fe-N化合物 由于使用由Fe-N化合物成型的硬磁性材料的R或磁性粉末。 在将磁性粉末10和润滑剂60放入金属模具2,3中的状态下,通过使用金属模具2,3对磁性粉末10进行加压而形成一次成型体100,同时在低于分解温度的第一温度下加热 Te2,并且等于或大于润滑剂60的熔点(加压步骤S2)。 因此,通过在小于磁性粉末10的分解温度Te2的第二温度Te1下加热一次成型体100,然后将相邻的磁性粉末10的表面彼此接合(煅烧步骤S3)来形成二次成型体200。
    • 6. 发明专利
    • Motor with temperature measurement function
    • 具有温度测量功能的电机
    • JP2014193007A
    • 2014-10-06
    • JP2013065969
    • 2013-03-27
    • Toyota Central R&D Labs Inc株式会社豊田中央研究所Jtekt Corp株式会社ジェイテクト
    • YAMASHITA MASAHIKOMIZUNO KENTAROHASHIMOTO SHOJINAKAI HIDEOSEGAWA MASAYAINAYAMA HIROHIDENISHI KOJI
    • H02K11/00
    • PROBLEM TO BE SOLVED: To solve such a problem that although the rotor temperature can be measured directly without connecting with the rotor, by combining a coil that generates power by utilizing a change in the flux density occurring in the rotor when rotating, and an electronic component for measuring the rotor temperature and transmitting the measurements wireless, it is difficult to mount the coil and the electronic component actually on the rotor.SOLUTION: A groove extending on the inside of the contour of a permanent magnet along the contour is formed in a substantially columnar rotor core having the outer peripheral surface to which the permanent magnet is fixed, and then a magneto coil and an electronic component are housed in that groove. Although centrifugal force acts on the magneto coil, and the like, it is constrained by the permanent magnet. In particular, the temperature at a portion along the contour of a permanent magnet, where the temperature rises easily, can be measured.
    • 要解决的问题为了解决这样一个问题,尽管转子温度可以直接测量而不与转子连接,但是通过利用旋转时转子发生的磁通密度的变化来组合产生电力的线圈和电子 用于测量转子温度并传输无线测量的部件,难以将线圈和电子部件实际安装在转子上。解决方案:沿着轮廓在永磁体轮廓内侧延伸的凹槽形成在 具有固定有永磁体的外周面的大致圆柱状的转子铁芯,然后在该槽内容纳有发电线圈和电子部件。 虽然离心力作用在磁线圈等上,但是它被永久磁铁约束。 特别地,可以测量温度容易上升的永久磁铁轮廓部分的温度。
    • 8. 发明专利
    • Method of manufacturing grindstone core and method of manufacturing grindstone
    • 制造磨石芯的方法和制造磨石的方法
    • JP2011083857A
    • 2011-04-28
    • JP2009238392
    • 2009-10-15
    • Jtekt Corp株式会社ジェイテクト
    • MIO TAKUMINISHI KOJIFUKAMI HAJIME
    • B24D5/08B22D17/00B24D3/00C22C21/02
    • PROBLEM TO BE SOLVED: To provide a manufacturing method for inexpensively manufacturing a high quality aluminum grindstone core having a high content ratio of silicon such as more than 20 wt.% and an efficient manufacturing method of a grindstone having a grindstone segment bonded to an outer periphery of the grindstone core.
      SOLUTION: In the manufacturing method of the substantially disk shaped grindstone core 1 used for the grindstone rotated on a rotating shaft of the grindstone, as a material of the grindstone core, aluminum (Al) including 20 wt.% or more (or 30 to 40 wt.%) of silicon (Si) is used to cast the grindstone core 1 by using a semi-solid die-casting method. When the grindstone core is cast by using the semi-solid die-casting method, a plurality of grooves M are formed on an outer peripheral surface of the grindstone core 1. The grooves M are filled with adhesive agent and the grindstone segment is bonded thereon to manufacture the grindstone.
      COPYRIGHT: (C)2011,JPO&INPIT
    • 解决的问题:提供一种廉价制造硅含量比高于20重量%的高质量铝砂石芯的制造方法,以及具有磨石段的磨石的有效制造方法 到磨石芯的外周。 解决方案:在用于在磨石的旋转轴上旋转的磨石的大致盘形磨石芯1的制造方法中,作为磨石芯的材料,包含20重量%以上的铝(Al) 或30〜40重量%)的硅(Si)用于通过使用半固体压铸法浇铸砂轮芯1。 当通过使用半固体压铸法铸造砂轮芯时,在砂轮芯1的外周面上形成有多个槽M.槽M填充有粘合剂,并且磨石段被接合在其上 制造磨石。 版权所有(C)2011,JPO&INPIT
    • 9. 发明专利
    • Oil pump
    • 油泵
    • JP2009299495A
    • 2009-12-24
    • JP2008151884
    • 2008-06-10
    • Jtekt Corp株式会社ジェイテクト
    • SAITO TOSHIYUKIMIO TAKUMINISHI KOJIFUKAMI HAJIMEETO ATSUSHIYAO HIROYUKI
    • F04C15/00F04C2/344
    • PROBLEM TO BE SOLVED: To provide an oil pump with a surface opposing the shaft end of a rotor out of a rear housing formed of an aluminum alloy such as a high silicon-aluminum alloy, in particular, having no attacking property against the shaft end, and covered by an anodic oxide film having superior wear resistance.
      SOLUTION: A rear housing 1 of the oil pump as an anode is immersed in an electrolyte together with a cathode, current density provided to both the anode and the cathode is increased from an initial current density of 0A/dm
      2 at a rate lower than or equal to 0.35 A/dm
      2 per minute, and then the rear housing is anodized while the prescribed current density is maintained to coat a surface of a base material with the anodic oxide film.
      COPYRIGHT: (C)2010,JPO&INPIT
    • 要解决的问题:为了提供一种油泵,其具有与转子的轴端相对的表面,该后表面由诸如高硅铝合金的铝合金形成的后壳体,特别是不具有抵抗 轴端,并被具有优异耐磨性的阳极氧化膜覆盖。 解决方案:作为阳极的油泵的后壳体1与阴极一起浸入电解液中,提供给阳极和阴极的电流密度从0A / dm 2的初始电流密度增加 2 ,每分钟的速率低于或等于0.35A / dm 2,然后将后壳体进行阳极氧化,同时保持规定的电流密度以涂覆基材的表面 与阳极氧化膜。 版权所有(C)2010,JPO&INPIT
    • 10. 发明专利
    • Compound machining apparatus, and machining method using the same
    • 复合加工装置,以及使用其的加工方法
    • JP2007313515A
    • 2007-12-06
    • JP2006142834
    • 2006-05-23
    • Jtekt Corp株式会社ジェイテクト
    • NAGAHAMA TAKAYAWAKAZONO YOSHIONISHI KOJIOTA HIROMITSU
    • B23K26/00B23K26/08B23P23/04B23Q11/10H01S3/00
    • B23K26/0853B23K26/0093Y10T29/51Y10T483/17Y10T483/1707
    • PROBLEM TO BE SOLVED: To provide a compound machining apparatus which has a heat treatment tool advantageous in view of the efficiency of laser, the space saving, etc., and can machine a workpiece in an intensive machining process without dismounting the workpiece from a main spindle in the steps from rough machining to heat treatment and finish machining, and further to provide a machining method using the same compound machining apparatus. SOLUTION: The compound machining apparatus comprises a workpiece machining unit movable in the X-Z plane, the X axis being set in the predetermined direction and the Z axis being set to be perpendicular to the X axis, a heat treatment tool for applying a heat treatment to the workpiece, and a tool mounting unit for mounting the tool, which has been selected from shape machining tools for applying a shape machining operation to the workpiece or finishing tools for finishing the workpiece, to the workpiece machining unit, wherein the heat treatment tool includes a converging head for converging the light, which has been received from a laser oscillator via a light transmitting portion, to the workpiece. COPYRIGHT: (C)2008,JPO&INPIT
    • 要解决的问题:提供一种具有热处理工具的复合加工装置,其考虑到激光的效率,节省空间等优点,并且可以在强化加工过程中加工工件而不拆卸工件 从主轴从粗加工到热处理和精加工的步骤,并且还提供使用相同的复合加工装置的加工方法。 解决方案:复合加工装置包括可在XZ平面中移动的工件加工单元,将X轴设置在预定方向上,将Z轴设置为垂直于X轴;热处理工具,用于施加 对工件进行热处理,以及用于安装工具的工具安装单元,该工具安装单元从工件的形状加工工具中选择,用于对工件进行形状加工操作或用于完成工件的精加工工具到工件加工单元,其中热量 处理工具包括用于会聚已经从激光振荡器经由透光部分的光的会聚头到工件。 版权所有(C)2008,JPO&INPIT