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1. 发明专利

JP2007084853A Magnetostrictive material, and its production method 审中-公开
标题翻译：磁致伸缩材料及其生产方法
公开(公告)号：JP2007084853A
公开(公告)日：2007-04-05
申请号：JP2005272381
申请日：2005-09-20
申请人： Tdk Corp , Tdk株式会社
发明人： MORI TERUO , TAKAHASHI JUNICHI
IPC分类号： C22C38/00 , C22C1/04 , C22C19/00 , C22C22/00 , C22C27/04 , C22C27/06 , C22C33/02
摘要： PROBLEM TO BE SOLVED: To provide a magnetostrictive material which has excellent magnetostrictive properties and magnetic permeability by eliminating factors of reducing magnetization as much as possible.
SOLUTION: The magnetostrictive material has a polycrystal structure, and has a main phase expressed by RT
2 (wherein, R is at least one of rare earth elements; and T is at least one of transition metal elements), and a rare earth-rich phase in which the ratio of rare earth elements is higher than that in the main phase. When the total composition of the main phase and the rare earth-rich phase is denoted as RT
x , 1.98≤x≤2.00 is satisfied. When the magnetostrictive material with a polycrystal structure is produced by a powder metallurgical process, sintering is performed in a vacuum for a prescribed period.
COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：通过尽可能地消除减少磁化的因素来提供具有优异的磁致伸缩特性和磁导率的磁致伸缩材料。解决方案：磁致伸缩材料具有多晶结构，并且具有由RT 2 表示的主相（其中，R是稀土元素中的至少一种; T是至少一种过渡金属金属元素）和稀土元素比主相中高的稀土相。当主相和稀土相的总成分表示为RT x 时，满足1.98≤x≤2.00。当通过粉末冶金方法制造具有多晶结构的磁致伸缩材料时，在真空中进行规定时间的烧结。版权所有（C）2007，JPO＆INPIT

2. 发明专利

JP2006228775A Magnetostriction element, manufacturing method thereof, and sensor 审中-公开
标题翻译：磁致伸缩元件及其制造方法和传感器
公开(公告)号：JP2006228775A
公开(公告)日：2006-08-31
申请号：JP2005037181
申请日：2005-02-15
申请人： Tdk Corp , Tdk株式会社
发明人： MORI TERUO , MIYAMA HARUO
IPC分类号： H01L41/12 , G01C19/5663 , G01L1/12 , H01L41/08 , H01L41/20 , H01L41/22 , H01L41/47
摘要： PROBLEM TO BE SOLVED: To provide a manufacturing method or the like of a magnetostriction element for easily and reliably performing coating for securing resistance against a high temperature and high pressure and anticorrosiveness without hindering a change in the dimension of the magnetostriction element and without reducing characteristics. SOLUTION: A resin-coated layer 12 is formed by adhering an epoxy resin on the surface of a magnetostriction element body 11 by an electrodeposition method, the epoxy resin makes a number of gaps formed surely enter the magnetostriction element body 11, and the entire magnetostriction element body 11 is coated reliably. As a result, the resin-coated layer 12 is as thick as approximately 20 μm or smaller, but has high durability and has a uniform thickness also at the outer-periphery edge of the magnetostriction element body 11. COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：提供一种磁致伸缩元件的制造方法等，以容易且可靠地进行涂层，以确保抵抗高温高压和耐腐蚀性的阻力，而不会妨碍磁致伸缩元件的尺寸变化，没有降低特性。解决方案：通过电沉积法将环氧树脂粘附在磁致伸缩元件主体11的表面上形成树脂涂层12，环氧树脂使形成的许多间隙确实进入磁致伸缩元件体11，并且整个磁致伸缩元件主体11被可靠地涂覆。结果，树脂被覆层12的厚度约为20μm以下，但是在磁致伸缩元件主体11的外周边缘处也具有高的耐久性和均匀的厚度。版权所有（C））2006年，日本特许厅和NCIPI

3. 发明专利

JP2005155342A Magnetostrictive pump 审中-公开
标题翻译：磁力泵
公开(公告)号：JP2005155342A
公开(公告)日：2005-06-16
申请号：JP2003391126
申请日：2003-11-20
申请人： Tdk Corp , Tdk株式会社
发明人： MORI TERUO , OTA MASANORI
IPC分类号： F04B9/00 , F04B17/00 , F04B17/04 , F04B43/04 , F04B43/12
CPC分类号： F04B43/04 , F04B17/00 , F04B17/04
摘要： PROBLEM TO BE SOLVED: To provide a magnetostrictive pump with a simple structure, capable of feeding out fluid with high accuracy at high speed while realizing miniaturization, cost reduction, reduction in the number of components or the like.
SOLUTION: The magnetostrictive pump 10 comprises an approximately cylindrical casing 12, an approximately bar-shaped super-magnetostrictive member 14 arranged inside an inner side space 12A of the casing 12, and first to fourth electromagnetic coils 16A to 16D applying predetermined magnetic field to the super-magnetostrictive member 14 and changing the dimension of the super-magnetostrictive member 14 in a diametrical direction. By moving a portion of the super-magnetostrictive member 14 to be changed in the diametrical direction from one side 14B of the super-magnetostrictive member 14 to the other side 14A of the super-magnetostrictive member 14, fluid is fed out from one side of the inner side space 12A to the other side, via a clearance in the diametrical direction formed along with the change in the diametrical direction.
COPYRIGHT: (C)2005,JPO&NCIPI
摘要翻译：要解决的问题：提供一种具有简单结构的磁致伸缩泵，其能够在实现小型化，降低成本，减少部件数量等的同时高速高精度地输送流体。解决方案：磁致伸缩泵10包括大致圆筒形壳体12，布置在壳体12的内侧空间12A内的近似棒状的超磁致伸缩构件14以及施加预定磁性的第一至第四电磁线圈16A至16D 超磁致伸缩构件14的尺寸，并且改变超磁致伸缩构件14的直径方向的尺寸。通过使超磁致伸缩构件14的一部分从超磁致伸缩构件14的一侧14B向径向方向改变到超磁致伸缩构件14的另一侧14A，将流体从通过沿直径方向的间隙沿直径方向的变化形成内侧空间12A到另一侧。版权所有（C）2005，JPO＆NCIPI

4. 发明专利

JP2005129704A Manufacturing method of magnetostrictive element, sintering vessel and magnetostrictive element 审中-公开
标题翻译：磁致伸缩元件制造方法，烧结容器和磁致伸缩元件
公开(公告)号：JP2005129704A
公开(公告)日：2005-05-19
申请号：JP2003363324
申请日：2003-10-23
申请人： Tdk Corp , Tdk株式会社
发明人： MORI TERUO , SUZUKI TSUNEO , TOKORO SEIGO
IPC分类号： B22F3/00 , B22F1/00 , B22F3/10 , B22F3/12 , C22C1/04 , C22C38/00 , H01F1/055 , H01F41/02 , H01L41/08 , H01L41/12 , H01L41/20 , H01L41/22 , H01L41/47
CPC分类号： H01L41/20 , B22F3/10 , B22F2003/1042 , B22F2998/00 , B22F2999/00 , H01F1/0557 , H01F41/0273 , B22F3/1208 , B22F2202/05
摘要： PROBLEM TO BE SOLVED: To provide a manufacturing method of magnetostrictive element, sintering vessel and the like which are capable of obtaining the magnetostrictive element having high characteristics. SOLUTION: The setter 20 of the sintering vessel 10 is constituted so as to be provided with a hole 21 capable of retaining a molding 100 under the erected condition of the same, so that the molding 100 is contracted upon sintering and is brought into a condition that the molding 100 is not contacted with the setter 20 in a temperature region wherein sintering reaction is caused between the molding 100 and the setter 20. COPYRIGHT: (C)2005,JPO&NCIPI
摘要翻译：要解决的问题：提供能够获得具有高特性的磁致伸缩元件的磁致伸缩元件，烧结容器等的制造方法。解决方案：烧结容器10的固定器20构造成在其竖立状态下具有能够保持模制件100的孔21，使得模制件100在烧结时收缩并被带入在模制件100和安装器20之间引起烧结反应的温度区域中，模制件100不与安装器20接触的状态。（C）2005，JPO＆NCIPI

5. 发明专利

JP2005060833A Production method and sintering method for magnetostriction element 审中-公开
标题翻译：电磁元件的生产方法和烧结方法
公开(公告)号：JP2005060833A
公开(公告)日：2005-03-10
申请号：JP2004223527
申请日：2004-07-30
申请人： Tdk Corp , Tdk株式会社
发明人： TOKORO SEIGO , TOMIZAWA SHIRO , MORI TERUO
IPC分类号： B22F3/10 , B22F1/00 , C22C33/02 , C22C38/00
摘要： PROBLEM TO BE SOLVED: To provide a production method and a sintering method for a magnetostriction element by which the generation of cavities is prevented, and yield can be improved.
SOLUTION: In a sintering stage for a compact finally made into a magnetostriction element, when the inside of a furnace is heated-up, in a temperature region where a hydride included in the compact is thermally decomposed and gaseous hydrogen is dissipated, the atmosphere in the furnace is sucked with a vacuum pump, the pressure in the furnace is held to the negative one, and the dissipation of hydrogen from the compact is promoted.
COPYRIGHT: (C)2005,JPO&NCIPI
摘要翻译：解决的问题：提供防止空腔产生的磁致伸缩元件的制造方法和烧结方法，能够提高收率。解决方案：在用于最终制成磁致伸缩元件的压块的烧结阶段中，当炉内部被加热时，在包含在压块中的氢化物被热分解并且气态氢消散的温度区域中，炉中的气氛用真空泵吸入，炉内的压力保持为负压，促进了压缩机中的氢的耗散。版权所有（C）2005，JPO＆NCIPI

6. 发明专利

JP2004301675A Weighing sensor 有权
公开(公告)号：JP2004301675A
公开(公告)日：2004-10-28
申请号：JP2003095184
申请日：2003-03-31
申请人： Tdk Corp , Tdk株式会社
发明人： MORI TERUO
IPC分类号： G01G3/15 , G01L1/12 , H01L41/12
CPC分类号： G01G3/15 , G01L1/125
摘要： PROBLEM TO BE SOLVED: To provide a weighing sensor for simultaneously detecting the load and pressure of a weighing object with high sensitivity and high accuracy in a short period of time in spite of its simple structure. SOLUTION: This weighing sensor 10 comprises a first rotary shaft 14 rotatably supported in the vertical direction of a stage 12, a second rotary shaft 18 coaxially connected to the rotary shaft 14 in its axial direction via a super-magnetostrictive member 16 to rotatably support the measuring object 20, and a pickup coil 28 for detecting a change in magnetic permeability or residual magnetization quantity of the member 16. The load and pressure of the measuring object 20 are detected as a change of the magnetic permeability or the magnetization quantity of the member 16. COPYRIGHT: (C)2005,JPO&NCIPI

7. 发明专利

JP2004047932A Super-magnetostrictive material and its heat treatment method 有权
公开(公告)号：JP2004047932A
公开(公告)日：2004-02-12
申请号：JP2002381918
申请日：2002-12-27
申请人： Tdk Corp , Tdk株式会社
发明人： MORI TERUO , TOMIZAWA SHIRO
IPC分类号： C22F1/10 , C21D6/00 , C22C19/00 , C22C38/00 , C22F1/00 , H01L41/20
CPC分类号： H01L41/20
摘要： PROBLEM TO BE SOLVED: To recover a magnetostrictive characteristic without fusion bonding rods each other due to heat treatment.
SOLUTION: When the heat treatment of a super-magnetostrictive material is performed in a temperature range of 750-860°C, processing distortion can be removed while preventing exudation of material from an R rich layer to the surface.
COPYRIGHT: (C)2004,JPO

8. 发明专利

JP2007162064A Method of manufacturing magnetostriction material powder, and method of manufacturing magnetostrictor 审中-公开
标题翻译：制造磁致伸缩材料粉末的方法及其制造方法
公开(公告)号：JP2007162064A
公开(公告)日：2007-06-28
申请号：JP2005359179
申请日：2005-12-13
申请人： Tdk Corp , Tdk株式会社
发明人： MORI TERUO , TAKAHASHI JUNICHI
IPC分类号： B22F9/00 , B22F1/00 , B22F3/00 , B22F3/02 , C22C28/00 , C22C38/00 , H01L41/20 , H01L41/22 , H01L41/47
摘要： PROBLEM TO BE SOLVED: To enhance the density of a sintered compact without using a special pulverizing method and to suppress the degradation in magnetstriction properties in the resultant sintered compact. SOLUTION: The method has a dehydrogenation process of heating and holding, in a vacuum, the raw material powder B expressed by (Tb y Dy 1-y ) 2 Fe (where 0≤y≤1) subjected to hydrogen occlusion treatment, mixing the raw material powder B with raw material powder A expressed by Tb v Dy 1-v Fe w (where 0≤v≤1 and 1.7≤w≤2.1) after the dehydrogenation process, and a mixing process of obtaining magnetstriction material powder expressed by Tb x Dy 1-x Fe z (where 0.27≤x≤0.35 and 1.27≤z≤2.1). The heating temperature in the dehydrogenation process is preferably set at ≥450°C and below the eutectic temperature of the raw material powder B. COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：为了提高烧结体的密度，而不需要特殊的粉碎方法，并且抑制所得烧结体的磁致伸缩性的降低。解决方案：该方法具有在真空中加热并保持由（Tb Dy 1-y ）表示的原料粉末B的脱氢方法， SB> 2 Fe（其中0≤y≤1）进行吸氢处理，将原料粉末B与由Tb＆lt; SB＆gt; Dy＆lt; SB＆gt;表示的原料粉末A混合，脱氢处理后的FeSb（w≤8≤w≤1.1），得到由Tb x <表示的磁致伸缩材料粉末的混合工序， / SB> Dy 1-x Z （其中0.27≤x≤0.35和1.27≤z≤2.1）。脱氢过程中的加热温度优选设定在≥450℃且低于原料粉末B的共晶温度。（C）2007，JPO＆INPIT

9. 发明专利

JP2007084854A Method for producing magnetostrictive material 审中-公开
标题翻译：生产磁性材料的方法
公开(公告)号：JP2007084854A
公开(公告)日：2007-04-05
申请号：JP2005272393
申请日：2005-09-20
申请人： Tdk Corp , Tdk株式会社
发明人： MORI TERUO , TAKAHASHI JUNICHI
IPC分类号： B22F3/10 , C22C19/00 , C22C22/00 , C22C27/04 , C22C27/06 , C22C38/00 , H01L41/20 , H01L41/22 , H01L41/333 , H01L41/39 , H01L41/43
摘要： PROBLEM TO BE SOLVED: To provide a method for producing a magnetostrictive material by which a sintered compact having high density can be obtained even without increasing molding pressure, and the reduction of magnetostrictive properties in the obtained sintered compact can be suppressed. SOLUTION: In the method for producing a magnetostrictive material, raw material alloy powder expressed by RT y (wherein, R is at least one of rare earth elements; and T is at least one of transition metal elements; and 1 COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：提供一种制造磁致伸缩材料的方法，通过该方法可以获得即使不增加成型压力也可获得高密度的烧结体，并且可以抑制所获得的烧结体中的磁致伸缩性能的降低。解决方案：在用于制造磁致伸缩材料的方法中，由RT y 表示的原料合金粉末（其中，R是稀土元素中的至少一种; T是至少一种过渡金属金属元素; 1

10. 发明专利

JP2006213984A Super-magnetostrictive material and manufacturing method therefor 审中-公开
标题翻译：超磁致伸缩材料及其制造方法
公开(公告)号：JP2006213984A
公开(公告)日：2006-08-17
申请号：JP2005030011
申请日：2005-02-07
申请人： Tdk Corp , Tdk株式会社
发明人： MORI TERUO , TODA TAKATOMO , TAKAHASHI JUNICHI
IPC分类号： C22C38/00 , B22F3/00 , C22C1/04 , C22C33/02 , H01L41/20
摘要： PROBLEM TO BE SOLVED: To provide a super-magnetostrictive material which is made of a sintered compact containing an RFe
2 Laves type intermetallic compound as a main phase, but inhibits such an RFe
3 phase as to reduce magnetostrictive characteristics from forming therein, and has increased Young's modulus.
SOLUTION: The super-magnetostrictive material is made of the sintered compact comprising the main phase of an RT
2 Laves type intermetallic compound (wherein R is one or more elements selected from rare earth metal elements; and T is one ore more elements selected from the group consisting of Fe, Ni and Co), an R oxide phase containing R, and an R rich phase formed of a compound containing R and T, wherein the R oxide phase occupies 2.5 to 10% by an area rate and the R rich phase occupies 7% or less by an area rate.
COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：为了提供一种超级磁致伸缩材料，该超磁致伸缩材料由含有作为主相的RFe Laves型金属间化合物的烧结体制成，但是抑制这种RFe < 3 相，以减少其中形成的磁致伸缩特性，并且具有增加的杨氏模量。解决方案：超磁致伸缩材料由包含RT（S）2 L / L Laves型金属间化合物的主相的烧结体制成（其中R是选自稀土金属元素中的一种或多种元素; 并且T是选自Fe，Ni和Co的一种以上元素，含有R的R氧化物相和由含有R和T的化合物形成的R丰富相，其中R氧化物相占2.5至10 ％的面积率和富R相占面积率的7％以下。版权所有（C）2006，JPO＆NCIPI

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