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    • 2. 发明授权
    • Flameless atomizer
    • 无焰雾化器
    • US4202628A
    • 1980-05-13
    • US781938
    • 1977-03-28
    • Hideaki KoizumiKazuo Moriya
    • Hideaki KoizumiKazuo Moriya
    • G01N21/31G01N21/74G01J3/30
    • G01N21/74G01N2021/151
    • A cuvette used in a flameless atomizer is hollow and includes an opening at both ends and a hole in a radial direction substantially at its central portion. The cuvette is made of a conductive material and Joule-heated by currents flowing therethrough. The interior of the cuvette is divided substantially into three sections: a sample mount section at which a sample introduced through the hole of the cuvette is disposed; a light beam path section through which light incident from the opening at one end of the cuvette passes and goes out of the opening at the other end; and an absorption cell section at which the light beam path section intersects with atomic vapors generated from the sample disposed at the sample mount section. The electric resistance of the cuvette is made smaller at the sample mount section than at a portion near the absorption cell section. This allows the higher temperature of the portions near the absorption cell section than that of the sample mount section. Therefore, almost all of the atomic vapors in the cuvette exist at the absorption cell portion, and the application of a magnetic field to the absorption cell section allows a great improvement in analysis precision and sensitivity of the flameless atomizer for atomic absorption analysis using a Zeeman effect.
    • 在无焰雾化器中使用的比色杯是中空的,并且包括在两端的开口和在径向方向上的大致在其中心部分的孔。 试管由导电材料制成,并由流过其中的电流进行焦耳加热。 试管的内部基本上分为三个部分:样品安装部分,其中设置通过反应杯的孔引入的样品; 光束路径部分,通过所述光束路径部分从所述反应杯的一端处的所述开口入射的光在所述另一端通过并离开所述开口; 以及吸收单元部分,光束路径部分与从设置在样品安装部分处的样品产生的原子蒸汽相交。 在样品安装部分,反应杯的电阻比吸收单元部分附近的电阻小。 这允许吸收单元部分附近的部分的温度高于样品安装部分的温度。 因此,比色皿中的几乎所有的原子蒸汽都存在于吸收单元部分,并且向吸收单元部分施加磁场允许使用塞曼对无焰雾化器进行原子吸收分析的分析精度和灵敏度大大提高 影响。
    • 3. 发明申请
    • Defective Particle Measuring Apparatus and Defective Particle Measuring Method
    • 有缺陷的粒子测量装置和有害粒子测量方法
    • US20080111992A1
    • 2008-05-15
    • US11883510
    • 2006-02-03
    • Kazuo Moriya
    • Kazuo Moriya
    • G01N15/02
    • G01B11/0608G01N15/1463G01N21/8806G01N2015/1452H01L22/10
    • A defective particle measuring apparatus that irradiates focused laser light on a sample, images scattered light from the sample, and measures defective particles in the sample based on the image result, includes a position deviation computing portion which, based on an in-plane intensity distribution of scattered light of each defective particle that is imaged, obtains a deviation from a focal point position on an image point side of the scattered light of each defective particle and calculates a position deviation amount in a depth direction of the defective particle corresponding to the deviation from the focal point position, a light intensity correcting portion for correcting the light intensity of the scattered light of the defective particle corresponding to the position deviation amount in the depth direction, and a size determining portion for determining the defective particle size based on the light intensity corrected by the light intensity correcting portion. Thus, the size of the defective particles can be determined at a high precision by a simple constitution in a short time, and density distribution of the defective particles can be obtained.
    • 一种有缺陷的粒子测量装置,其将聚焦的激光照射在样本上,对来自样品的散射光进行成像,并且基于图像结果测量样品中的有缺陷的颗粒,包括:位置偏差计算部,其基于面内强度分布 对每个有缺陷粒子的散射光的散射光进行成像,得到与各缺陷粒子的散射光的像点侧的焦点位置的偏差,并计算与该偏差对应的有缺陷粒子的深度方向的位置偏差量 从焦点位置,用于校正与深度方向上的位置偏差量相对应的有缺陷粒子的散射光的光强度的光强度校正部分和用于基于光线确定缺陷粒径的尺寸确定部分 强度由光强度校正部分校正。 因此,可以通过简单的结构在短时间内以高精度确定有缺陷的颗粒的尺寸,并且可以获得缺陷颗粒的密度分布。
    • 5. 发明授权
    • Atomic absorptiometer and a metal specimen atomic vapor generation
apparatus used in the atomic absorotiometer
    • 原子吸收光谱仪和原子吸收测定仪中使用的金属试样原子蒸汽发生装置
    • US5978082A
    • 1999-11-02
    • US14069
    • 1998-01-27
    • Yasushi TeruiKazuo MoriyaHiromi YamashitaHayato Tobe
    • Yasushi TeruiKazuo MoriyaHiromi YamashitaHayato Tobe
    • G01N21/31G01J3/42G01N21/74
    • G01J3/42
    • The object of this invention is to provide an atomic absorptiometer and a metal specimen atomic vapor generation apparatus used in the atomic absorptiometer, which enable a light absorption measurement based on the Zeeman effect highly capable of background correction and eliminate the need for the troublesome work of dismounting a magnet. For this purpose, the following configuration is employed. First, the specimen, hydrochloric acid, and sodium borohydride are delivered and mixed by the peristaltic pump 10 to produce a metallic hydride. The generated gas-liquid mixture solution is separated by the separator 12 into a specimen gas and liquids. The separated specimen gas is introduced into the heating section 30. Electricity is supplied from the power source 28 to the specimen heating section 30 where the specimen gas introduced is heated and separated into hydrogen and a specimen metal vapor to be measured. The specimen metal vapor is then introduced into the measuring section 34 arranged between magnetic poles of the magnet 32 where the metal vapor is subjected to the atomic absorptiometric analysis based on the Zeeman effect.
    • 本发明的目的是提供一种在原子吸收光谱仪中使用的原子吸收光谱仪和金属试样原子蒸汽发生装置,其能够基于能够进行背景校正的塞曼效应的光吸收测量,并且不需要麻烦的工作 拆下磁铁 为此,采用以下配置。 首先,将试样,盐酸和硼氢化钠通过蠕动泵10输送并混合,制成金属氢化物。 所产生的气液混合溶液被分离器12分离成样品气体和液体。 将分离的试样气体引入加热部30.从电源28向被加热的试样气体加热并分离为氢的试样加热部30供给被测定的试样金属蒸气。 然后将样品金属蒸气引入到测量部分34中,该测量部分34布置在磁体32的磁极之间,金属蒸气基于塞曼效应进行原子吸收分析。
    • 7. 发明授权
    • Grinding machine with feed rate changing apparatus
    • 磨床采用进给速度更换装置
    • US3952458A
    • 1976-04-27
    • US488998
    • 1974-07-16
    • Tamaki TomitaMineo IshikawaHayashi KodamaKazuo Moriya
    • Tamaki TomitaMineo IshikawaHayashi KodamaKazuo Moriya
    • B23Q15/14B23Q15/22B24B5/04B24B47/20B24B49/00B24B49/08
    • B24B47/20B23Q15/225
    • A grinding machine provided with an apparatus for changing a feed rate of a grinding wheel relative to a workpiece just before the grinding wheel comes into contact with the workpiece. An electrode device is mounted adjacent to the grinding wheel and connected to an electric power source for applying a potential to the surface of the grinding wheel. A detecting device detects a difference of potential between the grinding wheel and the workpiece to generate an output voltage. A memory device memorizes the output voltage detected when the grinding wheel is distant from the workpiece. A setting device reduces the memorized output voltage at a predetermined rate to provide a reference voltage corresponding to a predetermined gap between the grinding wheel and the workpiece. A comparator circuit compares the output voltage with the reference voltage to generate a feed rate changing signal when the output voltage attains the reference voltage. A control device controls a feed device so as to change the feed rate of a wheel slide in accordance with the feed rate changing signal.
    • 一种研磨机,其具有用于在砂轮与工件接触之前更改砂轮相对于工件的进给速度的装置。 电极装置安装在砂轮附近,并连接到用于向砂轮表面施加电位的电源。 检测装置检测砂轮和工件之间的电位差以产生输出电压。 存储器件存储当砂轮远离工件时检测到的输出电压。 设置装置以预定的速率减小存储的输出电压,以提供对应于砂轮和工件之间的预定间隙的参考电压。 当输出电压达到参考电压时,比较器电路将输出电压与参考电压进行比较,以产生进给速率改变信号。 控制装置控制进给装置,以便根据进给速率改变信号改变车轮滑块的进给速率。
    • 8. 发明授权
    • Analysis device using chemical combustion flame
    • 使用化学燃烧火焰的分析装置
    • US5801827A
    • 1998-09-01
    • US851291
    • 1997-05-05
    • Kazuo MoriyaYasushi TeruiHayato TobeYoshisada EbataHisashi Kimoto
    • Kazuo MoriyaYasushi TeruiHayato TobeYoshisada EbataHisashi Kimoto
    • G01N21/31G01N21/72
    • G01N21/72
    • In an analysis device, an auxiliary gas supplied from a compressor 1 is introduced from an auxiliary gas inlet 3 via a pipe 2 to a burner through a pressure regulator 5, a pressur meter 6, a pressure switch 7 and a connecting joint 8. On the other hand, a combustible gas supplied from a gas bomb 9 is introduced from a combustible gas inlet 11 via a pipe 10 to the burner through a first electromagnetic valve 12, a pressure regulator 13, a pressure meter 14, a needle valve 15, a second electromagnetic valve 16 and a connecting joint 17 and further via a tube. An auxiliary gas use block 4, on which auxiliary gas flow controlling elements such as the pressure regulator 5, the pressure meter 6 and the pressure switch 7 are secured, is provided independent and separated from a combustible gas use block 18, on which combustible gas flow controlling elements such as the first electromagnetic valve 12, the pressure regulator 13, the pressure meter 14, the needle valve 15 and the second electromagnetic valve 16 are secured. Whereby the analysis device using chemical combustion flame having an element safety is provided in which possible danger caused by such as the gas leakage and the gas mixing between the combustible gas passage and the auxiliary gas passage is further reduced.
    • 在分析装置中,从压缩机1供给的辅助气体通过压力调节器5,压力计6,压力开关7以及连接接头8,从辅助气体入口3经管道2引入燃烧器。 另一方面,从燃气弹9供应的可燃气体经由管道10从可燃气体入口11通过第一电磁阀12,压力调节器13,压力计14,针阀15, 第二电磁阀16和连接接头17,并且还经由管。 辅助气体使用块4,其上固定有诸如压力调节器5,压力表6和压力开关7等辅助气体流量控制元件,与可燃气体使用块18独立地分离并且与可燃气体使用块18分离, 确保了诸如第一电磁阀12,压力调节器13,压力计14,针阀15和第二电磁阀16之类的流量控制元件。 由此,提供了使用具有元件安全性的化学燃烧火焰的分析装置,其中进一步降低了由可燃气体通道和辅助气体通道之间的气体泄漏和气体混合引起的可能的危险。