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    • 1. 发明授权
    • Inner diameter measuring instrument
    • 内径测量仪
    • US4438566A
    • 1984-03-27
    • US369777
    • 1982-04-19
    • Hideo SakataIchiro MizunoMasao Nakahara
    • Hideo SakataIchiro MizunoMasao Nakahara
    • G01B5/12
    • G01B5/12
    • An inner diameter measuring instrument wherein the measuring pressure of measuring elements is adjustable from outside and the measuring elements can be retracted by a pair of levers. A spring is confined between a movable member secured to a spindle and an abutting member formed on the outer surface thereof with a tapered surface, and a biasing force of this spring is adjustable by the movement of the movable member due to rotation of a control member mounted to the main body of the measuring instrument. The abutting member is upwardly moved by a pair of levers each provided thereon with a pusher member penetrating through the main body for pushing the abutting member, so that the measuring elements biased in the radial directions of the spindle can be retracted.
    • 内径测量仪器,其中测量元件的测量压力可从外部调节,并且测量元件可以被一对杆缩回。 弹簧被限制在固定到主轴的可动构件和形成在其外表面上的抵接构件之间,其具有锥形表面,并且该弹簧的偏置力可通过由于控制构件的旋转而使可动构件的运动调节 安装在测量仪器的主体上。 抵靠构件通过一对杆向上移动,所述一对杆具有穿过主体的推动构件,用于推动抵接构件,使得沿主轴的径向偏置的测量元件可以缩回。
    • 9. 发明授权
    • Electrochemical device
    • 电化学装置
    • US08163422B2
    • 2012-04-24
    • US12373442
    • 2007-07-12
    • Meiten KohHideo SakataHitomi NakazawaMichiru TanakaAkiyoshi Yamauchi
    • Meiten KohHideo SakataHitomi NakazawaMichiru TanakaAkiyoshi Yamauchi
    • H01M6/04
    • H01M10/0567H01M10/052H01M10/0525H01M10/0568H01M10/0569H01M2300/0025
    • There is provided an electrochemical device provided with an electrolytic solution comprising (I) a solvent for dissolving an electrolyte salt comprising (A) a fluorine-containing ether represented by the formula (1): Rf1—O—Rf2 wherein Rf1 and Rf2 are the same or different and each is a fluorine-containing alkyl group having 3 to 6 carbon atoms, (B) a cyclic carbonate, and (C) a chain carbonate being compatible with both of the fluorine-containing ether (A) and the cyclic carbonate (B), and (II) an electrolyte salt, in which the solvent (I) for dissolving an electrolyte salt comprises 30 to 60% by volume of the fluorine-containing ether (A), 3 to 40% by volume of the cyclic carbonate (B) and 10 to 67% by volume of the chain carbonate (C) based on the whole solvent (I), and when the electrochemical device is provided with such an electrolytic solution, no phase separation occurs even at low temperature, flame retardancy and heat resistance are excellent, solubility of an electrolyte salt is high, discharge capacity is large, and charge and discharge cycle characteristics are satisfactory.
    • 提供一种具有电解溶液的电化学装置,其包含(I)用于溶解电解质盐的溶剂,其包含(A)由式(1)表示的含氟醚:Rf1-O-Rf2,其中Rf1和Rf2为 相同或不同,分别为具有3〜6个碳原子的含氟烷基,(B)环状碳酸酯,(C)与含氟醚(A)和环状碳酸酯 (B)和(II)电解质盐,其中溶解电解质盐的溶剂(I)含有30〜60体积%的含氟醚(A),3〜40体积%的环状 碳酸酯(B)和基于整个溶剂(I)的链状碳酸酯(C)的10至67体积%,并且当电化学装置设置有这种电解液时,即使在低温下也不发生相分离,火焰 阻燃性和耐热性优异,电解质的溶解性 盐高,放电容量大,充放电循环特性令人满意。
    • 10. 发明申请
    • SOLVENT FOR NON-AQUEOUS ELECTROLYTIC SOLUTION OF LITHIUM SECONDARY BATTERY
    • 锂二次电池非水电解液溶剂
    • US20110008682A1
    • 2011-01-13
    • US12864926
    • 2009-01-22
    • Meiten KohHideo SakataHitomi NakazawaAkiyoshi YamauchiAkinori Tani
    • Meiten KohHideo SakataHitomi NakazawaAkiyoshi YamauchiAkinori Tani
    • H01M10/056
    • H01M10/0569H01M10/0525Y02E60/122Y02T10/7011
    • There is provided a solvent for non-aqueous electrolytic solution of lithium secondary battery comprising a non-fluorine-containing cyclic carbonate (I), a non-fluorine-containing chain carbonate (II) and 1,2-dialkyl-1,2-difluoroethylene carbonate (III), wherein assuming that the total amount of (I), (II) and (III) is 100% by volume, the non-fluorine-containing cyclic carbonate (I) is contained in an amount of 10 to 50% by volume, the non-fluorine-containing chain carbonate (II) is contained in an amount of 49.9 to 89.9% by volume and the 1,2-dialkyl-1,2-difluoroethylene carbonate (III) is contained in an amount of not less than 0.1% by volume and less than 30% by volume. Also, there are provided a non-aqueous electrolytic solution comprising the mentioned solvent and a lithium secondary battery using the non-aqueous electrolytic solution. The solvent for non-aqueous electrolytic solution of lithium secondary battery provides a lithium secondary battery having specifically excellent discharge capacity, rate characteristic, cycle characteristic and safety.
    • 提供了一种锂二次电池的非水电解液的溶剂,其包含非含氟环状碳酸酯(I),非含氟链状碳酸酯(II)和1,2-二烷基-1,2-二醇 二氟亚乙基碳酸酯(III),其中(I),(II)和(III)的总量为100体积%时,非氟系环状碳酸酯(I)的含量为10〜50 体积比为49.9〜89.9体积%,非氟类链状碳酸酯(II)的含量为1重量份,其中1,2-二烷基-1,2-二氟亚乙基碳酸酯(III)的含量为 不小于0.1体积%且小于30体积%。 此外,提供了包含所述溶剂的非水电解液和使用非水电解液的锂二次电池。 锂二次电池的非水电解液的溶剂提供具有特别优异的放电容量,速率特性,循环特性和安全性的锂二次电池。