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    • 42. 发明授权
    • Distribution type fuel injection pump
    • 分配式燃油喷射泵
    • US4537170A
    • 1985-08-27
    • US585218
    • 1984-02-28
    • Keiichi YamadaHideyuki Kimura
    • Keiichi YamadaHideyuki Kimura
    • F02M41/12F02M41/00
    • F02M41/12
    • In a distributor type fuel injection pump in which fuel is sucked and pressurized by a reciprocating and rotating plunger, and the pressurized fuel is fed under pressure to each fuel injection nozzle from a distribution port by means of a distribution path, the improvement constituted by a delivery valve to be provided in the distribution path is omitted or a delivery valve having a large suction return quantity is provided, and an auxiliary port is provided in the plunger, and a groove for taking out the pressure when it is aligned with the auxiliary port is formed in the plunger barrel, and a uniform pressure slit is formed on the plunger which is at an identical position with that of the distribution port and being circumferentially offset by a proper angle, and the uniform pressure slit is communicated with the groove for taking out the pressure by means of a communicating path, and a pressure equalizing valve is provided in the communicating path, whereby non-continuous injection in a low speed zone can be prevented while the residual pressure before the injection can be set at high pressure, and also, the generation of a secondary injection can be curbed on account of the pressure after the injection being zero or the pressure after the injection being lowered to near zero.
    • 在分配式燃料喷射泵中,其中燃料被往复旋转柱塞吸入和加压,并且加压燃料通过分配路径从分配端口在压力下被供给每个燃料喷嘴,但是由 省略在分配路径中设置的排出阀,或者设置具有大吸入返回量的输送阀,并且在柱塞中设置辅助口,以及用于在与辅助端口对准时取出压力的槽 形成在柱塞筒中,并且在柱塞上形成均匀的压力狭缝,其处于与分配口的位置相同的位置,并且周向地偏置适当的角度,并且均匀的压力狭缝与用于取出的槽连通 通过连通路径排出压力,并且在连通路径中设置有均压阀,由此进行非连续喷射 可以防止在注射之前的残留压力高压的低速区域,并且由于注射后的压力为零或喷射后的压力,可以抑制二次注射的产生 下降到接近零。
    • 48. 发明申请
    • Method for producing a galvanized steel sheet
    • 镀锌钢板的制造方法
    • US20110192504A1
    • 2011-08-11
    • US12927331
    • 2010-11-12
    • Hideyuki KimuraYoshihiko OnoTakeshi FujitaTakayuki FutatsukaSaiji Matsuoka
    • Hideyuki KimuraYoshihiko OnoTakeshi FujitaTakayuki FutatsukaSaiji Matsuoka
    • C21D8/02
    • C21D9/46C21D8/0205C21D2211/005C22C38/001C22C38/02C22C38/06C22C38/38C23C2/02C23C2/28
    • A method for producing a galvanized steel sheet including (a) melting a steel having a steel composition comprising 0.005 to 0.04 mass % C, 1.5 mass % or lower Si, 1.0 to 2.0 mass % Mn, 0.10 mass % or lower P, 0.03 mass % or lower S, 0.01 to 0.1 mass % Al, less than 0.008 mass % N and 0.2 to 1.0 mass % Cr, wherein Mn (mass %)+1.29 Cr (mass %) is 2.1 to 2.8, and the balance being iron and unavoidable impurities, (b) hot rolling and cold rolling the steel from step (a) to provide a steel sheet, and (c) annealing the steel sheet from step (c) at an annealing temperature of at least the Ac1 point and not more than the Ac3 point, wherein the galvanized steel sheet has a structure which includes a ferrite phase and a martensite phase with a volume fraction being at least 3.0% and less than 10%, the average particle diameter of the ferrite is larger than 6 μm and not more than 15 μm, and 90% or more of the martensite phase exists in a ferrite grain boundary.
    • 一种镀锌钢板的制造方法,其特征在于,具有(a)将钢组成为含有0.005〜0.04质量%的C,1.5质量%以下的Si,1.0〜2.0质量%的Mn,0.10质量%以下的P,0.03质量% %以下S,0.01〜0.1质量%Al,小于0.008质量%N和0.2〜1.0质量%Cr,其中,Mn(质量%)+ 1.29Cr(质量%)为2.1〜2.8,余量为铁和 不可避免的杂质,(b)对步骤(a)中的钢进行热轧和冷轧以提供钢板,(c)在至少Ac1点的退火温度下退火步骤(c)的钢板,而不是更多 其中镀锌钢板具有铁素体相和马氏体相的结构,其体积分数为3.0%以上且小于10%,铁素体的平均粒径大于6μm, 不大于15μm,在铁素体晶界中存在90%以上的马氏体相。
    • 50. 发明授权
    • Rotor shaft sealing method and structure of oil-free rotary compressor
    • 无油旋转压缩机转子轴密封方法及结构
    • US07713040B2
    • 2010-05-11
    • US12058831
    • 2008-03-31
    • Hideyuki KimuraMasami Muto
    • Hideyuki KimuraMasami Muto
    • F01C19/00F03C2/00
    • F04C23/001F04C18/123F04C27/009F04C2220/12
    • A rotor shaft sealing method for an oil-free rotary compressor is provided, with which occurrence of lubrication oil intrusion into the compression chamber of the compressor which is liable to occur when negative pressure is produced in the compression chamber, is prevented. With a rotor shaft sealing structure composed such that two shaft seal means are provided in the rotor casing between the oil lubricated bearing and the compression chamber such that an annular airspace is formed between the two shaft seal means, at least one communicating hole is provided to communicate the annular airspace to the outside of the rotor casing, and the annular airspace of the male rotor shaft sealing part and the annular airspace of the female rotor shaft sealing part are connected by a between-rotor shaft communication passage, pressurized air is supplied to the annular airspaces by which lubrication oil intrusion into the compression chamber is prevented.
    • 提供一种无油旋转式压缩机的转子轴密封方法,防止了在压缩室中产生负压时容易发生压缩机压缩室的润滑油的发生。 利用转子轴密封结构,使得在油润滑轴承和压缩室之间的转子壳体中设置两个轴密封装置,使得在两个轴密封装置之间形成环形空间,至少一个连通孔被设置成 将环形空域连通到转子壳体的外部,阳转子轴密封部分的环形空间和阴转子轴密封部分的环形空间通过转子间轴连通通道连接,加压空气供应到 防止润滑油侵入压缩室的环形空间。