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    • 1. 发明授权
    • Exhaust gas recirculation for engine
    • 发动机废气再循环
    • US4249503A
    • 1981-02-10
    • US70026
    • 1979-08-27
    • Takeshi NoguchiHiroyuki NishimuraTakashi Umemoto
    • Takeshi NoguchiHiroyuki NishimuraTakashi Umemoto
    • F02M23/09F02M25/07F02B47/08F02M25/06
    • F02M23/09F02M26/56Y02T10/146
    • An exhaust gas recirculation system for an internal combustion engine employs an exhaust gas recirculation control valve in a passageway connecting the engine exhaust passage to the engine intake passage downstream from the throttle valve. The intake passage also provides a choke valve and a carburetor venturi section between the valves. An air conduit having an air control valve therein connects the intake passage between the throttle valve and the choke valve to the intake passage downstream from the throttle valve. Vacuum responsive actuators are provided for each of the control valves and they are operated by vacuum pressure regulated by a regulating valve, which is itself responsive to differential pressure between vacuum intensity in the intake passage upstream from said throttle valve and modified atmospheric pressure. The modified atmospheric pressure is obtained downstream of a restriction in the air conduit. Closing of the choke valve on a cold start of the engine causes high vacuum intake to the air conduit, reducing the exhaust gas recirculation through the exhaust gas recirculation control valve.
    • 用于内燃机的废气再循环系统在将发动机排气通道连接到节气门下游的发动机进气通道的通道中使用排气再循环控制阀。 进气通道还在阀之间提供阻流阀和化油器文丘里管部分。 具有空气控制阀的空气导管将节流阀和阻流阀之间的进气通道连接到节气门下游的进气通道。 为每个控制阀提供真空响应致动器,并且它们通过由调节阀调节的真空压力来操作,该调节阀本身对来自所述节流阀上游的进气通道中的真空强度与改进的大气压之间的压差有反应。 在空气管道中的限制下游获得改良的大气压力。 在发动机的冷启动时关闭阻风阀导致空气导管的高真空吸入,减少通过废气再循环控制阀的废气再循环。
    • 4. 发明申请
    • Optical synthetic quartz glass and method for producing the same
    • 光学合成石英玻璃及其制备方法
    • US20060183622A1
    • 2006-08-17
    • US10548237
    • 2004-03-03
    • Hiroyuki NishimuraAkira Fujinoki
    • Hiroyuki NishimuraAkira Fujinoki
    • C03C3/06C03B37/07C03B37/075C03B37/018
    • C03B32/00C03B19/1453C03B2201/075C03B2201/12C03B2201/21C03B2201/23C03C3/06C03C4/0071C03C2201/12C03C2201/23C03C2203/40C03C2203/42Y02P40/57
    • The present invention provides an optical synthetic quartz glass material which substantially does not cause changes in transmitted wave surface (TWS) by solarization, compaction (TWS delayed), rarefaction (TWS progressed) and photorefractive effect when ArF excimer laser irradiation is applied at a low energy density, e.g. at energy density per pulse of 0.3 mJ/cm2 or less. The present invention further provides a method for manufacturing the same. In order to solve the above-mentioned problems, the optical synthetic quartz glass material of the present invention is characterized in that, in a synthetic quartz glass prepared by a flame hydrolysis method using a silicon compound as a material, the followings are satisfied that the amount of SiOH is within a range of more than 10 ppm by weight to 400 ppm by weight, content of fluorine is 30 to 1000 ppm by weight, content of hydrogen is 0.1×1017 to 10×1017 molecules/cm3 and, when the amounts of SiOH and fluorine are A and B, respectively, total amount of A and B is 100 ppm by weight or more and B/A is 0.25 to 25.
    • 本发明提供了一种光学合成石英玻璃材料,其在低温下施加ArF准分子激光照射时,通过太阳化,压实(TWS延迟),稀释(TWS进行)和光折射效应基本上不会引起透射波面(TWS)的变化 能量密度,例如 每个脉冲的能量密度为0.3mJ / cm 2以下。 本发明还提供一种制造该方法的方法。 为了解决上述问题,本发明的光学合成石英玻璃材料的特征在于,在使用硅化合物作为材料的火焰水解法制备的合成石英玻璃中,满足以下条件: SiOH的量在大于10重量ppm至400重量ppm的范围内,氟含量为30至1000重量ppm,氢含量为0.1×10 17至10 10 17分子/ cm 3,当SiOH和氟的量分别为A和B时,A和B的总量为100重量ppm以上,B / A为 0.25至25。
    • 7. 发明授权
    • Projection aligner for integrated circuit fabrication
    • 用于集成电路制造的投影对准器
    • US6031238A
    • 2000-02-29
    • US29451
    • 1998-02-26
    • Akira FujinokiHiroyuki NishimuraToshiki Mori
    • Akira FujinokiHiroyuki NishimuraToshiki Mori
    • G02B13/14G03F7/20
    • G03F7/701G02B13/14G03F7/70225G03F7/70241G03F7/70958
    • A known projection aligner for integrated circuit fabrication, in which an integrated circuit pattern image is projected on a wafer, comprises an ArF excimer laser and an optical system composed of groups of quartz glass optical members made of synthetic quartz glass. To provide a projection aligner having optical properties, such as durability, optical transmittance and the like, which are not degraded over a long time of operation and the optical system can be constructed at a low cost as a whole, it is suggested that the optical system comprises a first quartz glass optical member group whose hydrogen molecule concentration is in the range between 1.times.10.sup.17 and 5.times.10.sup.18 molecules/cm.sup.3 and a third quartz glass optical member group whose hydrogen molecule concentration is in the range between 5.times.10.sup.18 to 5.times.10.sup.19 molecules/cm.sup.3.
    • PCT No.PCT / EP97 / 03406 Sec。 371日期1998年2月26日 102(e)1998年2月26日PCT 1997年6月30日PCT公布。 出版物WO98 / 00761 日本1998年1月8日在集成电路制造中,集成电路图案投影在晶片上的已知投影对准器包括ArF准分子激光器和由合成石英玻璃制成的石英玻璃光学部件组成的光学系统。 为了提供一种投影对准器,其具有在长时间不劣化的光学性能,例如耐久性,光透射率等,并且光学系统可以以低成本整体构造,因此建议光学 系统包括其氢分子浓度在1×10 17和5×10 18分子/ cm 3之间的第一石英玻璃光学构件组和氢分子浓度在5×1018至5×1019分/ cm 3之间的第三石英玻璃光学构件组。
    • 9. 发明授权
    • Camera apparatus for electronic conference
    • 电子会议摄像机
    • US5734414A
    • 1998-03-31
    • US395097
    • 1995-02-27
    • Hiroyuki NishimuraYasuaki MuranakaHiroyuki TashiroTakashi Yamaguchi
    • Hiroyuki NishimuraYasuaki MuranakaHiroyuki TashiroTakashi Yamaguchi
    • H04N7/14
    • H04N7/142
    • A camera unit for an electronic conference is adapted to be set on a monitor, and comprises a stationary support base set on the monitor, a camera unit body provided on said stationary support base so as to be horizontally rotatable, a lens block supported to the camera unit body so as to be vertically rotatable, and a control device incorporated in the camera unit body, for controlling the rotation of the camera unit body and the lens block and the focal distance and zooming ratio of the lens block, the lens block is adapted to be turned between a horizontal position at which the lens block is stored in a recess formed in the camera unit body, and picks up a person in front thereof, and a vertical position at which the lens block is projected forward from the camera unit body so as to pick up a document set therebelow, and the control device controls the focal distance and zooming ratio of the lens block in accordance with a horizontally rotating position of the camera unit body and a vertical rotating position of the lens block.
    • 一种用于电子会议的相机单元适于设置在监视器上,并且包括设置在监视器上的固定支撑基座,设置在所述固定支撑基座上以便水平可旋转的照相机单元主体, 相机单元主体以便可垂直旋转;以及控制装置,其结合在相机单元主体中,用于控制相机单元主体和透镜块的旋转以及透镜块的焦距和变焦比,透镜块为 适于在透镜块被存储在形成于相机单元主体中的凹部中的水平位置之间转动,并且拾取其前方的人以及透镜块从相机单元向前突出的垂直位置 从而拾取其下面的文件,并且控制装置根据照相机单元主体的水平旋转位置来控制透镜块的焦距和变焦比,并且 透镜块的垂直旋转位置。