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    • 2. 发明授权
    • Method for producing quartz glass crucible
    • 生产石英玻璃坩埚的方法
    • US06886364B2
    • 2005-05-03
    • US10048675
    • 2001-05-31
    • Yasuo OhamaShigeo Mizuno
    • Yasuo OhamaShigeo Mizuno
    • C03B20/00C03B19/09C30B15/10C03B8/04
    • C03B19/095C30B15/10Y02P40/57
    • Problems the invention is to solve: An object of the present invention is to provide a method for producing a quartz glass crucible capable of pulling up a silicon single crystal at a highly improved yield, yet without generating oscillation at the surface of the melt on pulling up silicon single crystal, and free from generating dislocations due to the peeling off of quartz glass fractions. Means for solving the problems: In a method for producing a quartz glass comprising a step of forming a base body comprising supplying a powder of silicon dioxide inside a rotating mold and thereby obtaining a molded body in the shape of a crucible by taking advantage of the centrifugal force, followed by heating and fusing the resulting molded body to obtain a translucent quartz glass crucible base body, and a step of forming an inner layer by newly supplying a powder of silicon dioxide into the heated atmosphere inside said crucible base body during or after forming said crucible base body, thereby forming an inner layer of a transparent quartz glass on the inner plane of said crucible base body, claimed is a method in which water vapor is introduced into said crucible base body in at least a part of the step for forming the inner layer.
    • 本发明解决的问题本发明的目的是提供一种能够以高提高的产率提取硅单晶的石英玻璃坩埚的制造方法,但不会在拉拔时在熔融物的表面产生振荡 硅单晶,并且由于石英玻璃部分的剥离而没有产生位错。 解决问题的手段在石英玻璃的制造方法中,包括形成基体的步骤,该基体包括在旋转模具内部供给二氧化硅粉末,从而通过利用所述坩埚形成坩埚形状的成型体 离心力,然后对得到的成型体进行加热熔融,得到半透明的石英玻璃坩埚基体,以及通过在二氧化硅粉末内向上述坩埚基体内的加热气氛中新鲜供给而形成内层的工序 形成所述坩埚基体,从而在所述坩埚基体的内平面上形成透明石英玻璃的内层,要求的方法是在所述坩埚基体的至少一部分中引入水蒸气 形成内层。
    • 9. 发明授权
    • Electromagnetic relay
    • 电磁继电器
    • US4264885A
    • 1981-04-28
    • US22364
    • 1979-03-20
    • Shigeo MizunoShigeo HaraKaneyasu ArakawaMinoru Kondo
    • Shigeo MizunoShigeo HaraKaneyasu ArakawaMinoru Kondo
    • H01H50/24H01H50/34H01H50/54H01H63/04
    • H01H50/54
    • An electromagnetic relay which is so arranged that a plate spring having a movable contact and a fixed contact plate having a fixed contact are secured to a stopper member fixed to a heel piece for the electromagnet, with a lift pin of the plate spring being adapted to contact the moving iron, so that the pressure at the contacts and the gap between the contacts as well as the lowest working voltage are readily adjusted as desired by merely transforming the stopper member. Furthermore, since the movable contact is free from positional deviation, mutual erosion or cutting between the contacts due to uneveness of the contact surfaces arising from sparks and the like has been eliminated for positive closing or opening of the contacts.
    • 一种电磁继电器,其布置成使得具有可动触点的板簧和具有固定触点的固定触点板固定到固定到电磁体的脚跟件上的止动构件上,板簧的升降销适于 接触移动的铁,使得通过仅仅转换止动件便可以容易地调节触点压力和触点间的间隙以及最低的工作电压。 此外,由于活动触头没有位置偏差,所以由于由火花等引起的接触表面的不均匀性,触头之间的相互侵蚀或切断已被消除以使触点正向闭合或打开。
    • 10. 发明授权
    • Electromagnetic relay switch assembly
    • 电磁继电器开关总成
    • US4262270A
    • 1981-04-14
    • US72849
    • 1979-09-06
    • Nobuhiro TakedaMasaichi HattoriShigeo Mizuno
    • Nobuhiro TakedaMasaichi HattoriShigeo Mizuno
    • H01H63/20H01H51/08H01H67/06
    • H01H51/086
    • An electromagnetic relay switch assembly comprises, in combination, an electromagnetic coil, a movable plate of magnetizable material supported for pivotal movement between attracted and released positions, a drive wheel including a pawl member and being rotatable reciprocately in response to the movement of the movable plate, a carrier wheel having a detent gear and a ratchet gear. Each time the movable plate is moved from the released position to the attracted position, the carrier wheel is stepwisely rotated in one direction by the pawl member engaged to any one of the ratchet gear teeth. A detent pawl for avoiding the reverse rotation of the carrier wheel and a positioning member for accurately positioning the carrier wheel are also provided.
    • 电磁继电器开关组件组合包括电磁线圈,可磁化材料的可移动板,用于在吸引位置和释放位置之间枢转运动;驱动轮,包括棘爪构件,并且响应于可动板的运动而可往复运动 ,具有止动齿轮和棘轮的承载轮。 每当可移动板从释放位置移动到吸引位置时,承载轮通过与棘轮齿轮齿中的任何一个啮合的棘爪构件在一个方向上逐步旋转。 还提供了用于避免承载轮的反向旋转的止动爪和用于精确定位承载轮的定位构件。