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    • 53. 发明授权
    • X-ray tube of the rotary anode type
    • 旋转阳极型X射线管
    • US5384818A
    • 1995-01-24
    • US44174
    • 1993-04-08
    • Katsuhiro OnoHidero AnnoTakayuki KitamiHiroyuki SugiuraMakoto Tanaka
    • Katsuhiro OnoHidero AnnoTakayuki KitamiHiroyuki SugiuraMakoto Tanaka
    • H01J35/10
    • H01J35/101H01J2235/106H01J2235/167
    • An X-ray tube of the rotary anode type includes a rotary structure to which an anode target is fixed, a stationary structure fitted into the rotating member, slide bearings arranged between them and provided with spiral grooves, and a lubricant consisting of gallium alloy and supplied to the slide bearings. The rotary structure includes a first rotating member to which the anode target is connected and a second rotating member provided with the bearings. These first and second rotating members are kept coaxial to each other and connected together at their those portions which are remote from the anode target when viewed in the rotating axis direction of the target and along a heat transmitting line extending from the target to the bearings, but heat insulating clearances and are formed between the rotating members at their other portions not connected. The first rotating member is made of one of those materials which have a heat conductivity smaller than 0.1 (cal/cm.sec..degree.C.) at temperature range of 0.degree. to 500.degree. C. The second rotating member is made of alloy whose main components are iron and nickel, alloy whose main components are iron, nickel and cobalt, alloy whose main components are iron and chromium, alloy whose main components are iron, chromium and nickel, or iron alloy including iron, chromium and one of carbon, molybdenum and tungsten.
    • 旋转阳极型的X射线管包括固定有阳极靶的旋转结构体,嵌入旋转部件的固定结构体,配置在其间的滑动轴承,设有螺旋状的槽,以及由镓合金和 提供给滑动轴承。 旋转结构包括连接阳极靶的第一旋转构件和设置有轴承的第二旋转构件。 这些第一旋转构件和第二旋转构件保持彼此同轴并且在从目标的旋转轴线方向观察时沿着远离阳极靶的那些部分并且沿着从靶向轴承延伸的传热线连接在一起, 但是隔热间隙形成在旋转构件之间的未连接的其它部分。 第一旋转构件由0〜500℃的导热率小于0.1(cal / cm·sec·℃)的材料之一构成。第二旋转构件由合金制成 主要成分为铁和镍,主要成分为铁,镍,钴的合金,主要成分为铁和铬的合金,主要成分为铁,铬,镍的合金,或含铁,铬和碳之一的铁合金, 钼和钨。
    • 58. 发明授权
    • Oil returning mechanism of evaporator for air conditioner
    • 空调器蒸发器回油机构
    • US4715196A
    • 1987-12-29
    • US33818
    • 1987-04-03
    • Hiroyuki Sugiura
    • Hiroyuki Sugiura
    • F25B31/00F25B41/06F25B43/02
    • F25B41/062F25B31/004
    • An air conditioner including a cooling medium compressor, a condenser, an expansion valve and an evaporator, these being connected one another by a cooling medium capillary tube to circulate a cooling medium, whereby an oil returning mechanism of an evaporator for the air conditioner is characterized in that there is provided an oil reservoir for reserving a lubricating oil after oil separation at a lower part of the evaporator, the oil reservoir and an outlet tube for guiding the cooling medium passed through the evaporator to the cooling medium compressor being connected by an oil returning tube, the oil returning tube being provided with a controlling valve, when a pressure differential between the oil returning tube and the outlet tube is a predetermined level or more, the controlling valve being closed to enhance a normal flow of the cooling medium from the evaporator to the cooling medium compressor, when the pressure differential is a predetermined level or less, the lubricating oil staying in the oil reservoir being fed to the cooling medium compressor via the oil returning tube and outlet tube.
    • 一种包括冷却介质压缩机,冷凝器,膨胀阀和蒸发器的空调器,它们通过冷却介质毛细管彼此连接,以循环冷却介质,由此用于空调的蒸发器的回油机构被表征 其特征在于,在蒸发器的下部设置有用于在油分离后保留润滑油的储油器,将通过蒸发器的冷却介质引导至冷却介质压缩机的储油器和出口管由油连接 所述回油管设置有控制阀,当所述回油管与所述出口管之间的压差为预定水平以上时,所述控制阀被关闭以增强所述冷却介质从所述回流管的正常流动 蒸发器到冷却介质压缩机,当压差在预定水平以下时,润滑 留在储油器中的油通过回油管和出口管被供给到冷却介质压缩机。