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    • 51. 发明授权
    • Water hammer arrestor
    • 水锤避雷器
    • US09004110B2
    • 2015-04-14
    • US13924610
    • 2013-06-23
    • Kuo-Chen Tsai
    • Kuo-Chen Tsai
    • F16L55/04F16L55/045
    • F16L55/045
    • A hollow, cylindrical water hammer arrestor includes an axial passage; two externally threaded extensions disposed at both ends respectively, each of the externally threaded extensions having a diameter less than that of the axial passage; a plurality of first rings disposed in the axial passage, each of the first rings having a plurality of teeth formed on an inner surface; and a plurality of second rings disposed in the axial passage, each of the second rings having a smooth inner surface. The first and second rings are alternately disposed from one end of the axial passage to the other end in the axial passage.
    • 中空的圆柱形水锤避雷器包括轴向通道; 两个分别设置在两端的外螺纹延伸部,每个外螺纹延伸部的直径小于轴向通道的直径; 设置在所述轴向通道中的多个第一环,每个所述第一环具有形成在内表面上的多个齿; 以及设置在所述轴向通道中的多个第二环,每个所述第二环具有平滑的内表面。 第一和第二环从轴向通道的一端交替地设置在轴向通道中的另一端。
    • 53. 发明授权
    • Diaphragm pressure expansion vessel
    • 隔膜压力膨胀容器
    • US08944109B2
    • 2015-02-03
    • US14343447
    • 2012-09-03
    • Frank MuellerEgon SchmitzBesim Uenal
    • Frank MuellerEgon SchmitzBesim Uenal
    • F16L55/04F16L55/053F24D3/10F16L55/033
    • F16L55/053F16L55/0338F24D3/1016
    • A diaphragm pressure expansion vessel (1) which is intended to be connected to a line system having two vessel parts (2, 3) which are connected to one another in a pressure-tight and fluid-tight manner in a peripheral connecting region (4), wherein the closed vessel interior (10) which is formed by the two vessel parts (2, 3) is separated into a water chamber (6) and a gas chamber by a diaphragm (5), wherein the water chamber (6) can be connected to the line system via a connection piece (7), wherein the diaphragm (5) is formed from an at least single-layered plastic and is in the form of a bubble, should be developed further such that the risk of fracture of the plastic diaphragm when subjected to loading during replacement is considerably reduced. This is achieved in that the gas chamber is formed by the diaphragm interior (9) and by the vessel interior (10) between that side of the diaphragm (5) which is averted from the water chamber (6) and the adjoining vessel part, wherein that side of the diaphragm (5) which is averted from the water chamber (6) is provided with perforations.
    • 一种隔膜压力膨胀容器(1),其旨在连接到具有两个容器部分(2,3)的管线系统,所述管道系统在外围连接区域(4)中以压力密封且流体密封的方式彼此连接 ),其中由两个容器部分(2,3)形成的密闭容器内部(10)通过隔膜(5)分离成水室(6)和气室,其中水室(6) 可以通过连接件(7)连接到管线系统,其中隔膜(5)由至少单层塑料形成并且呈气泡形式,应进一步开发,使得断裂的风险 的塑料隔膜在更换期间受到负载时大大减少。 这是因为气室由隔膜内部(9)和隔膜(5)的从水室(6)避开的一侧与毗邻的容器部分之间的容器内部(10)形成, 其中,从所述水室(6)避开的所述隔膜(5)的所述侧面设有穿孔。
    • 54. 发明授权
    • Methods and devices used for automatically controlling speed of an expander
    • 用于自动控制膨胀机速度的方法和装置
    • US08761958B2
    • 2014-06-24
    • US13204671
    • 2011-08-06
    • David Rossi
    • David Rossi
    • F16L55/04
    • F25B49/005F25B9/06F25J1/0022F25J1/005F25J1/0244F25J2240/02F25J2270/06
    • A method of controlling a transition time through a speed range that is unsafe for an integrity of a second expander that receives a fluid flow from a first expander, by automatically biasing a speed of the second expander is provided. The method includes setting the speed of the second expander to be smaller than a current speed of the first expander. The method also includes setting the speed of the second expander to be larger than the current speed of the first expander, when the current speed of the first expander is within the bias application range, and the current speed of the second expander increases and is larger than the first speed value, or decreases and is larger than the second speed value.
    • 提供了一种通过自动偏置第二扩展器的速度来控制通过对于从第一扩展器接收流体流的第二扩展器的完整性而不安全的速度范围的过渡时间的控制方法。 该方法包括将第二膨胀机的速度设定为小于第一膨胀机的当前速度。 当第一膨胀机的当前速度在偏压施加范围内时,该方法还包括将第二膨胀机的速度设定为大于第一膨胀机的当前速度,并且第二膨胀机的当前速度增加并且较大 比第一速度值减小或大于第二速度值。
    • 55. 发明授权
    • Dual piston accumulator
    • 双活塞蓄能器
    • US08746287B2
    • 2014-06-10
    • US13261485
    • 2011-04-27
    • Walter DorrHerbert BaltesPeter Kloft
    • Walter DorrHerbert BaltesPeter Kloft
    • F16L55/04
    • F15B1/04F15B1/24F15B2201/31F15B2201/405
    • A dual piston accumulator, in particular for a hydrostatic hybrid drive system for vehicles, replaces a high pressure hydro accumulator and a low pressure hydro accumulator. Inside a single accumulator housing (2) extending in the axial direction in a single piece over a high pressure part (4) and a low pressure part (6), an accumulator piston (8, 10) defines a high pressure-sided fluid chamber (16) and a low pressure-sided fluid chamber (18). Both chambers border an intermediate piece (12) separating the high pressure side (4) from the low pressure side (6). A common piston rod (14) extends through the intermediate piece for both accumulator pistons (8, 10). The wall width of the housing (2) corresponding to the high pressure part (4) is greater than the opposite reduced wall width corresponding to the low pressure part (6).
    • 双活塞蓄能器,特别是用于车辆的静液压混合动力驱动系统,代替高压蓄能器和低压蓄能器。 在一个高压部件(4)和低压部件(6)内沿单向轴向延伸的单个蓄能器壳体(2)中,蓄能器活塞(8,10)限定高压侧流体室 (16)和低压侧流体室(18)。 两个腔室与将高压侧(4)与低压侧(6)分开的中间件(12)相接。 常见的活塞杆(14)延伸穿过用于两个蓄能器活塞(8,10)的中间件。 对应于高压部分(4)的壳体(2)的壁宽大于对应于低压部分(6)的相对减小的壁宽度。
    • 56. 发明授权
    • Reservoir-less power steering system
    • 无油动力转向系统
    • US08701402B2
    • 2014-04-22
    • US12880063
    • 2010-09-11
    • Kenneth Kamman
    • Kenneth Kamman
    • F16L55/04
    • B62D5/062F15B1/26
    • A reservoir-less power steering system having a hydraulic pump, a storage tube, a steering gear assembly, and a return line. The storage tube accommodates and provides hydraulic fluid to the hydraulic pump. Further, the hydraulic pump increases the hydraulic fluid pressure and transfers the pressurized hydraulic fluid to the steering gear assembly. A return line is connected to the steering gear assembly and coupled to the storage tube for returning the hydraulic fluid from the steering gear assembly to the hydraulic pump. Moreover, the storage tube extends upwards from the hydraulic pump to include a hydraulic fluid level measurement assembly.
    • 一种具有液压泵,存储管,舵机组件和返回线的无油库的动力转向系统。 存储管容纳并向液压泵提供液压流体。 此外,液压泵增加液压流体压力并将加压的液压流体传递到舵机组件。 返回线连接到舵机组件并且联接到存储管,用于将液压流体从舵机组件返回到液压泵。 此外,存储管从液压泵向上延伸以包括液压液位测量组件。
    • 57. 发明授权
    • Lightweight high pressure repairable piston composite accumulator with slip flange
    • 轻型高压可修复活塞复合蓄能器,带滑动法兰
    • US08695643B2
    • 2014-04-15
    • US12267783
    • 2008-11-10
    • Bahram S. RajabiAllen R. Hansen
    • Bahram S. RajabiAllen R. Hansen
    • F16L55/04
    • F15B1/24F15B2201/205F15B2201/31F15B2201/4053F15B2201/4056F15B2201/605
    • A reduced weight and repairable piston accumulator. The accumulator includes a load bearing metallic cylinder with removable end caps secured thereto with slip flanges for allowing repairability and for achieving the required cycle life. The cylinder serves as the surface on which the piston slides and is designed such that it sustains the axial stress induced by pressurization of the accumulator. A composite over wrapping is designed such that it sustains the stress in the hoop (radial) direction. A stress transitioning bushing can be provided for transitioning hoop stresses between the overwrap and the slip flange. When combined with the cylinder, the fibers of the composite wrap will not be placed in shear and thus will not fatigue in the same manner as some prior art designs.
    • 减重和可修复的活塞蓄能器。 蓄能器包括承载金属圆筒,其具有固定到其上的滑动凸缘的可拆卸的端盖,用于允许可修复性并实现所需的循环寿命。 气缸用作活塞滑动的表面,并被设计成使得其保持由蓄能器的加压引起的轴向应力。 设计复合材料以使其在箍(径向)方向上承受应力。 可以提供应力转变衬套,用于在外包装和滑动凸缘之间过渡环向应力。 当与圆筒组合时,复合包裹物的纤维将不会被放置在剪切中,因此不会像现有技术设计中那样相同的方式疲劳。
    • 60. 发明授权
    • Pressure compensator
    • 压力补偿器
    • US08439080B2
    • 2013-05-14
    • US13071125
    • 2011-03-24
    • Usko Uusipaikka
    • Usko Uusipaikka
    • F16L55/04
    • H01F27/14E21B33/0385H01F27/23H05K5/068
    • A pressure compensator is configured to compensate for volume variations of an insulation medium or other liquid of a subsea installation. The pressure compensator includes a first bellows chamber having a first bellows part. The first bellows chamber is in flow connection with an insulation medium or liquid chamber of the subsea installation, and the walls of the first bellows chamber are configured to separate the insulating medium from surroundings. The first bellows chamber is surrounded by a second bellows chamber having an end wall, a side wall and a second bellows part formed by a diaphragm. The second bellows chamber is configured to form a closed intermediate space around the first bellows chamber. The walls of the second bellows chamber are configured to separate at least the bellows parts of the first bellows chamber from the surrounding water. The second bellows chamber is filled with an intermediate medium.
    • 压力补偿器被配置为补偿海底安装的绝缘介质或其他液体的体积变化。 压力补偿器包括具有第一波纹管部分的第一波纹管室。 第一波纹管室与海底安装的绝缘介质或液体室流动连接,并且第一波纹管室的壁被构造成将绝缘介质与周围环境分离。 第一波纹管室由具有端壁,侧壁和由隔膜形成的第二波纹管部分的第二波纹管室围绕。 第二波纹管室被构造成围绕第一波纹管室形成封闭的中间空间。 第二波纹管室的壁被构造成至少将第一波纹管室的波纹管部分与周围的水分离。 第二个波纹管室充满中间介质。