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    • 2. 发明授权
    • Heat transfer device and method of manufacture
    • 传热装置及其制造方法
    • US4509590A
    • 1985-04-09
    • US341719
    • 1982-01-22
    • Harvey E. Svetlik
    • Harvey E. Svetlik
    • F28D15/06F28D15/00
    • F28D15/06Y10S165/917Y10T29/49355
    • In order to prevent collapse and stress cracking of heat transfer devices, such as those devices utilized in solar energy systems, a container, particularly one made of plastic, is partially filled with a solid or liquid heat transfer medium which evaporates and condenses over the working temperature range of the device, in an amount sufficient to leave a void space in the device at the highest temperature to which the device is subjected, an inert, solidifiable or liquifiable pressurizing material, such as solid carbon dioxide, which undergoes phase transition to a gaseous state at a temperature at least as high as the lowest temperature to which the device is subjected, in an amount sufficient to create a positive pressure within the void space at the lowest temperature to which the device is subjected, is added and the container is sealed to produce a gas and vapor impervious device. A heat transfer device manufactured in this manner is also disclosed.
    • 为了防止诸如在太阳能系统中使用的那些装置的传热装置的塌陷和应力开裂,特别是由塑料制成的容器部分地填充有固体或液体传热介质,其在工作中蒸发并冷凝 该装置的温度范围足以在器件受到的最高温度下在器件中留下空隙空间,惰性的,可固化的或可液化的加压材料例如固体二氧化碳,其经历相转变为 在与装置受到的最低温度至少一样高的温度下,以足以在装置受到的最低温度下在空隙空间内产生正压的量的气态,并且容器是 密封以产生不透气和不透水的装置。 也公开了以这种方式制造的传热装置。
    • 6. 发明授权
    • Hollowed, deformable, raised face bolt-ring
    • 空心,可变形,凸面螺栓环
    • US07401821B2
    • 2008-07-22
    • US11229914
    • 2005-09-19
    • Harvey E. Svetlik
    • Harvey E. Svetlik
    • F16L23/00
    • F16L47/14F16L23/0283
    • A bolt-ring pipe connector system for connecting stub end pipe particularly thermoplastic pipe is shown. The bolt-ring has an outer vertical rim portion, an inner vertical rim portion and an interconnecting web portion provided with spaced bolt holes. The top side of the bolt-ring has a beveled and angular top surface. The bottom side of the bolt-ring has a contoured recess that provides a variable cross sectional diameter. The new, deformable, variable geometry, hollowed, bolt-ring can be flexed by slight deformations under constant bolt-load. As a result, all anticipated initial and operating changes in high-density polyethylene stub-end dimensions, such as those caused by bolt-up and thermal strain, are managed by the bolt-ring.
    • 示出了用于连接短管端头特别是热塑性管的螺栓环管连接器系统。 螺栓环具有外垂直边缘部分,内垂直边缘部分和设置有间隔开的螺栓孔的互连腹板部分。 螺栓环的顶部具有斜面和有角度的顶部表面。 螺栓环的底侧具有提供可变横截面直径的轮廓凹槽。 新的,可变形的,可变的几何形状,中空的螺栓环可以在恒定的螺栓负载下由轻微的变形弯曲。 因此,所有预期的高密度聚乙烯短管尺寸的初始和运行变化,如由螺栓和热应变引起的尺寸,均由螺栓环管理。
    • 7. 发明授权
    • Bell and spigot slip-joint assembly
    • 钟和插口滑接组件
    • US5863080A
    • 1999-01-26
    • US877393
    • 1997-06-17
    • Harvey E. Svetlik
    • Harvey E. Svetlik
    • F16L21/08F16L55/00
    • F16L21/08
    • A bell and spigot slip-joint assembly comprises: a spigot having an end and a circumferential flange ring integral with the spigot and which radially and outwardly extends from the spigot, the flange ring being spaced from the spigot end to define a spigot end portion extending between the flange ring and the spigot end; a tubular member having an enlarged bell end for receiving therein the spigot end portion; a gasket ring tightly received between the exterior surface of the spigot end portion and the interior surface of the bell end; a first restraint ring positioned around the spigot on the side of the flange ring opposite the spigot end portion and contacting or closely adjacent to the flange ring, the first restraint ring having an inside diameter less than the outside diameter of the flange ring; a second restraint ring positioned around the tubular member contacting or closely adjacent to the bell end and having an inside diameter less than the outside diameter of the bell end; and connecting means for connecting the first restraint ring to the second restraint ring.
    • 钟形和插口滑动接头组件包括:插口,其具有与插口一体的端部和周向凸缘环,并且从插口径向和向外延伸,凸缘环与插口端部间隔开,以限定伸出端部部分 在法兰环和接头端之间; 管状构件,其具有用于在其中容纳所述插口端部的扩大的钟形端部; 垫圈环紧密地容纳在插口端部的外表面和钟形端的内表面之间; 第一约束环,其位于所述凸缘环的与所述插口端部相对的一侧上并且与所述凸缘环接触或紧密相邻的第一约束环,所述第一约束环具有小于所述凸缘环的外径的内径; 围绕所述管状构件定位的第二限制环,所述第二限制环与所述钟形端部接触或紧密相邻并且具有小于所述钟形端的外径的内径; 以及用于将第一约束环连接到​​第二约束环的连接装置。