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    • 32. 发明授权
    • Method of erecting a tower crane from two groups of modular tower
sections differing in cross section
    • 从两组截面不同的模块化塔架竖立塔式起重机的方法
    • US4028792A
    • 1977-06-14
    • US681436
    • 1976-04-29
    • Hans TaxKlaus Hosler
    • Hans TaxKlaus Hosler
    • B66C23/28B66C23/32E04H12/34
    • B66C23/32B66C23/283Y10T29/49831
    • A tower crane is erected from a boom assembly, first and second tower sections of different cross section, and a base in a sequence of steps in which the boom assembly is mounted on a hollow climbing section dimensioned to be received in each of the larger second tower sections and defining a cavity dimensioned to receive each of the first tower sections. One of the latter is secured on a base in upright position, and the upright section is received in the cavity of the climbing section which is then raised relative to the first section and enveloped by one of the second sections. The enveloping section is secured to the base and the raised climbing section for supporting the climbing section whereupon the first tower section may be rleased from the base, raised, and secured to the second tower section. The climbing section may then be raised relative to the first tower section to permit the installation of another second section, and the procedure repeated, until all second or larger tower sections are superimposed on each other, the one first section being ultimately attached to the topmost second section. When the climbing section is raised relative to the attached first section, another first section may be superimposed on the one first section and the procedure repeated until the slimmer portion of the tower is assembled from superimposed first sections. Ultimately, the boom assembly is attached to the topmost first tower section, and the climbing section may be removed or stored for further use on the wider, lower tower portion.
    • 塔式起重机从起重臂组件,不同横截面的第一和第二塔架部分竖立,并且以一系列步骤架设基座,其中悬臂组件安装在中空攀爬部分上,该中空攀爬部件的尺寸被设计成接收在每个较大的第二 并且限定了用于容纳每个第一塔架部分的尺寸的空腔。 后者的一个固定在直立位置的基座上,并且直立部分被容纳在攀登部分的空腔中,然后其相对于第一部分升高并被第二部分中的一个包围。 包围部分固定到基座和升高的攀爬部分上,用于支撑攀爬部分,于是第一塔架部分可从底座移出,升起并固定到第二塔架部分。 然后可以相对于第一塔架部分升高爬升部分以允许安装另一第二部分,并且重复该过程,直到所有第二或更大的塔架部分彼此重叠为止,一个第一部分最终附接到最上部 第二节。 当爬升部分相对于附接的第一部分升高时,另一个第一部分可以重叠在一个第一部分上,重复该过程,直到塔的较薄部分从叠加的第一部分组装起来。 最终,悬臂组件附接到最顶部的第一塔架部分,并且爬升部分可以被移除或存放以供更宽的较低的塔部分进一步使用。
    • 33. 发明授权
    • Method and apparatus for laying pipelines
    • 铺设管道的方法和装置
    • US3900146A
    • 1975-08-19
    • US41772073
    • 1973-11-21
    • BROWN & ROOT
    • FOWLER OLIVER W
    • B23K37/053F16L1/026B23K31/02B21D39/02F16L1/00
    • F16L1/026B23K37/053Y10T29/49828Y10T29/49831
    • A method and apparatus for fabricating a pipeline from pipe segments and laying the pipeline upon a ground surface. The apparatus includes a plurality of longitudinally extending thermally insulated chambers which are connected end-to-end to form an articulated train. The individual thermally insulated chambers are connected by thermally insulated sleeves so as to provide continuous communication between adjacent ones of the insulated chambers while permitting articulated movement of the chambers. Means are provided within the articulated train for forming tubular sections end-to-end into a pipeline. Propelling means are provided to advance the articulated train from longitudinal support beneath the formed pipeline to lay the pipeline upon the ground surface. A system is also provided to control the temperature within the interior of the articulated train of thermally insulated chambers. The method includes the steps of maintaining a preselected temperature range within the interior of an articulated train of thermally insulated chambers and supporting at least a portion of an elongate tubular member within the enclosed articulated train. Tubular sections are connected within the enclosed train end-toend to form a continuous elongate conduit. The final step entails advancing the articulated train from beneath supporting engagement with the tubular conduit to position the pipeline upon the underlying ground surface.
    • 一种用于从管段制造管道并将管道铺设在地面上的方法和装置。