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    • 7. 发明授权
    • Outriggered vehicle capable of crabwise translation
    • 超越车辆能够进行翻译
    • US4416344A
    • 1983-11-22
    • US275297
    • 1981-06-19
    • Minoru Nakada
    • Minoru Nakada
    • B62D57/00B62D57/02
    • B62D57/00B66C23/80
    • A rubber-tired, outriggered vehicle for use as the mounting of a mobile crane is disclosed which has two pairs of telescopic outrigger beams on the opposite sides of the vehicle body, together with a lift cylinder coacting with each outrigger beam for raising and lowering the vehicle body, and an extend cylinder for extending and contracting each outrigger beam. The invention features a hydraulic circuit having two separate valves for independently actuating the two pairs of extend cylinders, in addition to another valve for the actuation of the lift cylinders, so that the vehicle can be crabbed by operating the three valves in a prescribed manner.
    • 公开了一种用于移动式起重机的安装的橡胶疲劳的外伸式车辆,其具有在车身的相对侧上的两对伸缩式外伸支架梁,以及与每个外伸支架梁共同作用的升降缸,用于升高和降低 车体和用于延伸和收缩每个外伸支架梁的延伸筒。 本发明具有一个液压回路,其具有两个单独的阀,用于独立地致动两对延伸缸,除了用于提升液压缸的致动的另一个阀之外,还可以通过以规定的方式操作三个阀来使车辆被抓住。