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    • 1. 发明专利
    • Improvements in Apparatus for Moving or Transporting Cargo and other Heavy Goods.
    • GB190022007A
    • 1901-11-09
    • GB190022007D
    • 1900-12-04
    • NEEDHAM RONALD ALLPORTKEMP ROBERT LITTLE
    • NEEDHAM RONALD ALLPORTKEMP ROBERT LITTLE
    • 22,007. Needham, R. A., and Kemp, R. L. Dec. 4. Loading; cranes.-A travelling crane b, running on rails h, h , is arranged to receive at one point in its track a trolley c from a side rail d, mounted in a frame f and extending over the hold of a ship, say. The trolley can be similarly transferred at another point along the track to an opposite side rail e. The rail d is trunnioned in the frame f so that it can be turned up out of the way. Fig. 4 shows an arrangement for preventing the trolley c from running over the ends of the crane gantry when not opposite to either of the transferring-points. At these points plates p are notched to engage with the hooked end of a rod m. At intermediate points the rod, as shown on the left of the Figure, is held down by the plate p, and thus serves as a stop for the trolley. On the right the rod m is shown engaging with a notch and leaving the trolley free to run off. The rods are mounted on the ends of levers s pivoted at r and fitted on their inner ends with frictionwheels adapted to engage with the top of the trolley. When these ends fall, upon the transference to a side rail, the lever m locks the gantry until the return of the trolley. In a modification, the plate p is fitted in hinged sections, so that the transference can take place at any point along the track.