A method of testing a shipping container (10) for use as an upper container in a vertical tandem lift configuration the method comprising supporting the container other than by the lower corner fittings (15), connecting couplers (18) in the lower corner fittings of the container to be tested and then applying a proof load on the couplers to confirm that the container and/or the couplers can sustain the forces at least through the lower corner fittings which will be experienced during use in a vertical tandem lift. The invention also provides a rig (70, 143) for carrying out the proof test and/or for connecting or disconnecting couplers to or from the lower corner fittings of a shipping container. Various corner units for use in such a rig are also disclosed.


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    Title :

    Shipping Containers


    Contributors:

    Publication date :

    2021-08-12


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    B66C Krane , CRANES / B65D Behältnisse zur Lagerung oder zum Transport von Gegenständen oder Materialien [Container], z.B. Säcke, Beutel, Fässer, Flaschen, Dosen, Kästen, Büchsen, Schachteln, Packkörbe, Tonnen, Gläser, Flüssigkeitsbehälter, Trichtersilos, Transportbehälter , CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS



    Shipping containers

    Engineering Index Backfile | 1946


    Shipping containers

    Engineering Index Backfile | 1945


    Shipping containers

    Beistle, C.P. | Engineering Index Backfile | 1919


    Shipping containers

    Engineering Index Backfile | 1951


    Corrugated shipping containers

    Coons, E. | Tema Archive | 1978