Method for installing and removing concrete blocks 5 The method keeps the operator safe while installing and removing stackable concrete blocks. It involves using handling device (1) which is equipped with means (9 to 12) for attaching and suspending a concrete block (14) and which itself comprises a protective barrier 10 (2 to 7) placed temporarily on the concrete block (14) to safeguard the operations of detaching or attaching this block. The barrier advantageously has safeguarded lateral access of the safety bow type (8), that comes into register with rungs (19) with which the concrete blocks 15 (14) are equipped. Application to the stacking of ballast blocks on the base chassis of a tower crane. [Figure 3] 4929294_1 (GHMatters) P95653.AU 4/12/13 6/7 4' -.4 r I ii ji liii Ii I alt ~isii - -~ 1)1 2 ( -~ >11~ 14 44 :41 ~ ~ ±1 'it nv "N -N >N'N


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    Title :

    Method for installing and removing concrete blocks


    Contributors:

    Publication date :

    2015-06-18


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    B66C Krane , CRANES



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