Cifa S.p.a.

Paolo Francesco Ragaini

Paolo Dario Maini

Mauro Marco Cortellini

Ulrich Delogu

Alberto Giovanni Borroni

Method to move an articulated arm provided with a first end associated with a support and rotatable movement tower and with a second free end and including a plurality of segments pivoted with respect to each other and actuation members configured to make at least one of the segments rotate with respect to one other of the segments or to the support and rotatable movement tower, and where the method allows to manage and control the speed of movement of the articulated arm to determine on each occasion the speed of movement of its free end so that the latter is confined inside a predefined limit value.

Method and apparatus to move an articulated arm

Auxiliary extension device for a crane provided with a telescopic extendable arm having at least one end segment provided with a free end, wherein the auxiliary extension device is made of one or more composite materials.

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Milan, Italy

Paolo Francesco Ragaini