JIB CRANES WITH AN ARTICULATED ARM MANUALLY ROTATED

DONATI SOLLEVAMENTI S.r.l. - Via Roma, 55 - 21020 Daverio (VA) - Tel. 0332 942611 - Fax. 0332 948597
§ The braking device of the arm:
It is made up of a clutch system with asbestos-free material, which allows the regulating of the rotating
strain of the arm and ensures its positioning stability .
§ Electric power supply:
This powers the hoist and for the connection between the line and the power cable has: terminal box near
the support bracket in the MBB wall version.
The distribution of energy takes place via round multipolar flexible cable inserted in a channel welded
under the flange of the jib.
A main on/off line switch which is padlocked is positioned on the column in the CBB version.
§ Foundation frame with log bolts:
This is supplied on request in the column-mounted version, for the fixing of the column itself to the base
(foundation plinth). ( fig.5 ).
§ Brackets and staybolts unit:
Used for fixing to a pillar in the wall-mounted version, it is available on request. It is fitted with a system of
pressure screws to guarantee the best adherence of the staybolts to the pillar ( fig.6 ).
§ Finish :
The protection of the steel structures from atmospheric and environmental agents (powders, gas, etc.) is
guaranteed by the treatments which use yellow enamel paint, subject to preparation of the surfaces with
metallic sanding of SA grade.
§ Lifting and translation unit :
The manually-rotated jib cranes with articulated arm in the column-mounted or wall-mounted version can
be equipped with a chain hoist in electric or manual version.
For the measurements, weights and maximum admissible reactions on the wheels of the trolleys see the
related table in paragraph “Technical data” to paragraph 2.2
fig.5
fig.4
6
fig.6