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SOCEM SpA
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SOCEM SpA
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Priority to ES399412ApriorityCriticalpatent/ES399412A3/en
Publication of ES399412A3publicationCriticalpatent/ES399412A3/en
Tower crane, articulated for dragging, characterized in that the cusp of the crane, slidable and retractable, is guided for example by rollers supported by a frame that rotatably rests around the vertical axis of the upper trunk of the trestle of the tower, foreseeing such a frame supports articulatedly the two arms of the tower, while at the free end of said cusp hinges are arranged for the connection of the support braces of the two arms in working position, whose braces are further articulated in the another end of connection to said arms, further providing that the lower trunk of the tower is connected articulately to the base and that the longer arm is articulated in two parts by chameleons. (Machine-translation by Google Translate, not legally binding)
ES399412A1972-02-021972-02-02Articulated tower crane for its trailer. (Machine-translation by Google Translate, not legally binding)
ExpiredES399412A3
(en)