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Intema S A
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Intema S A
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Application filed by Intema S AfiledCriticalIntema S A
Priority to ES366263ApriorityCriticalpatent/ES366263A1/en
Publication of ES366263A1publicationCriticalpatent/ES366263A1/en
Improvements in mobile gantry cranes, characterized by the fact that the two inverted "U" frames that make up the general framework of the crane itself are related to each other through side rails, of a telescopic nature, which allow to regulate the longitudinal dimensioning between such frames, incorporating one of them a control footbridge in which the motor elements for the crane are incorporated, incorporating the vertical columns of those frames at their lower ends, as many supporting forks of wheels, the two fixed rear and equipped with the transmission means for the corresponding wheels that are motorized, while the front forks are extended in vertical rods that, passing through the columns of the corresponding frame, appear above to receive the action of a steering mechanism that allows the free rotation of the wheels. Front wheels orientation. (Machine-translation by Google Translate, not legally binding)
ES366263A1969-04-111969-04-11Improvements in portico mobile cranes. (Machine-translation by Google Translate, not legally binding)
ExpiredES366263A1
(en)
A perfected device for the elevation of self-supporting frames in the autocams and similar chassis. (Machine-translation by Google Translate, not legally binding)