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Priority to ES1969148189UpriorityCriticalpatent/ES148189Y/en
Publication of ES148189UpublicationCriticalpatent/ES148189U/en
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Publication of ES148189YpublicationCriticalpatent/ES148189Y/en
Improved rigging for lifting and lowering loads, characterized in that it is essentially constituted by a mechanism driven by two cranks, one fixed and one crazy, provided with the fixed of a grif system in two inclined planes of 180º that produces an expansion effect and brake lock, ensuring the load by its own weight, while the crazy crank has a safety support that prevents the rotation of it in the descent. (Machine-translation by Google Translate, not legally binding)
ES1969148189U1969-05-051969-05-05
PERFECTED RIGGING FOR LIFTING AND LOWERING LOADS.
ExpiredES148189Y
(en)
Improvements in device for carrying and transporting loads to secure against deformation. (Machine-translation by Google Translate, not legally binding)
Transportation installation equipped with suspended loaded trolleys that slide on high rails. (Machine-translation by Google Translate, not legally binding)