Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Talleres Valman SA
Original Assignee
Talleres Valman SA
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Talleres Valman SAfiledCriticalTalleres Valman SA
Priority to ES1974201838UpriorityCriticalpatent/ES201838Y/en
Publication of ES201838UpublicationCriticalpatent/ES201838U/en
Application grantedgrantedCritical
Publication of ES201838YpublicationCriticalpatent/ES201838Y/en
Improved grapple gripper for cranes, characterized in that the two claws that constitute it are linked by their upper part by means of double pieces crossed one another serving as a hanging element of the clamp and ending the crossed ends of both double parts with articulations in the claws for the constitution of an articulated quadrilateral, which together with the cooperation of a hydraulic cylinder interspersed at its ends between said claws and in turn with the cylinder attachment. To the claws, through levers, will make it feasible as the cylinder is operated in one of the senses the opening-closing of the clamp, so that in the closing one of the claws can be swallowed or introduced in the other through the claw. Achievement of a greater closing of the clamp. (Machine-translation by Google Translate, not legally binding)
ES1974201838U1974-03-291974-03-29
PERFECTED GRIPPER FOR CRANES.
ExpiredES201838Y
(en)