ES301701A1 - Improvements in lifting devices. (Machine-translation by Google Translate, not legally binding) - Google Patents

Abstract

"Improvements in lifting devices", of the type adapted to be mounted on loading arms of an agricultural tractor or elevated fork vehicle, or the like, to allow the lifting, lowering and transport from one site to another of bullets or similar articles, characterized by comprising a main frame in which are articulated around vertical axes, claw elements, to allow the true claws of said elements to be rotated towards each other to hold a bullet or other article between them; a secondary rigid assembly prepared to articulate to the front ends of loading arms of a tractor or other vehicle, and directly articulated, in a first position, to the main frame and further connected, in a second position, lower than the first, to the claw elements, and the main frame mentioned in a third position higher than the first, is ready to be connected to the tractor or another vehicle or to a part subject to it, such being the arrangement that when the loading arms are raised, the secondary assembly rotate back around the first position, to move the claw elements and cause them to move inward to hold the bullet, after which the main frame is raised and held in a desired orientation, with respect to the ground , by the connection of said main frame to the tractor or another vehicle during the movement of ascent and descent of the loading arms. (Machine-translation by Google Translate, not legally binding)