A material lifter comprising a vacuum pump, a frame containing the vacuum pump, an arm located on each of two opposing sides of the frame, each arm including—an upper end—pivotally connected to the frame, a cylinder located on each of the two opposing sides of the frame including an end connected to the frame and an end connected to a respective arm, a vacuum pad located on each of the two opposing sides of the frame—and removably connected to a respective arm, the vacuum pads being moveable along the arm to a first location and a first orientation and a second different location and a second different orientation, wherein as the cylinders extend and retract the arms pivot toward and away from one another between a first position and a second different position and the vacuum pads remain in a same orientation during the pivot.
Grab-type lifter with vacuum-assisted lift pads
2022-02-15
Patent
Elektronische Ressource
Englisch
IPC: | B66C Krane , CRANES |