Slab lifting clamp
(10) US 2019/0144245 Al
(22) 13.11.2018
(43) 16.05.2019
(57) A disclosed gripping system for lifting planar objects comprises a back plate, center sliding plate, lifting pin assembly and cam plate in pivotal connection. Slabs of granite, concrete, marble and other dense planar objects may be safely lifed, moved and lowered, with automatic locking and unlocking of the planar object occurring in response to either the gripping system being lowered upon the planar object, or the planar object being deposited upon the ground.
(71) James Edmund Corbett, Crows Nest (AU)
