Device for raising the top sheet of a pile by blast air

An apparatus for lifting a top sheet of material from a stack of material which comprises a generally flat foot member having an arcuately shaped channel cutout on its lower surface disposed about a centrally positioned baffle plate, said channel being in gaseous communication with an internal conduit, said internal conduit, in turn, being in gaseous communication with a source of gas under positive elevated pressure, said internal conduit being in facing relationship to said baffle plate and being positioned within an exteriorly running conduit running generally parallel thereto which at its end opposed from said baffle is open to the atmosphere.