flange of thepan is fitted a segmental rack engaging with a bevelpinion in the head. The frame or head of the machinecarries two shafts, one above the other, one for drivingthe pan and the other for driving the plows or stirrerswhich do the mixing and are fitted between the plugand the sides of the… … very thoroughly in a short time. The mixingmay be continued as long as necessary, whenthe central plug can be raised and the mixedmaterial allowed to fall into the receiver—acylindrical cast iron receptacle placed immedi-ately under the mixing pan. The capacity ofthe mixer is about one ton per…
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