Rotary Rake Patents (Class 460/88)
  • Patent number: 4959038
    Abstract: A milkweed processing machine includes a housing having an inlet end and an outlet end. Milkweed pods are introduced into the inlet end and conveyed to a pod cracking chamber whrein a cylinder having rigid spikes projecting radially therefrom cracks the pods. The cracked milkweed pods are then conveyed to a picking chamber wherein a plurality of cylindrical members having fingers projecting therefrom will pick and loosen the floss and seeds from the cracked milkweed pods. The picking cylinders are arranged in parallel relationship and rotate in opposite directions. The picked and loosened floss and pods are then conveyed to a fluffing chamber which includes a rotating cylindrical member having a plurality of fingers which further fluff the loosened floss to remove the seeds from the floss. A fan directs a current of air through the loosened and picked floss materials to lift the floss and carry it to an outlet.
    Type: Grant
    Filed: June 30, 1989
    Date of Patent: September 25, 1990
    Assignee: Natural Fibers Corp.
    Inventor: George Ragsdale