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Combination small-scale tub grinder and wood chipper

  • US 4,773,601 A
  • Filed: 09/29/1986
  • Issued: 09/27/1988
  • Est. Priority Date: 09/29/1986
  • Status: Expired due to Fees
First Claim
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1. Hammer mill apparatus for comminuting fodder, feed grains, and wood materials, comprising:

  • a rotor assembly, including a horizontal main shaft that defines the axis of rotation of said rotor assembly and a plurality of hammers extending radially outward at the periphery of said rotor assembly;

    a frame extending adjacent opposite axial ends of said rotor assembly, opposite ends of said main shaft being journalled on said frame;

    a main housing on said frame partially enclosing said rotor assembly in a milling chamber;

    rotor drive means connected to said rotor assembly for imparting high angular velocity rotary motion to said rotor assembly;

    detachable tub feeder means adapted for mounting on said frame adjacent said rotor assembly for feeding materials to be comminuted into said milling chamber, said tub feeder means including a hollow rotatable receptacle positioned over a portion of said rotor assembly not enclosed by said main housing; and

    alternate detachable drum feeder means adapted for mounting on said frame adjacent said rotor assembly for feeding materials to be comminuted into said milling chamber, said drum feeder means including an inclined chute extending radially toward the portion of said rotor assembly not enclosed by said main housing and a cylindrical feed drum positioned at about the intersection of said chute with said milling chamber for engaging and metering said material into said milling chamber.

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