US 7,841,551 B2 · Drop-in anvils for an impact crushing apparatus

Abstract

The present invention provides an impact crushing apparatus that includes a housing, a chamber defined within the housing, a rotor assembly for receiving material and throwing the material radially outward, a lid for closing the chamber, and a plurality of anvils positioned around the rotor assembly and configured to break apart the material. The lid includes a plurality of openings positioned about its perimeter and the plurality of anvils are slidably receivable in the plurality of openings, wherein the anvils include a top portion and a bottom portion having an impact surface configured to break apart the material, the top portion being supported by the top surface of the lid and the bottom portion positioned within the chamber such that the material collides with the impact surface of the plurality of anvils and breaks apart.

Claims23

Dependent claims

An impact crushing apparatus, comprising:

a housing;
a chamber defined within the housing, the chamber having a central region and an outer periphery;
a rotor assembly disposed within the central region of the chamber and configured to receive and transport material from the central region to the outer periphery of the chamber;
a lid for closing the chamber, wherein the lid defines a plurality of openings positioned about the perimeter of the lid;
and
a plurality of anvils slidably receivable in the plurality of openings in the lid, wherein the anvils include a top portion and a bottom portion, the top portion being supported by the lid and the bottom portion being positioned within the chamber and having an impact surface oriented toward the rotor assembly when the lid is closed.

3 more elements

Dependencies are inferred from the claim text.

Drop-in anvils for an impact crushing apparatus

Life of this patent

Drop-in anvils for an impact crushing apparatus

Life of this patent

Abstract

Claims23