Patent ID: 6126101
Filing Date: 2000-10-03
Classification: B02C,Y10T

Abstract:
A jaw crusher, comprising:a frame having a generally vertical base extending between a pair of spaced apart side portions, each of the side portions including an angled ledge spaced from the base;a generally planar stationary jaw mounted to the base and extending between the frame side portions, the stationary jaw having a top edge, a bottom edge, and interconnecting side edges, each side edge having a beveled lug extending along a length thereof; anda pair of generally wedge shaped key plates, each of the key plates being mountable to an adjacent frame side portion and including a beveled first edge adapted to engage an adjacent beveled side lug of the stationary jaw, each of the key plates further including a second edge adapted to engage an adjacent ledge of the frame side portion;whereby in response to downward movement of the key plates the stationary jaw is pressed generally horizontally against the frame base with the engaging beveled surfaces of the key plates and the side lugs preventing side-to-side movement of the stationary jaw.