Patent ID: 6129297
Filing Date: 2000-10-10
Classification: B02C,Y10T

Abstract:
A cone crusher for crushing a material, said cone crusher comprising:a frame;a head rotatably supported on said frame for eccentric rotation about an axis;a bowl supported on said frame in spaced relation to said head, one of said head and said bowl providing a support surface;a liner mounted on said support surface and having a wearing surface for engaging the material to be crushed and a non-wearing surface opposite said wearing surface, said liner defining a recess, said recess being revealed upon erosion of said wearing surface to indicate a degree of wear of said liner; anda backing material between said non-wearing surface and said support surface for transferring crushing force from said liner to said support surface, wherein a portion of said backing material occupies said recess, and wherein another portion of said backing material is outside of said recess and between said non-wearing surface and said support surface.