Caterpillar Inc.
Shear blade having a positive camber and method of adding a positive camber to a shear blade

Abstract:

A hydraulically activated shear is provided. The shear includes: a first jaw; a second jaw sliding past the first jaw in a shearing motion; and a first cutting plate attached to at least one side of the first and second jaws, the first cutting plate defining a shear edge and a shear surface, the shear surface having a positive camber with respect to a plane perpendicular to the jaws, wherein at least one of the first and second jaws is actuated by a hydraulic cylinder.