Patent ID: 9457401
Filing Date: 2016-10-04
CPC Classification: B22D,B26F,Y10T

Claim Text:
1. A tool assembly for removing a riser extending along an axis from a surface of a cast metal workpiece, comprising: a base for supporting the workpiece; a housing spaced from the base; an actuator movable relative to the housing; a riser breaker assembly having a having a first portion movably connected to the housing at a first location, the first portion operably coupled to the actuator, the riser breaker assembly further having a second portion comprising a first bearing surface and a second bearing surface spaced from the first bearing surface, the first and second bearing surfaces capable of contacting opposite sides of the riser; wherein a movement of the actuator pivots the second portion of the riser breaker assembly wherein a movement of the actuator pivots a second portion of the riser breaker assembly with the first and second bearing surfaces in contact with opposite sides of the riser such that the first and second bearing surfaces are capable of applying a force to the riser axially to displace the riser relative to its axis to separate the riser from the workpiece.