Machine for Controlled Freezing, Deflashing and trimming of Parts

Author:  Raymond Leliaert
Source:  US Patent 3,279,125
Doc ID:  1966017
Year of Publication:  1966
Abstract:  
This inventin relates to the removal of thin fins, furrs and flashings from parts molded of rubber, plastics, metal and the like materials which are capable of embrittlement or are changed in physical propertiesd in response to reduction in temperature and it relates more particularly to and means for the reduction in temperatuare to freeze fins and flasings of thin cross-section formed on molded or other parts to effect embrittlement and the removal of the embrittled fins or flashings by engagement with an impact or blast of particulate material.