Patent ID: 6070819
Filing Date: 2000-06-06
Classification: B02C

Abstract:
For use with a horizontal shaft impact crusher having a frame defining a cavity, a breaker plate and a pair of adjusting rods supporting the breaker plate within the cavity, each of the adjusting rods having a longitudinal axis, the adjusting rods extending out of the cavity, an apparatus comprising:a housing;a first chamber defined in the housing, the first chamber having a width sufficient to slidably receive an adjusting rod and a length dimensioned to permit movement of the adjusting rod through a first distance in a direction transverse to the longitudinal axis of the adjusting rod; anda second chamber defined in the housing and being disposed in communication with the first chamber, the second chamber having a width sufficient to slidably receive the adjusting rod and a length dimensioned to permit movement of the adjusting rod through a second distance in a direction transverse to the longitudinal axis, the second distance being shorter than the first distance.