Patent ID: 8322643
Filing Date: 2012-12-04
Classification: B02C

Abstract:
1. A rock crusher: a front bucket portion configured for scooping rocks to be crushed; a rear crusher portion connected to and in communication with the rear of the bucket portion; the crusher portion including a housing and a crushing assembly accommodated within the housing; the housing including a pair of spaced apart side panels; the crushing assembly including a lower jaw fixed between the side panels of the housing and an upper movable jaw mounted opposite and spaced apart from the lower jaw; the upper movable jaw assembly including a support, an upper jaw plate attached to the underside of the support and a jaw-actuating drive assembly operable to urge the upper movable jaw assembly to move between an open jaw setting and a closed jaw vetting; the support being pivotally connected between the side panels adjacent the front of the housing; the jaw-actuating drive assembly including at least one motor carried by the support; the at least one motor being urged to move along with the upper movable jaw assembly relative to the lower jaw, when the crusher assembly is actuated.