Patent ID: 6923566
Filing Date: 2005-08-02
Classification: B28C

Abstract:
1. A system for providing emergency hydraulic power to drive a drum of a mixer truck, said system including: (a) a mixer truck having a rotatable drum for mixing a material, said mixer truck having a drive assembly for rotating said drum, at least one component of said drive assembly being disabled such that said drum cannot be rotated; (b) a portable emergency power unit being removably mounted on a portion of said mixer truck to provide emergency power to rotate said drum to avoid setting of the material in the drum, said portable emergency power unit includes a hydraulic pump, an engine and at least one connecting member, said connecting member connects said hydraulic pump to a portion of said drive assembly of said mixer truck so that said drum can be driven despite the disabled component of said drive assembly of said mixer truck to prevent setting of the material in the drum.