Patent ID: 7419110
Filing Date: 2008-09-02
Classification: B02C,B29C,Y02P

Abstract:
1. A material receiving duct for a comminuting apparatus, comprising: a material entrance section with a material entrance comprising a first duct; a material exit section beneath the material entrance section with a material exit comprising a second duct configured to mate with an entrance enclosure of a comminuting apparatus; a telescoping section provided between the entrance section and the exit section to adjust height of the material entrance, wherein one of the first duct and the second duct telescopes within the other of the first duct and the second duct; and a securing mechanism configured to adjustably fix the telescoping section at various desired positions corresponding with various heights of the material entrance, wherein the securing mechanism comprising at least one hole provided in one of the first duct and the second duct and a plurality of holes provided in another of the first duct and the second duct configured to selectively align with one or more of the at least holes in the one duct, and at least one fastener configured to be received in one or more of the at least one hole in the one duct and a selectively aligned hole in the another duct to affix the material entrance at a desired height.