Patent ID: 7712690

Claim:
A machine for distributing blowing insulation comprising: a shredding chamber having an outlet end, the shredding chamber including a plurality of shredders configured to shred and pick apart the blowing insulation; a discharge mechanism mounted at the outlet end of the shredding chamber, the discharge mechanism configured for distributing the blowing insulation into an airstream, the discharge mechanism including a housing and a plurality of sealing vane assemblies mounted for rotation, the sealing vane assemblies being configured to seal against the housing as the sealing vane assemblies rotate, the housing including an eccentric segment extending from the housing, the eccentric segment forming an eccentric region, the eccentric region forming a portion of a machine outlet, the machine outlet having a major dimension, the major dimension of the machine outlet being symmetric about an axis, wherein the axis is parallel to a floor of the machine; and a blower configured to provide the airstream flowing through the discharge mechanism; wherein the sealing vane assemblies become spaced apart from the housing as the sealing vane assemblies rotate through the eccentric segment.