Patent ID: 6588372
Filing Date: 2003-07-08
Classification: A01K,F24F,Y02A,Y02B,Y02P

Abstract:
A gear drive fan for ventilating and cooling a livestock structure comprising:(a) a livestock structure comprising a roof and supporting members, the roof connected to the supporting members; (b) a fan assembly comprising: (i) a blade assembly comprising a plurality of blades and a drive hub, the blades radiating outwardly from the hub, the blades creating an air stream upon rotation of the blade assembly; (ii) a housing enclosing the blade assembly; (iii) a first electrical motor; (iv) a gearbox having a drive end and a hub end, wherein the drive end is adapted to be closely coupled to the first electrical motor and the hub end is adapted to be closely coupled to the drive hub; and (c) means for attaching the fan assembly to the livestock structure.