Abstract: A device 10 for removing cooking grease from cooker exhaust air includes a rotating chiller member 12, a stationary diffuser member 14 having a plurality of apertures 16 therethrough, the diffuser member 14 encasing the rotating chiller member 12, an enclosure 18 for enclosing the diffuser member 14 and the rotating chiller member 12 encased in the diffuser member 14, a mixing member 19 for combining grease carrying cooker exhaust air with cooling air provided by an air damper 20 secured to a first end portion 21 of the mixing member 19, a blower 22 for urging the combined grease carrying cooker exhaust air and cooling air from the mixing member 19 through the apertures 16 of the diffuser member 14, a refrigeration unit 24 for cooling the rotating chiller member 12 such that grease will condense from the cooker exhaust air upon the surface of the chiller member 12, and a scraper member 32 for removing grease from the chiller member 12 while the chiller member 12 is rotating.

Abstract: A device 10 for removing cooking grease from cooker exhaust air includes a rotating chiller member 12, a stationary diffuser member 14 having a plurality of apertures 16 therethrough, the diffuser member 14 encasing the rotating chiller member 12, an enclosure 18 for enclosing the diffuser member 14 and the rotating chiller member 12 encased in the diffuser member 14, a mixing member 19 for combining grease carrying cooker exhaust air with cooling air provided by an air damper 20 secured to a first end portion 21 of the mixing member 19, a blower 22 for urging the combined grease carrying cooker exhaust air and cooling air from the mixing member 19 through the apertures 16 of the diffuser member 14, a refrigeration unit 24 for cooling the rotating chiller member 12 such that grease will condense from the cooker exhaust air upon the surface of the chiller member 12, and a scraper member 32 for removing grease from the chiller member 12 while the chiller member 12 is rotating.