Patent ID: 6241601
Filing Date: 2001-06-05
Classification: F24F

Abstract:
A mixer for first and second fluids, comprising:a plurality of first outlets for the first fluid and a plurality of second outlets for the second fluid with said first outlets alternating with said second outlets and each first outlet being contiguous with a respective one of said second outlets;a first flap for each of said first outlets, each first flap being pivotable from one position wherein its respective first outlet is closed, through intermediate positions, to another position wherein its respective first outlet is open;a second flap for each of said second outlets, each second flap being pivotable from an initial position wherein its respective second outlet is closed, through intermediate positions, to a further position wherein its respective second outlet is open;wherein each first flap is paired with one of the second flaps and is rigidly connected thereto so that each pair of first and second flaps moves in unison and in the same direction of rotation, andwherein, during use of said mixer, said first and second flaps are pivotable in unison from said another position of the first flaps and said initial position of the second flaps to said one position of the first flaps and said further position of the second flaps, said first and second flaps of each pair being so arranged relative to one another that in the intermediate positions, the first and second fluids, upon exiting from the respective outlets, are diverted towards one another by said first and second flaps.