Patent ID: 6173473
Filing Date: 2001-01-16
Classification: A47L

Abstract:
A electric suction cleaner including a cleaning head, the cleaning head, comprising:a bank of a plurality of subnozzles having a front, a back, a right and a left, the subnozzles being spaced apart along a length of the bank in the right-left direction such that a gap exists between adjacent subnozzles, each subnozzle being elongated in the front-back direction perpendicular to the right-left direction and narrow in the right left-direction, each subnozzle being hollow from a top to a bottom thereof so as to define interior chambers therein, the construction being arranged such that a flow of air may be directed through each of the subnozzles from the top to the bottom thereof, each of the subnozzles having a front end and a back end that each taper to facilitate movement of the cleaning head through a pile of a carpet; anda suction chamber having a front, a back, a right and a left and being elongated in the right-left direction along the length of the bank of subnozzles and arranged along one of the front and back of the bank of subnozzles, wherein air flows from the gaps between the subnozzles to the suction chamber;wherein air flows from above and through the bank of subnozzles from the top to the bottom thereof, turns and changes direction toward the gaps between adjacent subnozzles and is subsequently directed to the suction chamber.