Flat flame burner
AssigneeOsaka Gas Co., Ltd.
InventorsYuji Matsumura, Hiroyuki Mitsudomi
Life of this patent
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Abstract
A flat flame burner comprises an air swirling chamber, an air supply tube provided for the air chamber for introducing combustion air thereinto in the peripheral direction of the air chamber so as to produce a swirling air stream in the chamber, a fuel gas supply tube disposed in the air chamber and having inlets centrally of the space for the swirling air stream and a flame opening positioned at one side in the direction of axis of the swirling air stream coaxially with the swirling air stream, the flame opening being defined by a wall having a thin portion around said opening and a flat outer face.
Claims3
A burner comprising a housing provided with a first perforated planar exterior wall, an axially apertured plate means disposed in spaced relation thereto, said axially apertured plate means serving to form one wall of a supplemental housing which further includes combustion air and gaseous fuel supply means, a rotary turntable means associated with said supplemental housing adapted to support a circumferentially disposed series of work holding means, each of said work holding means having a perpendicular axis and capable of supporting an article, means defining a second opening in the housing in axial alignment with the perforation in said wall, gas conduit means having an inner terminal portion coaxial with the said second opening in the housing, said conduit further including plural outlets spaced from the terminus, inlet means to introduce continuously swirling combustion air into said housing exteriorly of said gas inlet conduit and flame control means embodied with the first perforate wall to form a flame having a predetermined characteristic.
Dependencies are inferred from the claim text.