13-02-2020 дата публикации
Номер: US20200049345A1
Принадлежит:
A gas burner () comprises a support plate () with a passage opening () for the gas and an annular wall () formed around the passage opening (), a diffusing wall () and a further flow element () inserted on the annular wall () in flow communication with the passage opening (), wherein the annular wall () forms a plurality of punches () with a recess () and an opposite projection (), wherein the recess () accommodates a locking protuberance () of the diffusing wall () and the projection () extends in a locking hole () of the further flow element (). 11. Gas burner () for boiler , comprising:{'b': '19', 'a diffusing wall () on which the combustion takes place,'}{'b': 2', '1', '2', '8', '11', '8', '12', '14, 'a support plate () for the connection of the burner () to a combustion chamber, said support plate () having a passage opening () for the gas and a continuous or interrupted annular wall () formed around the passage opening () and having a radially inner surface () and a radially outer surface (),'}{'b': 20', '21', '22, 'optionally a further flow element (, , ),'}{'b': 19', '20', '21', '22', '2', '8', '33', '34', '11, 'wherein the diffusing wall () and, optionally, the additional flow element (, , ), are connected to the support plate () and in flow communication with the passage opening () by mutual insertion of an annular end region (, ) thereof with the annular wall (),'}{'b': 16', '11', '17', '14', '23', '12, 'characterized in that a plurality of punches () is formed in the annular wall () forming each a recess () in the radially outer surface () and a corresponding projection () on the radially inner surface (),'}{'b': 17', '25', '33', '19', '23', '24', '33', '34', '20', '21', '22', '19, 'wherein the recess () is adapted to accommodate a locking protuberance () of the end region () of the diffusing wall () and the projection () is adapted to extend in a locking hole () of the end region (; ) of the further flow element (, , ) and/or of the diffusing wall ().'} ...
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