Patent ID: 8689779

Claim:
A gas burner comprising: a burner lower part having a lower gas distribution chamber having a central vertical axis and three outer regions, each of the outer regions extending horizontally radially away from the central vertical axis, the lower gas distribution chamber being open at its upper side including at the outer regions, and three radially located secondary air passages to supply secondary air to an inner region of the gas burner, each of the secondary air passages being located horizontally radially away from the central vertical axis and peripherally between two of the outer regions of the lower gas distribution chamber; and a burner upper part positioned loosely on the burner lower part and partially closing off the lower gas distribution chamber, the burner upper part having a burner ring in which an annular upper gas distribution chamber is configured, and three gas throughflow openings, each of the gas throughflow openings corresponding to one of the outer regions of the lower gas distribution chamber and connecting the lower gas distribution chamber to the upper gas distribution chamber.