Oil burner.

摘要

A double-cylinder type oil burner having an inner flame cylinder (2) and an outer flame cylinder (3). A red-heatable cylinder (8) is connected to the upper end of the inner flame cylinder (2) with a secondary aoir inlet (10) left therebetween. A damper mechanism (12,13) for varying the opening in the upper end of the red-heatable cylinder (8) is provided on the upper end of the red-heatable cylinder (8). According to this arrangement, it is possible to vary the burning rate over a wide range and to vary the red-heated area in accordance with the rate of burning.