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Patent Searching and Data

Document Type and Number:
Japanese Patent JP2018204909
Kind Code:
To make a burner efficiently burnable by any fuel powder with different characteristics and shapes.SOLUTION: A burner includes an external cylinder nozzle and an internal cylinder nozzle disposed in the external cylinder nozzle along the external cylinder nozzle, and the burner guides fuel mixed air containing fuel powder in a flow passage formed between the external cylinder nozzle and the internal cylinder nozzle. The internal cylinder nozzle includes: a root part fixed to the external cylinder nozzle; and a movable tip part in which a protrusion part protruding radially outward of the internal cylinder nozzle with respect to an outer peripheral surface is provided and which can move in the flow direction of the fuel mixed air with respect to the root part. The burner also includes a movable tip part positioning part for adjusting the position of the movable tip part according to the characteristics and shape of the fuel powder included in the fuel mixed air.SELECTED DRAWING: Figure 1

成相 健太郎
大野 恵美
越前屋 誠
Application Number:
Publication Date:
December 27, 2018
Filing Date:
June 08, 2017
Export Citation:
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International Classes:
F23D1/00; F23C1/00
Attorney, Agent or Firm:
寺本 光生
志賀 正武
高橋 久典