Tube burner flame hole construction

Abstract

A tube burner flame hole construction with both sides of the tube provided with a row of multiple flame hole walls; each wall being compressed in a shape of a lip with both sides slightly protruding outwardly from the tube; a hole being provided in the center of the recessed lip to facilitate the punching process and improve structural strength of the of the entire tube burner, flame hole being more sturdy and thicker for consistent burning effects and longer service life of the tube burner.

1 . A construction of flame holes on a thin tube burner comprised of walls each to house a flame hole and flame holes; each hole being provided in recess between two abutted walls in a row respectively on both sides of the tube; each wall being punched into a thick lip shape; the hole being disposed at the tip of the lip; and the area of the wall surrounding the hole slightly protruding out of the tube.  
   
   
       2 . The construction of flame holes on a thin tube burner of  claim 1 , wherein, the tube is bent into a U shape.  
   
   
       3 . The construction of flame holes on a thin tube burner of  claim 1 , wherein, the tube related to a straight tube.