Patent ID: 8324535
Filing Date: 2012-12-04
Classification: B32B,F23Q,H05B,Y10T

Abstract:
1. A brazing structure comprising: a ceramic member having a small diameter portion and a large diameter portion; a first metal layer on an outer surface of the large diameter portion; a tubular metal fitting in which at least an one edge of the ceramic member is inserted; a first brazing member connecting the inner surface of the tubular metal fitting to the first metal layer; and a second brazing member filled between at least a part of the small diameter portion and the inner surface of the tubular metal fitting, the inner surface facing to the part of the small diameter; wherein the small diameter portion is located closer to the one edge of the ceramic member than the first metal layer and is inside the tubular metal fitting, and wherein the second brazing member covers an edge of the first metal layer and contacts the surface of the small diameter portion.