Patent ID: 9527161
Filing Date: 2016-12-27
CPC Classification: B23K,G02B,Y10T

Claim Text:
1. A welded structure comprising: a first member having a spherical surface part which is formed in a spherical surface shape; and a second member which is formed in a plate shape; wherein a part of an end face of the second member before laser welding is performed is formed to be a contact end face having a contact part with which a part of the spherical surface part is contacted; wherein the second member is formed with a joining part including the contact end face, the joining part being joined to the spherical surface part by laser welding; wherein at least before laser welding is performed, a plate thickness of the joining part is thinner than a plate thickness of a portion of the second member except the joining part; and wherein the spherical surface part of the first member and the end part of the second member are joined to each other by laser welding.