Patent ID: 8927871
Filing Date: 2015-01-06
Classification: H01R,H05K

Abstract:
1. A connection terminal structure comprising: a substrate having one surface and including a pad formed on the one surface; a bonding part constituted by a solder; and a connection terminal having first and second ends and including a fixing part formed on the first end and a connection part formed on the second end; wherein the fixing part includes a first surface that is bonded to the pad by way of the bonding part, wherein the connection terminal includes a pad facing surface that faces the pad and includes the first surface, wherein the connection terminal includes at least one groove that is formed in the pad facing surface, wherein the at least one groove extends from the first surface to the connection part and forms an acute angle relative to the substrate, wherein a portion of the solder that constitutes the bonding part fills in the at least one groove and another portion of the solder that constitutes the bonding part flows out from the at least one groove.