20130318753 | TONGUE FOR A SEATBELT DEVICE AND FABRICATION METHOD THEREOF - A tongue for a seatbelt device includes: a metal core at which an insertion portion is formed continuously from a metal core base portion; a molded portion formed by the metal core base portion of the metal core being covered with a synthetic resin material; a webbing pass-through portion, one end of which opens along the thickness direction of the metal core base portion in one face of the molded portion, and another end of which opens in an end portion of the molded portion at a side opposite to the insertion portion; and a groove portion formed between the metal core base portion and the webbing pass-through portion, the groove portion opening in the end portion of the molded portion at the side opposite to the insertion portion and opening in an inner periphery face of the webbing pass-through portion. | 12-05-2013 |