| 主权项 |
1. A vehicle door frame, comprising:
an outer member, which constitutes a glass-run housing portion made of a board, wherein the outer member has a basal end portion and is located on a first side; an inner member made of a board including a body portion, which configures a framework of a window frame, wherein the inner member is configured to be coupled to the outer member on a second side that is opposite to the first side, wherein the outer member includes
an edge portion, which constitutes the glass-run housing portion at a position that is apart from the basal end portion,a folded portion, which is provided on the edge portion and has a substantially U-shaped cross section, wherein the folded portion includes an opening, which opens to the second side, and a first-side end that is positioned nearest to the first side, anda return portion provided at a position that is closer to the basal end portion than the folded portion of the glass-run housing portion is, wherein the return portion raises the portion that is closer to the basal end portion than the folded portion of the glass-run housing portion is in a flat manner at least to a position of the first-side end of the folded portion, the inner member includes
an extended portion, which is provided on the body portion and extends on the first side;an edge portion, which is provided on the extended portion and configured to be inserted into the opening of the folded portion, anda distal end surface, which is provided on the edge portion of the extended portion, wherein a projection portion is provided on the distal end surface and protrudes toward the first side, the projection portion is arranged at a predetermined position on the inner member in a longitudinal direction, and the projection portion is heated and melted through current concentration when a resistance welding is performed, and the distal end surface and a facing portion of the folded portion are pressure-bonded to each other. |
