Front pillar structure

A front pillar structure on a driver's seat side of a vehicle, the front pillar structure comprising:

• a first skeleton portion extending along a peripheral edge portion of a windshield glass of the vehicle on an outer side in a vehicle width direction of the vehicle, the first skeleton portion having a hollow closed cross-section seen from a longitudinal direction of the first skeleton portion;
• a second skeleton portion extending along the first skeleton portion and separated by a gap from the first skeleton portion, the second skeleton portion extending along a side door on the driver's seat side of the vehicle, the second skeleton portion having a hollow closed cross-section seen from a longitudinal direction of the second skeleton portion;
• and
• a transparent connecting portion disposed between the first skeleton portion and the second skeleton portion, the transparent connecting portion including a solid portion interposed between the first skeleton portion and the second skeleton portion, and connecting the first skeleton portion and the second skeleton portion to each other, wherein:
• the solid portion of the transparent connecting portion includes (i) a first extending portion disposed on one of a vehicle outer side and a vehicle inner side of the first skeleton portion and extending from the solid portion toward the first skeleton portion side and (ii) a second extending portion disposed on one of a vehicle outer side and a vehicle inner side of the second skeleton portion and extending from the solid portion toward the second skeleton portion side;
• a front surface portion of the solid portion on the first skeleton portion side and a first side surface portion of the first extending portion on the first skeleton portion side are joined to the first skeleton portion via a first joining portion that is elastically deformable;
• and
• a rear surface portion of the solid portion on the second skeleton portion side and a second side surface portion of the second extending portion on the second skeleton portion side are joined to the second skeleton portion via a second joining portion that is elastically deformable.