FIBER-REINFORCED RESIN JOINTED BODY

Japanese Patent JP2023101237

A

To provide a fiber-reinforced resin jointed body that is securely fixed without increasing the height of a projecting portion, when a through-hole provided on a counterpart member to be joined is larger than the projecting portion to be caulked.SOLUTION: A fiber-reinforced resin jointed body includes a member A that has at least one projecting portion and includes a fiber-reinforced resin, and a member B that has at least one through-hole h1. The projecting portion penetrates the through-hole h1, and has a caulking portion at a part projected out from the through-hole H1. Assuming a side area of the maximum inscribed column of the through-hole h1 as S1, and the total of an area of a surface parallel with a thickness direction and an area of a surface parallel with a direction inclined by more than 0° and less than 90 with respect to the thickness direction as ST, the expression S1