ROTARY CONNECTOR DEVICE AND FLAT CABLE ASSEMBLY FOR ROTARY CONNECTOR DEVICE

A flat cable assembly (60) comprises a first lead block (61), a first flat cable (62), and a second flat cable (63). The first lead block (61) includes a first lead block body (61A) and a first conductor (61B) that includes a first exposure surface (61C) exposed from the first lead block body (61A) and is attached to the first lead block body (61A). The first flat cable (62) includes a first cable end portion (62A) connected to the first exposure surface (61C) so as to extend from the first exposure surface (61C) in a first direction (D21). The second flat cable (63) includes a second cable end portion (63A) connected to the first exposure surface (61C) so as to extend from the first exposure surface (61C) in a second direction (D22) that is different from the first direction (D21).