Turn signal switch device

A turn signal switch device includes an operation lever (1), a holding member (3) configured to support a base portion (20) of the operation lever (1) and to be turnable together with the operation lever (1), a housing (2) configured to support the holding member (3) such that the holding member (3) is turnable, a cancel lever (4) provided in the housing (2) and configured to be advanceable, retractable, and turnable along with the turning of the holding member (3), and a cam member (5) provided in the housing (2) and facing the base portion (20) of the operation lever (1). The housing (2) holds a third elastic member (14) configured to elastically urge the cancel lever (4) toward a turning locus of a cancel projection (6a). The third elastic member (14) is a coil spring.