US Patent 11229263 Hook device

A hook device makes it easy to return a hook from a raised state to a stored state. This hook device has a holding member and a hook member, the holding member has an integrally formed elastic piece, the hook member has a rotating shaft and a hanger, the outer periphery of the rotating shaft is provided with an arcuately formed rotating surface and a holding surface formed so as to be close to the rotating shaft center, and the elastic piece abuts against the rotating surface of the rotating shaft in a flexural state when the hook member is raised, and abuts against the holding surface of the rotating shaft when the hook member is stored.