Patent attributes
A connector device comprises a connector and a mating connector which is mateable with the connector. The connector comprises a housing, a power-supply terminal and a detection terminal. The mating connector comprises a mating housing, a mating power-supply terminal and a mating detection terminal. One of the housing and the mating housing is provided with a first release portion. One of the housing and the mating housing is provided with a second release portion. One of the housing and the mating housing is provided with a prevention portion. The connector is able to take on any of three states with respect to the mating connector. When the connector is in a first state, the prevention portion is located between the first release portion and the second release portion in an operating direction and prevents the second release portion from being subsequently operated upon operation of the first release portion.