Patent attributes
An electronic device includes a printed circuit board, a connector mounted on the printed circuit board, a casing, and a sealing member. The casing houses the printed circuit board and a part of the connector in such a manner that the other part of the connector protrudes to an outside of the casing. The casing has a casing-side recess portion and a casing-side protruding portion that are connected each other to have a loop shape. The housing has a connector-side protruding portion and a connector-side recess portion that are connected to each other to have a loop shape. The connector-side protruding portion is fitted into the casing-side recess portion through the sealing member and the casing-side protruding portion is fitted into the connector-side recess portion through the sealing member.