Patent ID: 10038287

Abstract:
A device connector 10 to be attached to a case C of a device includes: a housing 30 to be fitted in an attachment hole C1 of the case C; a seal groove 41 provided in an inner housing 31 constituting the housing 30, and having a back surface 42 disposed opposite an outer peripheral edge portion C2 of the attachment hole C1 of the case C; a face seal 43 fitted in the seal groove 41 to waterproof a gap between the outer peripheral edge portion C2 of the attachment hole C1 and the back surface of the seal groove 41; and a relief groove 57 disposed adjacently outside the seal groove 41 in an outer housing 50 constituting the housing 30 and along the seal groove 41, and recessed upward relative to a lower surface of the tubular portion 51 of the outer housing 50.