Patent ID: 9295175
Filing Date: 2016-03-22
CPC Classification: H01R,H05K

Claim Text:
1. A seal structure for an electronic control device, the electronic control device comprising: a housing having a base member and a cover member fitted on an upper side of the base member; a circuit board accommodated in an inner space of the housing; and a connector attached to a front end of the circuit board and exposed through a front opening window between front end portions of the base and cover members of the housing, the seal structure comprising: a connector seal surface formed on an upper surface of the front end portion of the base member; a connector seal material arranged between the connector seal surface of the base member and a lower surface of the front end portion of the connector; a seal groove formed in an upper surface of an outer peripheral portion other than the front end portion of the base member; a seal protrusion formed on a lower surface of an outer peripheral portion of the cover member and engaged in the seal groove; and a sealant filled in a clearance between the seal groove and the seal protrusion, wherein longitudinal end regions of the connector seal surface are extended in a width direction of the connector and formed as extended surface regions; and wherein longitudinal end regions of the seal groove extend perpendicular to the respective extended surface regions of the connector seal surface.