Patent ID: 8981240
Filing Date: 2015-03-17
Classification: H05K

Abstract:
1. An electronic circuit board case configured to accommodate an electronic circuit board, the electronic circuit board case comprising: a case body portion having an upper surface defining an opening; and a lid for covering the opening, wherein the case body portion has a rib projected from at least a part of a periphery of the opening, the lid has a flange configured to be at least substantially in contact with an outer periphery of the rib and the upper surface of the case when the lid is mounted on the case body portion, the rib has a raised portion raised outward from a part of an outer periphery of the rib and a non-raised portion which is thinner than the raised portion, and an inner surface of the flange, the raised and the non-raised portions of the rib, and the upper surface of the case define a passage therewithin.