Patent ID: 8648264
Filing Date: 2014-02-11
Classification: H02G

Abstract:
1. A terminal box comprising: a box casing including terminal elements incorporated into the interior thereof; a lid element for closing an opening of the box casing; and an engaging mechanism for fixedly engaging an engaging element provided in the lid element with an engaged element provided in the box casing by pressing the lid element against the box casing; wherein the engaging element includes a projecting piece extending in a pressing direction of the lid member, and an engaging pawl provided in part of the projecting piece on a downstream side in the pressing direction of the projecting piece excluding a downstream side distal end portion of the projecting piece, the engaging pawl extending outward and in a direction vertical to an extending direction of the projecting piece, and wherein the engaged element has a receiving hole opening toward an outer side of the box casing and allowing the distal end portion of the projecting piece, to be exposed to the outside when engaged with the engaging pawl, wherein the distal end portion of the projecting piece is formed as a pressed portion that is pressed toward the box casing to release the engaging mechanism, wherein the engaged element has a pair of vertical ribs extending along the pressing direction, a connecting rib provided in an outer surface of the box casing for connecting the pair of vertical ribs at distal end portions thereof in the pressing direction, and an intermediate plate-like beam element spaced apart from the outer surface of the box casing for connecting of the vertical ribs at intermediate portions thereof, and wherein the projecting piece has a bottom surface at the distal end portion thereof opposed to a wall surface portion of an inner wall surface of the receiving hole positioned adjacent a downward side of the projecting piece in the pressing direction.