| CPC H05K 5/063 (2013.01) [H05K 5/0217 (2013.01); H05K 5/03 (2013.01)] | 20 Claims |
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11. A junction box assembly for accommodating electronic components, the junction box assembly comprising:
a top cover having a top wall and a lip bounding a periphery of the top wall; and
an upper case including a peripheral wall and an interior wall, the peripheral wall defining a periphery of the upper case, the peripheral wall bounding a space for accommodating the electronic components, the peripheral wall including a back wall, a pair of side walls and a front wall, the interior wall disposed within the peripheral wall and spaced apart from an interior surface of the peripheral wall, the interior wall including an outer wall and an inner wall, the outer wall having a pair of outer side walls, an outer front wall and an open back portion so as to define a u-shaped structure, the inner wall including an inner front wall, a pair of inner side walls and an inner back wall so as to define a closed loop, the inner wall disposed within and spaced apart from the outer wall to define a groove, the groove have a u-shape, the upper case further including a rib disposed on an outer surface of the inner back wall, the outer surface opposite an inner surface of the peripheral wall, the rib extending longitudinally along the inner back wall and contacting the lip of the top cover so as to prevent water from entering the upper case.
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