Electricity: conductors and insulators – With fluids or vacuum – Boxes and housings
Reexamination Certificate
2007-08-07
2007-08-07
Estrada, Angel R. (Department: 2831)
Electricity: conductors and insulators
With fluids or vacuum
Boxes and housings
C174S050000, C174S053000, C174S017070, C361S676000, C361S678000, C361S688000, C439S076200
Reexamination Certificate
active
11019119
ABSTRACT:
A waterproof housing of a junction box has at least one vent piece penetrating through a wall of the housing for ventilation of the junction box. The vent piece has an inner wall formed with a baffle projection to prevent invasion of a splashing water. The waterproof housing has a plurality of the vent pieces. The waterproof housing also has a drain hole provided in the housing. The vent piece has an inside opening positioned higher than the drain hole when the junction box is mounted at a usage position. The baffle projection is positioned at an axial inner end portion of the vent piece. The vent piece has a central axis inclined relative to an invasion direction of an expected splashing water.
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Kiyota Hirotaka
Kusuyama Kazuhiro
Nakahama Yoshihiko
Armstrong, Kratz, Quintos Hanson & Brooks, LLP.
Estrada Angel R.
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