| CPC F24H 9/02 (2013.01) [F24H 9/0005 (2013.01)] | 3 Claims |
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1. A water heater comprising a case, the case comprising:
a box body having a rectangular shape with a front face opened; and
a front cover formed in a same shape as the box body in a front view and having a shallower bottom than that of the box body, wherein the front cover is assembled on the front face of the box body, body side bent parts bent inward are each formed at front ends of left and right side plates of the box body and hemming bent so as to be folded backward at substantially 180°, cover side bent parts bent inward are each formed at rear ends of left and right side plates of the front cover and are abutted on the body side bent parts in a state of being assembled to the box body, inner bent parts folded backward are formed at inner end parts of the cover side bent parts and are positioned on inner extension lines of the body side bent parts in an assembled state, the cover side bent parts are in full contact with the body side bent parts, the inner bent parts are not in contact with the body side bent parts prior to an impact, and the inner bent parts are configured to directly contact inner end parts of rear side bent parts of the box body after the impact, thereby absorbing the impact.
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