Patent ID: 8391695
Filing Date: 2013-03-05
Classification: B60S

Abstract:
1. A liquid heater comprising: a housing having a continuous, substantially vertical side wall, said side wall defining an area therein and having a liquid inlet and a liquid outlet therein; a first heat dissipation element, having opposing inner and outer surfaces, disposed against a first edge of said housing side wall and orthogonal thereto, said first heat dissipation element having heat transfer projections extending from said inner surface into said area defined by said side wall, said housing and said first heat dissipation element at least partially defining a liquid flow path between said inlet and said outlet; and a first heating element disposed proximate said outer surface of said first heat dissipation element, said first heating element operative to heat said first heat dissipation element and thereby liquid flowing within said housing along said liquid flow path, said first heating element comprising a circuit board substrate, at least one electrical circuit formed on said circuit board substrate, and at least one heating trace formed over at least a portion of said at least one electrical circuit.