Heating device for fluid
AssigneeDefa AS
InventorsGeir Kåre Øen, Pål Sandøy, Agnar Kopperud
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Abstract
A heating device for heating of a fluid, particularly in a vehicle or vessel, comprising at least one heating element in a housing with a house wall and a fluid inlet and a fluid outlet. The wall or a part of this or a part of the house wall is a heat conductor for conducting heat between the heating element and at least one of the fluid channels. At least one chamber is defined by the at least one wall and a portion of the housing wall, or by walls in pairs between the fluid channels. The heating element is mountable in the chamber, which has an opening towards the outside of the housing. The opening is not fluidly connected to the fluid channels. The heating element can be a PTC element.
Claims20
A heating device for heating a fluid, particularly in a vehicle or vessel, comprising:
- a housing having a housing wall, a fluid inlet, and a fluid outlet, the fluid inlet and the fluid outlet connected via at least two fluid channels, wherein:
- the fluid channels are separated by a chamber defined by at least two walls, at least two end walls, and a bottom portion, the chamber having an opening towards the housing outside and at least one heating element received therein,
- the walls comprise a heat conducting material, and
- the bottom portion of the chamber is recessed into an inside of the housing wall.
Dependencies are inferred from the claim text.