Patent ID: 11912106
Assignee: EBERSPäCHER CATEM GMBH & CO. KG
Field: Thermal processes and apparatus (Mechanical engineering)
Classification: CPC B  F  H | IPC B  F  H

Claim 12:
13. An electric heating device for a motor vehicle, comprising:
a housing having an inlet opening and an outlet opening for a medium to be heated, wherein
the housing encloses a layered structure comprising at least one PTC element which is electrically conductively connected to connections of different polarity, and which comprises heat-emitting elements that are heat conductively connected on opposed sides to the PTC element, wherein
the heat-emitting elements include a panel element that is provided with perforations in the form of a mesh wire or an expanded metal or a perforated sheet and that is made of heat-conducting material, wherein
the perforations are distributed throughout the entire panel element at a regular interval with no space among them, wherein
the panel element is bent so that it has main side surfaces and a web that extends perpendicular thereto and that connects between two of the main side surfaces, and wherein
the panel element forms each heat-emitting element and a conducting element which electrically conductively abuts the PTC element.