Patent · US Active

Electric heating device

US11420499B2 · kind B2 · utility

0Cited by

4References

27Claims

0Family size

Assignee

Mahle International GmbH · DE

Inventors

Igor Tschemeris · Kornwestheim, DE
Alexander Daniel · Stuttgart, DE
Karim-Mathieu Bouchalat · Stuttgart, DE
Michael Kohl · Britzingen, DE

Key dates

Filing date	Sep 11, 2019
Grant date	Aug 23, 2022
Priority date	—
Expiry date	Dec 17, 2040

Classification

Technology area (CPC H)Electricity
CPC primaryH05B2203/023
WIPO fieldElectrical machinery, apparatus, energy
WIPO sectorElectrical engineering

Abstract

An electric heating device and a method for manufacturing an electric heating device with at least two plate pairs forming a fluid passage through which fluid can flow, which plate pairs are assembled from two plates and form a fluid passage between the two, wherein the plate pairs take on a predefined distance from one another and form a free space, wherein at least one heating unit is arranged in the free space between at least two of the plate pairs, which heating unit has at least one heating element and contact electrodes electrically connected thereto for making electrical contact with the at least one heating element. The invention also relates to such an electric heating device.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.