Patent · US Active

Method for manufacturing an electrical heating device and heating device

US9739502B2 · kind B2 · utility

0Cited by

18References

11Claims

0Family size

Assignee

BorgWarner Ludwigsburg GmbH · DE

Inventors

Michael Luppold · Germersheim, DE
Alexander Dauth · Maulbronn, DE
Klaus Lehmann · Rochlitz, DE
Bernd Halbrock · Remchingen, DE

Key dates

Filing date	Oct 24, 2014
Grant date	Aug 22, 2017
Priority date	—
Expiry date	Oct 2, 2035

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10T29/49373
WIPO fieldThermal processes and apparatus
WIPO sectorMechanical engineering

Abstract

What is described is a method for manufacturing an electrical heating device, wherein electrical heating resistors are disposed in tubes of an extruded profile, and openings are cut into a plate of the extruded profile connecting the tubes. According to this disclosure, fastening sections of the extruded profile are plastically deformed and, by means thereof, heat sinks are fastened on the extruded profile. A corresponding electrical heating device is also described.

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