Patent · US Active

Vehicle heater and method for monitoring a vehicle heater

US10625571B2 · kind B2 · utility

0Cited by

1References

14Claims

0Family size

Assignee

WEBASTO SE · DE

Inventors

Dietmar Bytzek · Germersheim, DE
Thorsten Kabelitz · Stockdorf, DE
Karl Goettl · Rosenheim, DE
Daniel Eckert · Thun, CH
Fritz Wegener · Stockdorf, DE
Hans Rechberger · Stockdorf, DE
Uwe Reinholz · Stahnsdorf, DE

Key dates

Filing date	Feb 15, 2013
Grant date	Apr 21, 2020
Priority date	—
Expiry date	Feb 26, 2035

Classification

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

Abstract

A vehicle heater (10) comprises a main body (12) carrying a non-intrinsically safe heat conductor layer (14), and a temperature monitoring device (16, 18, 20, 44) assigned to the heat conductor layer (14). The temperature monitoring device (16, 18, 20, 44) is designed to distinguish and to report at least the three following states: normal operation, reversible malfunction and irreversible malfunction.Moreover, a method for monitoring a vehicle heater (10) is suggested in which the following states are distinguished and reported: normal operation, reversible malfunction and irreversible malfunction.

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