Patent · US Expired

Electric heating device

US6720536B2 · kind B2 · utility

13Cited by
10References
12Claims
0Family size

Assignee

Inventor

Key dates

Filing dateDec 2, 2002
Grant dateApr 13, 2004
Priority date
Expiry dateDec 2, 2022

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH05B2203/023
  • WIPO fieldThermal processes and apparatus
  • WIPO sectorMechanical engineering

Abstract

An electric heating device including PTC heating elements which have electrode sheets arranged on both sides thereof. These electrode sheets supply power to the PTC heating elements and each having connected thereto radiator elements for emitting the heat generated by the PTC heating elements. An electrically insulating layer is arranged between at least one of the electrode sheets and the respective radiator element.

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