Patent · US Active

Device and module for protecting against lightning and overvoltages

US8080927B2 · kind B2 · utility

7Cited by

11References

25Claims

0Family size

Assignee

EPCOS AG · DE

Inventors

Juergen Boy · Berlin, DE
Gero Zimmermann · Berlin, DE
Thomas Westebbe · Berlin, DE

Key dates

Filing date	Dec 21, 2009
Grant date	Dec 20, 2011
Priority date	—
Expiry date	Dec 21, 2029

Classification

Technology area (CPC H)Electricity
CPC primaryH01T4/16
WIPO fieldElectrical machinery, apparatus, energy
WIPO sectorElectrical engineering

Abstract

A device for protecting against lightning and overvoltages includes two electrodes closing off, in a gas tight manner, both end faces of a cylinder made of insulating material, and defining a discharge chamber in the interior of the chamber thus formed. At least one step is provided in the chamber in the contact area of at least one of the electrodes and the cylinder such that the chamber extends outwards past the internal wall of the cylinder.

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