Patent · US Expired

Transformer, lamp base having a transformer and high-pressure discharge lamp

US7135822B2 · kind B2 · utility

4Cited by

9References

3Claims

0Family size

Assignee

Patent-Treuhand-Gesellschaft fur elektrische Gluhlampen mbH · DE

Inventors

Gerhard Behr · Riedlingen, DE
Matthias Burkhardt · Erlangen, DE
Arnulf Rupp · Munich, DE

Key dates

Filing date	Aug 18, 2004
Grant date	Nov 14, 2006
Priority date	—
Expiry date	Nov 23, 2024

Classification

Technology area (CPC H)Electricity
CPC primaryH05B41/02
WIPO fieldElectrical machinery, apparatus, energy
WIPO sectorElectrical engineering

Abstract

A transformer for being fitted in a lamp base and to a lamp base having a transformer arranged in it, the transformer housing being provided with guide elements which serve the purpose of inserting the transformer in the correct position in the lamp base. The transformer is preferably in the form of a starting transformer of a pulse starting apparatus integrated in the lamp base of a high-pressure discharge lamp.

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