Patent · US Expired

Electric lamp

US6259192A · kind A · utility

2Cited by

2References

11Claims

0Family size

Assignee

Patent-Treuhand-Gesellschaft fur elektrische Gluhlampen mbH · DE

Inventors

Juergen Becker · Reichertshofen, DE
Gerhard Behr · Riedlingen, DE

Key dates

Filing date	Aug 23, 1999
Grant date	Jul 10, 2001
Priority date	—
Expiry date	Aug 23, 2019

Classification

Technology area (CPC H)Electricity
CPC primaryH01K1/46
WIPO fieldElectrical machinery, apparatus, energy
WIPO sectorElectrical engineering

Abstract

The invention relates to an electric lamp for a motor vehicle headlight. The lamp is equipped with an adjustment ring (4) which has at least three bearing points (4a) which are arranged in a common plane oriented perpendicularly with respect to the axis of the adjustment ring (4). Along its inner circumferential surface, the adjustment ring (4) has at least three contact points (8a) with the lamp cap (1), in which points the adjustment ring (4) is fixed to the lamp cap (1).

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