Patent · US Expired

Miniature filament lamp having planar contact surfaces arranged on the plane bottom surface of the base

US6265824A · kind A · utility

0Cited by

3References

2Claims

0Family size

Assignee

Patent-Treuhand-Gesellschaft fur elektrische Gluhlampen mbH · DE

Inventors

Peter Helbig · Sontheim, DE
Hermann Steiner · Herbrechtingen, DE

Key dates

Filing date	Feb 26, 1999
Grant date	Jul 24, 2001
Priority date	—
Expiry date	Feb 26, 2019

Classification

Technology area (CPC H)Electricity
CPC primaryH05K3/3426
WIPO fieldElectrical machinery, apparatus, energy
WIPO sectorElectrical engineering

Abstract

The invention relates to a miniature incandescent lamp which is provided for mounting on a printed circuit board. According to the invention, the base contacts (7) have a plane contact surface (7a) for soldering onto a printed circuit board, a section (7b, 7c, 7d) which is constructed like tongs and serves to anchor the base contact (7) in the lamp base, and a hookshaped section (7e) into which one end of a supply lead (5) guided out of the lamp bulb (1) is inserted, and to which said supply lead (5) is welded.

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