Patent · US Expired

Sewing machine lighting equipment

US6796256B2 · kind B2 · utility

1Cited by

5References

23Claims

0Family size

Assignee

Durkopp Adler Aktiengesellschaft · DE

Inventors

Horst Seibert · Bielefeld, DE
Andreas Oberndörfer · Bielefeld, DE
Horst Bohl · Bielefeld, DE
Achim Voss · Spenge, DE

Key dates

Filing date	Mar 26, 2003
Grant date	Sep 28, 2004
Priority date	—
Expiry date	Mar 26, 2023

Classification

Technology area (CPC D)Textiles; Paper
CPC primaryD05B79/00
WIPO fieldTextile and paper machines
WIPO sectorMechanical engineering

Abstract

A sewing machine lighting equipment comprises light emitting diodes, which are arranged on at least two sides of the needle bar and which are disposed in at least one lighting device.

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