Patent · US Expired

Fastening means with machine-readable information storage means

US6843628B1 · kind B1 · utility

41Cited by

12References

10Claims

0Family size

Assignee

SCHRAUBEN BETZER GMBH & CO KG · DE

Inventors

Frank Hoffmeister · Lüdenscheid, DE
Martin Kemper · Ravensburg, DE

Key dates

Filing date	Apr 8, 2000
Grant date	Jan 18, 2005
Priority date	—
Expiry date	Apr 8, 2020

Classification

Technology area (CPC F)Mechanical Engineering; Lighting; Heating
CPC primaryF16B31/02
WIPO fieldComputer technology
WIPO sectorElectrical engineering

Abstract

The invention relates to a fixing device, such as a screw (1) a plain washer, a nut or a rivet, with an information memory that can be read from the exterior. The information memory (4) is machine readable. According to the invention, the information memory contains optically readable information.

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