Patent · US Expired

Corner joint element

US5820289A · kind A · utility

67Cited by

12References

17Claims

0Family size

Assignee

Schroff GmbH · DE

Inventors

Klaus Kern · Adelshofen, DE
Hans-Martin Schwenk · Wiesenweg, DE
Uwe Rieger · Waldbronn, DE

Key dates

Filing date	Aug 8, 1996
Grant date	Oct 13, 1998
Priority date	—
Expiry date	Aug 8, 2016

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10T403/4602
WIPO fieldElectrical machinery, apparatus, energy
WIPO sectorElectrical engineering

Abstract

A corner joint element 1 for longitudinal bars 7 and cross bars 8 that are created from hollow profiles 10 of a rack has three legs 2, 3 and 4, which are standing at right angles to each other. The surface of each leg 2, 3, 4 has at least one cavity 11. For the fastening of a hollow profile 10, slipped onto a leg 2, 3, 4, the wall area 12 of the hollow profile positioned above the cavity 11 is pushed into the cavity 11.

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