Patent · US Expired

Electrical control and service unit

US4134148A · kind A · utility

3Cited by

4References

2Claims

0Family size

Assignee

Demag A.G. · DE

Inventors

Hans-Joachim Schubert · Wesseling, DE
Eckart Schunk · Düsseldorf, DE
Horst Rossbach · Eichenau, DE

Key dates

Filing date	May 16, 1977
Grant date	Jan 9, 1979
Priority date	—
Expiry date	May 16, 1997

Classification

Technology area (CPC H)Electricity
CPC primaryH02B7/00
WIPO fieldElectrical machinery, apparatus, energy
WIPO sectorElectrical engineering

Abstract

A switchboard booth structure having a unique arrangement of exteriorly accessible service and control devices and interiorly accessible switch devices for controlling low voltage elements of electrical apparatus, particularly metallurgic electric furnaces is disclosed herein.

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