Patent · US Expired

Regulated power supply

US4456833A · kind A · utility

11Cited by

3References

20Claims

0Family size

Assignee

Hewlett-Packard Company, L.P. · US

Inventors

Stefan Traub · Eppelheim, DE
Frank Rochlitzer · Edenkoben, DE

Key dates

Filing date	Nov 2, 1982
Grant date	Jun 26, 1984
Priority date	—
Expiry date	Nov 2, 2002

Classification

Technology area (CPC H)Electricity
CPC primaryH03K2217/0036
WIPO fieldControl
WIPO sectorInstruments

Abstract

A linear regulated D.C. power supply includes two control elements for regulating two separate unregulated D.C. voltage sources. An enabling means is used to enable the one of the two control elements which is operating at the lower instantaneous power dissipation level and to supply the regulated output of that selected control element to a load.

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