Circuit board with cooling device

US5142441A · kind A · utility

Assignee

• Alcatel N.V. · NL

Inventors

• Gerhard Seibold · Waiblingen, DE
• Stauros Smernos · Stuttgart, DE
• Matjaz Florjancic · Murr, DE
• Otto Thaidigsmann · Stuttgart, DE
• Horst Richter · Kufstein, AT

Key dates

• Filing date: Feb 23, 1989
• Grant date: Aug 25, 1992
• Expiry date: Feb 23, 2009

Classification

• Technology area (CPC H): Electricity
• CPC primary: H05K2201/064
• WIPO field: Audio-visual technology
• WIPO sector: Electrical engineering

Abstract

A circuit board with a cooling device having channels through which a cooling agent flows, the circuit board being comprised of at least three united layers including an inner layer wherein the channels are formed.