Patent · US Expired

Ventilated housing

US6309296A · kind A · utility

16Cited by

7References

18Claims

0Family size

Assignee

Schroff GmbH · DE

Inventors

Hans-Martin Schwenk · Wiesenweg, DE
Heinz Kempf · Friedrichstadt, DE
Peter Takats · Notre-Dame-de-l'Île-Perrot, CA

Key dates

Filing date	Mar 11, 1999
Grant date	Oct 30, 2001
Priority date	—
Expiry date	Mar 11, 2019

Classification

Technology area (CPC H)Electricity
CPC primaryH05K7/20181
WIPO fieldAudio-visual technology
WIPO sectorElectrical engineering

Abstract

A double-walled housing 1 for the accommodation of electrical and electronic components possesses on its inner wall 2 a ventilation opening 11. In the gap 4 between inner wall 2 and external wall 3 sits an air filter 12 with a cylindrical filter cartridge 13. This air filter is drawn up on a supporting lattice 14, which is fastened to a removable assembly ring 15. A closeable service opening 20 with a cover 21 is in the external wall 3 and aligns with the ventilation opening 11.

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