The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 23, 2002
Filed:
Apr. 28, 2000
Applicant:
Inventors:
Walter Nicolai, Buseck, DE;
Adam Pawlowski, Eschenburg, DE;
Assignee:
Rittal-Werk Rudolf Loh GmbH & Co. KG, Herborn, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H05K 5/00 ;
U.S. Cl.
CPC ...
H05K 5/00 ;
Abstract
A switch cupboard with devices for cooling the hot air present inside the same. At least one vertical face is closed off by a double-walled wall element whose outer and inner wall panel form an air duct with an extensive surface. The inner wall panel has several openings spread out from each other. The openings can be covered either with cover plates, fans which operate in two directions of rotation or connecting plates with sections of hose.