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:
Jan. 09, 2001
Filed:
Aug. 27, 1998
Harald Knoblauch, Hamburg, DE;
Otto Pfannenberg Elektro-Spezial-Geratebau GmbH, Hamburg, DE;
Abstract
A device (,) for the exchange of thermal energy between an interior of a housing, more particularly for a telecommunication apparatus and an environment, in order to convey heat from the housing interior to the outside and, in this case, in order to maintain the internal temperature for the components involved within tolerated limits one heat exchanger block (,) possesses two fluid duct systems (,) which are separated from each other and that are in thermal energy-transmitting contact with each other, while a first fluid duct system (,) communicates with the housing interior and a second fluid duct system (,) communicates with the surroundings and each fluid duct system (,) has allocated to it one fluid pump (,) each for conveying a first working fluid (,) in the first fluid duct system (,) and a second working fluid (,) in the second fluid duct system (,).