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.

Date of Patent:
Apr. 22, 2008

Filed:

Oct. 15, 2003
Applicants:

Adolf Feinauer, Giengen, DE;

Micharel Neumann, Ulm, DE;

Inventors:

Adolf Feinauer, Giengen, DE;

Micharel Neumann, Ulm, DE;

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
F25B 19/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

A refrigerating device including a hollow-walled housing surrounding a first and a second storage compartment. A vacuum pump is controllably connected via a suction line to the hollow chamber of the housing and to one of the storage compartments. The pump is controlled to maintain a desired pressure range in both the housing and the storage compartment.


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