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:
Aug. 05, 2008

Filed:

Feb. 17, 2006
Applicants:

Steffen Joos, Murr, DE;

Uwe Gaese, Stuttgart, DE;

Inventors:

Steffen Joos, Murr, DE;

Uwe Gaese, Stuttgart, DE;

Assignee:
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
A47L 5/14 (2006.01);
U.S. Cl.
CPC ...
Abstract

An apparatus comprising a blower fan, a motor for driving the blower fan, a blower tube for conveying an air stream from the blower fan, and a potential compensation device that is electrically connected with the motor. The potential compensation device includes a charge compensation element having a free end that projects in an exposed manner into the air stream.


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