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. 08, 2017

Filed:

Apr. 30, 2013
Applicant:

Gema Switzerland Gmbh, St. Gallen, CH;

Inventor:

Klaus Domschat, Loerrach, DE;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H05F 3/00 (2006.01); H01T 19/04 (2006.01); H01T 23/00 (2006.01);
U.S. Cl.
CPC ...
H05F 3/00 (2013.01); H01T 19/04 (2013.01); H01T 23/00 (2013.01);
Abstract

An antistatic device for reducing electrostatic charges on moving material webs may include at least one active electrode assembly. The electrode assembly may include a plurality of active individual needle-shaped electrodes, which during operation may be electrically connected to an associated high voltage source. A controller may be included for controller the voltage source. The at least one active electrode assembly and the controller may be arranged in a housing. A signal device may be arranged at least one of in and on the housing. The signal device may include an optical indicator for outputting a signal to a user. The signal may correlate with at least one parameter of the material web. The at least one parameter may include a polarity of the material web.


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