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. 21, 2025
Filed:
May. 16, 2023
Phoenix Contact Gmbh & Co. KG, Blomberg, DE;
Hannes Sagebiel, Hameln, DE;
PHOENIX CONTACT GMBH & CO. KG, Blomberg, DE;
Abstract
The object of the invention is interference filter arrangements with surge protection having, an input for a conductive phase and a neutral phase of a three-wire alternating-current voltage system, an output for a protected conductive phase and a protected neutral phase of a three-wire alternating-current voltage system, at least one terminal for a protective earth, at least one first coil arranged as a filter element between the input of the conductive phase and the output of the protected conductive phase, at least one second coil arranged as a filter element between the input of the neutral phase and the output of the protected neutral phase, at least one first three-pole gas-filled surge arrester arranged with its two external poles parallel to the first coil, at least one second three-pole gas-filled surge arrester arranged with its two external poles parallel to the second coil.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile