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. 10, 2023
Filed:
May. 03, 2019
Applicant:
Tdk Electronics Ag, Munich, DE;
Inventors:
Robert Hoffmann, Berlin, DE;
Kheng Yu Chong, Johor Bahru, MY;
Assignee:
TDK ELECTRONICS AG, Munich, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01H 50/54 (2006.01); H01H 50/02 (2006.01); H01H 50/44 (2006.01);
U.S. Cl.
CPC ...
H01H 50/546 (2013.01); H01H 50/023 (2013.01); H01H 50/44 (2013.01);
Abstract
A switching device is disclosed. In an embodiment a switching device includes at least one stationary contact and a movable contact in a switching chamber configured to contain a gas containing H, wherein the movable contact is movable by a magnetic armature with a shaft, wherein the shaft projects through an opening in a yoke which is part of a magnetic circuit, and wherein a liner composed of a plastic is arranged in the opening of the yoke, the liner configured to guide the shaft.