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. 17, 2023
Filed:
Apr. 16, 2019
Applicant:
Tdk Electronics Ag, Munich, DE;
Inventors:
Robert Hoffmann, Berlin, DE;
Frank Werner, Berlin, DE;
Assignee:
TDK Electronics AG, Munich, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01H 33/22 (2006.01); H01H 33/18 (2006.01); H01H 33/38 (2006.01); H01H 33/78 (2006.01);
U.S. Cl.
CPC ...
H01H 33/78 (2013.01); H01H 33/182 (2013.01); H01H 33/22 (2013.01); H01H 33/38 (2013.01);
Abstract
In an embodiment a switching device includes at least one stationary contact in a switching chamber containing a gas comprising Hand one movable contact in the switching chamber, wherein the switching chamber has a switching chamber wall and a switching chamber base, and wherein the switching chamber at least partially comprises a polymer material configured to release hydrogen when heated.