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:
Mar. 21, 2006
Filed:
Aug. 02, 2002
Joachim Ganz, Kapfenhardt, DE;
Franz Kaspar, Niefern-Öschelbronn, DE;
Isabell Buresch, Illertissen, DE;
Joachim Ganz, Kapfenhardt, DE;
Franz Kaspar, Niefern-Öschelbronn, DE;
Isabell Buresch, Illertissen, DE;
Ami Doduco GmbH, Pforzheim, DE;
Wieland Werke AG, Ulm, DE;
Abstract
An electric contact comprises a main body consisting of a copper-based alloy or of stainless steel and a contact layer consisting of a gold-based alloy. The contact layer has a thickness of at least 0.3 μm and consists of gold with a content of 0.5 percent by weight to 15 percent by weight of one or more platinum group metals, and that an intermediate layer consisting of silver or of a silver-based alloy or of nickel is provided between the main body and the contact layer. The contact layer is preferably applied on the main body by a PVD process.