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:
Jun. 28, 2011
Filed:
Dec. 03, 2002
Applicant:
Tag Hammam, Sundbyberg, SE;
Inventor:
Tag Hammam, Sundbyberg, SE;
Assignee:
Luvata Oy, Espoo, FI;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B05D 3/12 (2006.01);
U.S. Cl.
CPC ...
Abstract
The invention relates to a method for producing a contact terminal for electrical matters made of copper or a copper-base alloy in order to increase the reliability and lifetime of the contact terminal. According to the invention a textured structure is formed on the surface of the contact terminal by rolling of patterns. The invention also relates to a use of a textured structure based on cavities formed on the surface of a contact terminal for preserving a lubricant.