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. 23, 1996
Filed:
Feb. 05, 1993
Applicant:
Inventors:
Otto Loffler, Stuttgart, DE;
Werner Niessner, Steinheim, DE;
Heinz Ambacher, Benningen, DE;
Friedrich E Schneider, Pforzheim, DE;
Assignees:
Beru Ruprecht GmbH & Co., , US;
G. Rau GmbH & Co., , DE;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01T / ;
U.S. Cl.
CPC ...
313141 ;
Abstract
Spark plug with an insulator, a center electrode placed in the insulator, a casing provided on the outside off the insulator and a casing electrode attached to the casing. The center electrode and/or the casing electrode are made using a platinum-nickel fiber composite material consisting of a platinum matrix in which nickel fibers are embedded or of a nickel matrix in which platinum fibers are embedded.