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:
May. 17, 1988
Filed:
Dec. 08, 1986
Applicant:
Inventor:
Gerhard Mier, Singen, DE;
Assignee:
Swiss Aluminium Ltd., Chippis, CH;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B61K / ;
U.S. Cl.
CPC ...
238 143 ; 238148 ;
Abstract
The invention relates to a composite section having a section or part of the rail cross-section made of light metal and also, mounted securely on the same, a section made of a heavy metal which forms a part of the outer surface of the composite section--in particular a composite conductor rail of aluminum or an aluminum alloy and a steel facing or insert joined to it by means of extrusion.