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. 22, 2003
Filed:
Mar. 29, 2002
Applicant:
Inventors:
Johann Kogler, Weisskirchen, AT;
Bernhard Schusser, Weisskirchen, AT;
Assignee:
VAE Aktiengesellschaft, Vienna, AT;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B61L 5/00 ;
U.S. Cl.
CPC ...
B61L 5/00 ;
Abstract
In order to enable the use of highly resistant materials difficult to weld or not weldable at all for a stock rail ( ), the tongue box for grooved rail switches, which includes a stock rail ( ), a slide plate ( ) and a side rail ( ), whereby the side rail ( ) and the slide plate ( ) and a base plate ( ) are welded together forming a box-shaped section with the stock rail ( ), is designed in a manner that the stock rail ( ) is connected with the box-shaped profile in a positive and force-transmitting manner by clamping pieces that are welded with the box-shaped section and/or the base plate ( ).