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:
Jan. 09, 2001
Filed:
Jan. 07, 1998
Applicant:
Inventor:
Herbert-Adolf Schifferl, Leoben, AT;
Assignee:
Voest-Alpine Schienen GmbH, Leoben-Donawitz, AT;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F41C 3/302 ;
U.S. Cl.
CPC ...
F41C 3/302 ;
Abstract
The invention relates to a profiled rail (,), especially for a railway track, with a reduced total radiated noise level when in use. In order to reduce the noise radiation level, at least one web side surface (,) is substantially concavely rounded without any salient points in the lower region (,) between the transition edge (,) on the side of the rail patten (,) and the center of gravity axis (X) in the rail cross-section and/or the height (H) of the pattern is increased by comparison with a normally profiled rail having a corresponding total rail height A.