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:
Aug. 29, 2006
Filed:
Jun. 10, 2003
Glen Appleby, St-Lazare, CA;
Jacques Lamond, Pierrefonds, CA;
Kostas Papazoglou, Dollard-des-Ormeaux, CA;
Glen Appleby, St-Lazare, CA;
Jacques Lamond, Pierrefonds, CA;
Kostas Papazoglou, Dollard-des-Ormeaux, CA;
Portec, Rail Products Ltd., Lachine, CA;
Abstract
An apparatus for applying friction modifying materials to a railroad track includes an input for receiving a signal representative of the passage of railroad vehicle wheels, and means for applying friction modifying material to the railroad track for a user defined, field programmable time duration when the number of wheels reaches the user defined, field programmable, activation level. A method of applying friction modifying materials to a railroad track performed by the apparatus is also provided.