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:
Nov. 18, 2003
Filed:
Mar. 12, 2001
Applicant:
Inventor:
Roger David Larke, Retford, GB;
Assignee:
Pandrol Limited, Addlestone, GB;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
E01B 9/38 ;
U.S. Cl.
CPC ...
E01B 9/38 ;
Abstract
A rail pad ( ), for electrically isolating a railway rail ( ), comprises a rail seat portion ( ) for supporting a foot of the rail ( ), a pair of upstands ( ) joined to opposite edges of the rail seat portion ( ) of the pad ( ) by respective webs such that respective channels ( ) for directing water away from the rail are defined between the rail seat portion ( ) of the pad ( ) and each adjacent upstand ( ). Such a pad provides improved wet electrical resistance.