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:
Sep. 14, 2010
Filed:
Mar. 29, 2007
Applicants:
Yusuke Watabe, Numazu, JP;
Makoto Niwakawa, Numazu, JP;
Inventors:
Yusuke Watabe, Numazu, JP;
Makoto Niwakawa, Numazu, JP;
Assignee:
Meidensha Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01B 11/04 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention provides a trolley wire wear measurement device by image processing in which a line sensor is arranged vertically and upward on a roof of an inspection car so that the line sensor looks up to a trolley wire and a lighting means that illuminates the trolley wire is formed by arranging a plurality of point light sources in a straight line in a direction perpendicular to a travelling direction of the inspection car on the inspection car.