Title:
AUTOMATIC TRAVEL VEHICLE
Document Type and Number:
Japanese Patent JP2015169995
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide an automatic travel vehicle capable of dealing with various stain states to notify of stain of a guide line.SOLUTION: An unmanned carrier 1 which is an automatic travel vehicle capable of automatically travelling along a guide line L provided on a road surface S includes: a camera 30 for photographing a predetermined photographing range R including the guide line L; a stain degree determination part for determining a degree of stain which is a degree of the stain of the guide line L from an image photographed by the camera 30; and a notification part for notifying of the stain of the guide line L on the basis of the determination result of the degree of stain by the stain degree determination part. The stain degree determination part extracts a line part equivalent to the guide line L having a predetermined width, and determines the degree of stain on the basis of the length of a portion of which the line part is not extracted in the image and the length of the portion having a predetermined stain determination width in the extracted line part, and the area of the extracted line part.
Inventors:
FUJINO NAOMI
HASHIMOTO TASUKU
HASHIMOTO TASUKU
Application Number:
JP2014042558A
Publication Date:
September 28, 2015
Filing Date:
March 05, 2014
Export Citation:
Assignee:
MITSUBISHI NICHIYU FORKLIFT CO
International Classes:
G05D1/02
Attorney, Agent or Firm:
Patent Business Corporation Minori Patent Office
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