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Work vehicle periphery monitoring system and work vehicle

  • US 9,333,915 B2
  • Filed: 11/30/2012
  • Issued: 05/10/2016
  • Est. Priority Date: 09/20/2012
  • Status: Active Grant
First Claim
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1. A work vehicle periphery monitoring system comprising:

  • a plurality of image capturing devices each of which is attached to a work vehicle and captures a periphery of the work vehicle to output an image information item;

    a plurality of object detecting devices each of which is attached to the work vehicle to detect an object existing around the work vehicle;

    a bird'"'"'s eye image synthesizing device that acquires the plurality of image information items and synthesizes the acquired image information items to generate a bird'"'"'s eye image information item for displaying a bird'"'"'s eye image of the work vehicle and the periphery of the work vehicle on a display device;

    a display control device that displays a first image in which a mark representing the object detected by the object detecting device overlaps the bird'"'"'s eye image based on the bird'"'"'s eye image information item on a screen of the display device;

    an alarm notifying device that notifies, as an alarm, at least one or both of a first alarm of displaying a region with the mark in a manner different from a region without the mark in the first image and a second alarm of notifying an existence of the object by a sound;

    an alarm releasing instruction device that receives an input for releasing the alarm; and

    an alarm releasing device that releases the alarm in accordance with a releasing order which is prioritized and predetermined regarding relations between a plurality of regions around the work vehicle and a plurality of running modes of the work vehicle based on an alarm releasing signal from the alarm releasing instruction device,wherein in a case in which;

    a highest priority is put on a first alarm region;

    alarm sound in the first alarm region is set as high level;

    the alarm sound in the first alarm region is notified as the second alarm; and

    an operator operates the alarm releasing device, the second alarm is released, the first alarm may be also released along with a release of the second alarm, and the second alarm corresponding to an existence of the mark in the first alarm region is first released.

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